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TM 11574A-OI U.S. MARINE CORPS TECHNICAL MANUAL OPERATION AND UNIT MAINTENANCE INSTRUCTIONS WITH ILLUSTRATED PARTS BREAKDOWN LARGE FIELD REFRI

TM 11574A -OI viii SAFETY SUMMARY GENERAL SAFETY PRECAUTIONS This safety summary contains general safety warnings and hazardous material warnings t

TM 11574A-OI 3-6 b. Repair the Refrigeration System. WARNING Never use air for leak testing. It has been determined that pressurized mixtures of

TM 11574A-OI 3-7 (a) Preparing Manifold Gauge/Hose Set For Use If the manifold gauge/hose set is new or was exposed to the atmosphere, it will need t

TM 11574A-OI 3-8 (b) Connecting Manifold Gauge/Hose Set Connection of the manifold gauge/hose set (Figure 3-5) is dependent on the component being se

TM 11574A-OI 3-9 (c) Removing the Manifold Gauge Set if performed following the steps below: 1 While the compressor is still ON, open (backseat) th

TM 11574A-OI 3-10 (e) Refrigerant leak checking. WARNING Never use air for leak testing. It has been determined that pressurized, air-rich mixture

TM 11574A-OI 3-11 (3) Evacuation and dehydration. Moisture is the deadly enemy of refrigeration systems. The presence of moisture in a refrigeratio

TM 11574A-OI 3-12 1. Reclaimer 6. Liquid Service Valve 2. Discharge Service Valve 7. Vacuum Pump 3. Compressor 8. Electronic Vacuum 4. Sucti

TM 11574A-OI 3-13 (4) Refrigeration Charge. (a) Checking the refrigerant charge. To check the refrigeration charge, follow the steps below: NOTE T

TM 11574A-OI 3-14 3 Fully open (backseat) the suction service valve and remove the service port cap. 4 Connect charging line between suction servic

TM 11574A-OI 3-15 6 Remove compressor and mounting plate. Refer to Refrigeration system data table 1-1 for weight of compressor. 7 Remove high pre

TM 11574A-OI ix SPECIFIC SAFETY PRECAUTIONS Warnings used in this manual are repeated here to stress how important they are. Study these warnings c

TM 11574A-OI 3-16 1. Discharge Valve Flange 8. Bottom Plate 2. High Side Pressure 9. Sight Glass Connection 10. Oil Drain Plug 3. Low Si

TM 11574A-OI 3-17 (d) Compressor cleanup after mild burnout. WARNING Observe all safety precautions while working on system. Avoid contact with r

TM 11574A-OI 3-18 4 Replace liquid line filter with one size larger in capacity than the unit being worked on. 5 Add suction line filter of appropr

TM 11574A-OI 3-19 (7) Condenser Coil. (a) Condenser coil replacement. The condenser consists of a series of parallel copper tubes expanded into cop

TM 11574A-OI 3-20 1 Open condenser fan screen guard. 2 Loosen two square head set screws on fan (thread sealer has been applied to set screws at in

TM 11574A-OI 3-21 NOTE TXV Bulb Clamp is soldered to the suction line. 1. Suction Line 4. TXV Bulb 2. Thumbscrew 5. Foam Insulation 3. TXV Bulb

TM 11574A-OI 3-22 (c) Expansion valve removal. To remove the expansion valve perform the following: NOTE The TXV is a hermetic valve and does not

TM 11574A-OI 3-23 Figure 3-10. Hermetic Thermostatic Expansion Valve Brazing Procedure. (d) Expansion valve installation. To install the expansi

TM 11574A-OI 3-24 7 Unsolder the two coil connections, one at the distributor and the other at the coil header. 8 After defective coil is removed f

TM 11574A-OI 3-25 2 Replacing Heat Exchanger. This maintenance procedure does not exist in the commercial manual. It is to be developed at a later

TM 11574A -OI x WARNING Do not open the condenser fan grille before turning power OFF and disconnecting power plug. WARNING Always turn OFF the u

TM 11574A-OI 3-26 5 Install the evaporator fan assembly in reverse order of removal. Torque the four 1/4-20 clamp bolts to 70 inch pounds. Apply pow

TM 11574A-OI 3-27 (13) Evaporator Fan Motor Capacitor Units are equipped with single permanent –split capacitor fan motors. (a) When to Check for a

TM 11574A-OI 3-28 2 Capacitor analyzer. a. The function of the analyzer is to read the microfarad value of a capacitor and to detect insulation brea

TM 11574A-OI 3-29 NOTE Carefully listen to the valve. During reset, the valve will make a ratcheting noise that may be heard or felt as it is attemp

TM 11574A-OI 3-30 (15) Checking the Stepper Valve. (a) Checking with ohmmeter 1 Disconnect the 4-pin connector to the stepper SMV. With a reliab

TM 11574A-OI 3-31 (d) Emergency Repair Procedures. In the event that the SMV system has a failure and replacement components are not readily availab

TM 11574A-OI 3-32 Figure 3-13. DPRV Replacement Value Chart. NOTE This test should not be run below 30 F (-1.1 C) or above 120 F (49 C). If the

TM 11574A-OI 3-33 (18) Controller (a) Handling Controller. To safely handle the controller, perform the following steps: CAUTION Do not remove wi

TM 11574A-OI 3-34 Controller Troubleshooting. A group of test points (TP) (Figure 3-15) are provided on the controller for troubleshooting electrical

TM 11574A-OI 3-35 (b) Removing the Controller. To remove the controller, perform the following steps: 1 Disconnect all front wire harness connecto

TM 11574A-OI xi ABBREVIATIONS The following abbreviations are used throughout this manual. Abbreviation Definition AC Alternating Current A Amper

TM 11574A-OI 3-36 (19) Temperature Sensor Test (a) Temperature Sensor Test. To check the temperature sensor, perform the following steps: 1 Remov

TM 11574A-OI 3-37 3 If required, prepare the replacement sensor by cutting sensor wire(s) back 1-/2 in (140 mm). For 3-wire sensors, the black wire

TM 11574A-OI 3-38 Slide large heat shrink tubing over both splices and shrink. CAUTION Do not allow moisture to enter wire splice area as this may a

TM 11574A-OI 3-39 Figure 3-18. Supply Sensor Positioning Figure 3-19. Return Sensor Positioning

TM 11574A-OI 3-40 Table 3-4. R134a Saturation Temperature – Pressure Chart.

TM 11574A-OI 3-41 Figure 3-20. R-134a Compressor Pressure and Motor Current Curves versus Ambient Temperature (Sheet 1 of 2).

TM 11574A-OI 3-42 Figure 3-21. R-134a Compressor Pressure and Motor Current Curves versus Ambient Temperature (Sheet 2 of 2). c. Replace the Ref

TM 11574A-OI 3-43 (c) Support the weight of the refrigeration unit with the lifting device and move out away from the container frame until the power

TM 11574A-OI 3-44 d. Maintenance of Painted Surfaces The refrigeration unit is protected by a special paint system against the corrosive atmosphere

TM 11574A-OI 3-45 Figure 3-23. Replacing the Glass Dome. (2) Replacing Light Bulb. To replace the interior light bulb follow the steps below: (

TM 11574A -OI xii ABBREVIATIONS - Continued Abbreviation Definition NSN National Stock Number NLT No Later Than N/A Not Applicable NS Not Shown

TM 11574A-OI 3-46 (3) Replacing Interior Lighting Switch. To replace the interior lighting switch, follow the steps below: (a) To replace the inte

TM 11574A-OI 3-47 f. Repairing the Air Curtain (1) To repair one or more damaged interior air curtain vertical vanes (Figure 3-31, Item 1), loosen

TM 11574A-OI 3-48 g. Replacing the Floor Drain (1) To replace a floor drain screen (Figure 3-32, Item 1), pry the edges up around the perimeter wit

TM 11574A-OI 3-49 IV. TROUBLESHOOTING AND FAULT ISOLATION PROCEDURES Troubles or operating malfunctions which may occur on the Large Field Refrigera

TM 11574A-OI 3-50 Step Probable Cause Remedy 3 Low refrigerant charge. Add refrigerant. If fault is not corrected proceed to step 4. 4 Plugged s

TM 11574A-OI 3-51 Step Probable Cause Remedy 5 Expansion valve setting too high. Lower setting. If fault is not corrected proceed to step 6. 6 I

TM 11574A-OI 3-52 f. System noises. Step Probable Cause Remedy 1 Piping vibration. Support piping as required, check for plugged liquid line str

TM 11574A-OI 3-53 i. Hot liquid line. Step Probable Cause Remedy 1 Shortage of refrigerant. Repair leak and recharge. j. Frosted liquid line

TM 11574A-OI 3-54 l. RU will not start or starts then stops. (1) No power to unit. Step Probable Cause Remedy 1 External power source OFF. En

TM 11574A-OI 3-55 (3) Component(s) not operating. Step Probable Cause Remedy 1 Evaporator fan motor internal protector open. Replace evaporator

TO 11574A-OI 1-1 CHAPTER 1 GENERAL INSTRUCTIONS I. GENERAL DESCRIPTION AND SPECIFICATION DATA 1-1. Scope a. The Large Field Refrigeration Syste

TM 11574A-OI 3-56 (2) Refrigeration System. Step Probable Cause Remedy 1 Shortage of refrigerant. Check refrigerant IAW 3-10b(2)(e). Recharge re

TM 11574A-OI 3-57 (2) Refrigeration System. Step Probable Cause Remedy 1 Abnormal pressures. Refer to section 3-11g. If fault is not corrected p

TM 11574A-OI 3-58 (2) No control power. Step Probable Cause Remedy 1 Circuit breaker or fuse defective. Check for blown fuses IAW WP 3-10b(18)(

TM 11574A-OI 3-59 Step Probable Cause Remedy 7 Loose terminal connections. Tighten. If fault is not corrected proceed to step 8. 8 Low line volt

TM 11574A-OI 3-60 Step Probable Cause Remedy 5 Heater contactor or coil defective. Replace contactor or coil IAW 3-10b(11)(b). If fault is not co

TM 11574A-OI 3-61 r. Abnormal pressures (cooling). (1) High discharge pressure. Step Probable Cause Remedy 1 Condenser coil dirty. Refer to s

TM 11574A-OI 3-62 Step Probable Cause Remedy 5 No evaporator air flow or restricted air flow. Refer to section 3-10b(11). If fault is not correct

TM 11574A-OI 3-63 Step Probable Cause Remedy 4 Liquid slugging. Refer to section 3-10b(10). If fault is not corrected proceed to step 5. 5 Insuf

TM 11574A-OI 3-64 u. No evaporator air flow or restricted air flow. (1) Evaporator coil blocked. Step Probable Cause Remedy 1 Frost on coil.

TM 11574A-OI 3-65 Step Probable Cause Remedy 5 Power assembly failure. Refer to section 3-10b(10). If fault is not corrected proceed to step 6. 6

TO 11574A OI 1-2 1-2. Orientation MANUAL HOLDER Front View 24,000 KGS52,910 LBS3,501 KGS7,720 LBS26.7 CU.M944 CU.FTMAX GROSS TARE CU.CAP

TM 11574A-OI 3-66 w. Autotransformer malfunction. (1) Unit will not start. Step Probable Cause Remedy 1 Circuit breaker (CB-1 or CB-2) tripped.

TM 11574A-OI B-67 3-9 Troubleshooting Quick Reference YES NO 1. Will unit perform 5 sec. self-test? ___ ___ a. Check container ID # _________

TM 11574A-OI B-68 6. Turn unit “OFF” a. Unplug the valve from stepper drive module (4 pin plug) and measure resistance of the valve. A – B ____

TM 11574A-OI 4-1 CHAPTER 4 REPAIR PARTS SECTION SECTION I I. REPAIR PARTS INFORMATION 4-1. Scope This section furnishes complete data, inclu

TM 11574A-OI 4-2 reference designator indicates there is not an illustration for the part. f. Indenture Code (Column 5): This column contains the In

TM 11574A-OI 4-3 1. The code provides the user with information on each item relative to (1) the method of obtaining the item; for example, by requis

TM 11574A-OI 4-4 SECTION III III. DEFINITIONS AND APPLICATION OF SOURCE, MAINTENANCE, RECOVERABILITY CODES (SMRC) 4-3. Source Codes Source codes

TM 11574A-OI 4-5 echelon. d. SERIES P: PARTS PROCURED, SUPPLY SYSTEM STOCK PA Applied to items procured for the Marine Corps supply system for an

TM 11574A-OI 4-6 Maintenance Codes Maintenance codes are assigned to indicate the levels of maintenance authorized to use and repair support items. T

TM 11574A-OI 4-7 Recoverability Codes Recoverability codes are assigned to support items and indicate the disposition action for unserviceable items

TO 11574A-OI 1-3 1-3. Physical Description and Specification Data a. ISO Container. The ISO container is a 20 ft long, 8 ft wide, 8 ft tall ISO ce

TM 11574A-OI 4-8 SECTION IV IV. NATIONAL STOCK NUMBER (NSN) TO MANUFACTURER’S PART NUMBER (P/N) CROSS REFERENCE National Stock Number Manufactu

TM 11574A-OI 4-9 SECTION VI VI. IDENTIFICATION OF PARTS 4-4. Repair Parts Lists and Illustrations This listing comprises the main part of the RPL

TM 11574A-OI 4-10 Figure 4-1. RU Mounting Hardware. Table 4-1. RU Mounting Hardware (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NS

TM 11574A-OI 4-11 Figure 4-2. Container

TM 11574A-OI 4-12 Figure 4-3. Control Box Door. 1 2 3 4,5,7 7 4 6 23 10,11,18,19 17 8 9 10 11 12 13 15 16 Control Door Box Control Box

TM 11574A-OI 4-13 Table 4-3. Control Box Door (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYP

TM 11574A-OI 4-14 Figure 4-4. Control Box. Table 4-4. Control Box (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUM

TM 11574A-OI 4-15 Figure 4-5 Display Module. Table 4-5 Display Module (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PAR

TM 11574A-OI 4-16 Figure 4-6. Control Box, Shield Removed. 1,2 2,3 12,13,14 2,3 4,5 6,7 8,9 10 11 15,16,17 34,14,18 14,19,20,21 2,3 22 23

TM 11574A-OI 4-17 Table 4-6. Control Box, Shield Removed (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION

TO 11574A OI 1-4 j. Rear Access Doors. The rear access doors provide access to the storage section of the refrigeration unit. The right-hand acces

TM 11574A-OI 4-18 Figure 4-7. Controller Module. 1,2,3,4,7 30 8 14 15 16 18 19 5,6 22 21 20 10,11,12,13 11,13,17 9 NOT SHOWN 23 – P

TM 11574A-OI 4-19 Table 4-7. Controller Module (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYP

TM 11574A-OI 4-20

TM 11574A-OI 4-21 Figure 4-8. Condenser Fan and Condenser Coil. 1,2,3,4 513 11 12 14 11 10 6,7,8 9 16 15 25,26,27,28 23 24 17,18,19,20,21,22

TM 11574A-OI 4-22 Table 4-8. Condenser Fan and Condenser Coil (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIP

TM 11574A-OI 4-23 Figure 4-9. Compressor Tubing. 16 17 4 5 1,2,3 15 14 18, 19, 20, 21, 22, 23 7,11,12,13 7,8,10 9 6,7,8

TM 11574A-OI 4-24 Table 4-9. Compressor Tubing (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYP

TM 11574A-OI 4-25 Figure 4-10. Receiver. Table 4-10. Receiver (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DES

TM 11574A-OI 4-26 (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYPERASSYQTY PER EQUIP

TM 11574A-OI 4-27 Figure 4-11. SRS and STS Section. Table 4-11. SRS and STS Section. (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR N

TO 11574A-OI 1-5 Table 1-1. Table of Leading Particulars – Continued. Refrigerant Charge: Charge Requirements ...

TM 11574A-OI 4-28 Figure 4-12. Thermostatic Expansion Valve. Table 4-12. Thermostatic Expansion Valve (1) (2) (3) (4) (5) (6) (7) ILLUS F

TM 11574A-OI 4-29 Figure 4-13. Fresh Air Makeup Vent. 13 10 9 8 14 12 11 6 5 4 3 2 7 1

TM 11574A-OI 4-30 Table 4-13. Fresh Air Makeup Vent (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM

TM 11574A-OI 4-31 Figure 4-14. Transformer Panel. Table 4-14. Transformer Panel (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR

TM 11574A-OI 4-32 Figure 4-15. Document Panel. Table 4-15. Document Panel (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE

TM 11574A-OI 4-33 Figure 4-16. Evaporator Fan Assembly. 2 3 4 5 6 7 8 7 16 15 9 10 11,12,13,14 18,19,20,21,22,23,24,25 3 2 17 1

TM 11574A-OI 4-34 Table 4-16. Evaporator Fan Assembly (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION

TM 11574A-OI 4-35 Figure 4-17. Evaporator Coil. 1 (RRS/RTS) 15 4,52,36,7,8,9 9,10,11,12,13,14 16 17 18 19 25 20 21 22 23 21 24

TM 11574A-OI 4-36 Table 4-17. Evaporator Coil (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYPE

TM 11574A-OI 4-37 Figure 4-18. Back Panel Assembly. 1 2 3 4 5,6,7 3 8 9 10 8,11 8 8 12 9 8 3 13,14 3 13,14

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TO 11574A OI 1-6 Table 1-1. Table of Leading Particulars – Continued. Evaporator Fan Motor(S): 380 VAC, Single Phase, 50 Hz:

TM 11574A-OI 4-38 Table 4-18. Back Panel Assembly (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM Q

TM 11574A-OI 4-39 Figure 4-19. Compressor. 1 2 16,17,18,19 14,15,16 12 11 10 8 3,4,5,6,7 9 13

TM 11574A-OI 4-40 Table 4-19. Compressor (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYPERASSY

TM 11574A-OI 4-41 Figure 4-20. Compressor Gauges and Transducers. Table 4-20. Compressor Gauges and Transducers (1) (2) (3) (4) (5) (6)

TM 11574A-OI 4-42 Figure 4-21. Voltage Cable. Table 4-21. Voltage Cable (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART

TM 11574A-OI 4-43 4-21 17 XBOZZ 74545 HBL560P9W PLUG EA 1 1

TM 11574A-OI 4-44 Figure 4-22. Autotransformer. 5,6,7,8 23 20,21 9 8 10 11 8,9,13,14,15,16 22 12 8,17,18,19 8,18,24,25 1 2 through 25 4,23

TM 11574A-OI 4-45 Table 4-22. Autotransformer (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM QTYPE

TM 11574A-OI 4-46 Figure 4-23. RU Labels and Decals. 1 2 3 4 11 5 6 7 8 9 10 12 13

TM 11574A-OI 4-47 Table 4-23. RU Labels and Decals (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM NO. SMR NSN CAGE PART NUMBER DESCRIPTION UM

TO 11574A-OI 1-7 II. PUBLICATION 1-4. Copyright Information Carrier Transicold and Sea Box®, Inc. grant the U.S. Government permission to reprint

TM 11574A-OI 4-48 Figure 4-24. Interrogator Receptacle. Table 4-24. Interrogator Receptacle (1) (2) (3) (4) (5) (6) (7) ILLUS FIG NO. ITEM

TM 11574A-OI A-1 APPENDIX A SCHEMATICS

TM 11574A-OI A-2 A-1. Wiring Diagram (Sheet 1 of 2)

TM 11574A -OI A-3 LEGEND

TM 11574A-OI A-4 A-1. Wiring Diagram (Sheet 1 of 2)

TM 11574A -OI A-5 LEGEND

TM 11574A-OI A-6 A-2. Schematic Diagram.

TM 11574A -OI A-7 LEGEND

TM 11574A-OI A-8 A-3. Schematic Diagram (Emergency Bypass).

TM 11574A -OI A-9 LEGEND

TO 11574A OI 1-8 III. WARRANTY For warranty provisions refer to SI 11574A/11609A-OI. IV. PREPARATION FOR USE 1-10. Visual Inspection Upon Initi

TM 11574A-OI A-10 A-4. Refrigeration Schematic.

TM 11574A -OI A-11(/12 Blank) A-4. Lighting Schematic.

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TM 11574A-OI B-1/(B-2 Blank) APPENDIX B MANUFACTURERS CAGE MANUFACTURER CAGE MANUFACTURER 10855 CARRIER CORPORATION DIVISION OF CARRIER TRANSICOL

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TM 11574A-OI C-1 APPENDIX C TROUBLESHOOTING QUICK REFERENCE YES NO 1. Will unit perform 5 sec. self-test? ___ ___ a. Check container ID #

TM 11574A-OI C-2 6. Turn unit “OFF” a. Unplug the valve from stepper drive module (4 pin plug) and measure resistance of the valve. A – B ____

TM 11574A-OI C-3/(C-4 Blank) COMPRESSOR DOES NOT RUN • Main power line open – replace fuse or reset circuit breaker • Safety thermostat tripped – r

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TO 11574A-OI 1-9 Table 1-2. Visual Inspection Upon Initial Receipt – Continued. Component Inspection/Service INTERIOR Cargo Doors Inspect cargo

TO 11574A OI 1-10 1-15. Installation and Relocation a. Siting. (1) Transport. The refrigerated container system is designed for highway, railway

TO 11574A-OI 1-11 (7) Once power is connected there are no additional adjustments required. Grounding of the unit is accomplished through the power

TO 11574A OI 1-12 (8) The container may now be transported. (9) If refrigerated container will be operated off external power, connect refrigerated

TM 11574A-OI 2-1 CHAPTER 2 OPERATING INSTRUCTIONS I. SYSTEM CONTROLS AND COMPONENTS 2-1. System Components 1. Access Panel for Evaporator

TM 11574A-OI 2-2 1. Evaporator Fan Motor #1 6. Defrost Temperature Sensor 2. Return Recorder Sensor (RRS) / Return 7. Evaporator Coil

TM 11574A-OI 2-3 1. Autotransformer 11. Suction Temperature Sensor 2. Power Cables 12. Quench Valve Temperature Bulb 3. Compressor Sigh

TM 11574A-OI i TABLE OF CONTENTS CHAPTER/SECTION PAGE CHAPTER 1 GENERAL INSTRUCTIONS...

TM 11574A-OI 2-4 1. Grille and Venturi Assembly 9. Sight Glass 2. Condenser Fan 10. Fusible Plug (Rupture Disc – Alternate) 3. Key

TM 11574A-OI 2-5 1. Compressor Contactor 2. Fuses 3. Heater Contactor 4. Display Module 5. Controller/DataCORDER Module (Controller) 6.

TM 11574A-OI 2-6 1. Cargo Doors 2. Pressure Relief Port 3. Escape Hatch Door 4. Handle 5. Door Lanyard 6. Locking Cam 7. Fold Up Steps F

TM 11574A-OI 2-7 2-2. System Controls a. Details for operating controls and indicators Large Field Refrigerated System (LFRS) and associated compon

TM 11574A-OI 2-8 Figure 2-7. RU Controller Control Panel. LEGEND 1. Code Select 2. Pre-Trip 3. Alarm List 4. Manual Defrost/Interval

TM 11574A-OI 2-9 Table 2-1. Operating Controls and Indicators - Continued Item No. Description Type Component Function 1 START/STOP Selector Switc

TM 11574A-OI 2-10 Table 2-1. Operating Controls and Indicators - Continued Item No. Description Type Component Function 1 COOL (White LED) Elect

TM 11574A-OI 2-11 Figure 2-9. START/STOP Switch. LEGEND 1. COOL (White LED) 2. Heat (Orange LED) 3. Defrost (Orange LED) 4. In-Range

TM 11574A-OI 2-12 Table 2-1. Operating Controls and Indicators - Continued Item No. Description Type Component Function 1 Circuit Breaker Select

TM 11574A-OI 2-13 Table 2-1. Operating Controls and Indicators - Continued Item No. Description Type Component Function 1 Light Switch Electrical

TM 11574A-OI ii CHAPTER/SECTION PAGE V. CONTROLLER AND SOFTWARE FUNCTIONS ...

TM 11574A-OI 2-14 II. THEORY OF OPERATION 2-3. Theory Of Operation The Large Field Refrigerated System (LFRS) is a climate controlled, insulated c

TM 11574A-OI 2-15 2-7. Perishable Mode Heating If the air temperature decreases 0.9 F (0.5 C) below the set point, the system enters heating mode. T

TM 11574A-OI 2-16 III. PRE-OPERATING PROCEDURES 2-10. General This section contains theory of operation, startup, normal operation and shutdown pr

TM 11574A-OI 2-17 IV. OPERATING CHECKS 2-12. Before, During, and After Operation Checks WARNING Beware of unexpected starting of the fans motor

TM 11574A-OI 2-18 Interval Item Action INTERIOR Before Cargo Doors  Inspect cargo doors for obvious damage such as cracks and holes affecting

TM 11574A-OI 2-19 V. CONTROLLER AND SOFTWARE FUNCTIONS 2-13. Check Controller Function Codes The controller software is a custom designed program

TM 11574A-OI 2-20 2-14. DataCORDER Operation a. DataCORDER. (1) Description. The Carrier Transicold “DataCORDER” software is integrated into the co

TM 11574A-OI 2-21 (2) DataCORDER Software. The DataCORDER Software is subdivided into the configuration software, operational software and the Data

TM 11574A-OI 2-22 NOTE The DataCORDER software uses the supply and return recorder sensors. The temperature control software uses the supply and ret

TM 11574A-OI 2-23 (4) Logging Interval (dCF03). The user may configure four time intervals between data recordings. Data is logged at exact interv

TM 11574A-OI iii CHAPTER/SECTION PAGE IV. NATIONAL STOCK NUMBER (NSN) TO MANUFACTURER’S PART NUMBER CROSS REFERENCE...

TM 11574A-OI 2-24 During DataCORDER power-up, while using battery-pack power, the controller will perform a hardware voltage check on the battery. I

TM 11574A-OI 2-25 Figure 2-13. Standard Configuration Report.

TM 11574A-OI 2-26 Figure 2-14. Data Reader. (b) DataBANKTM Card The DataBANKTM card is a PCMCIA card that interfaces with the controller through

TM 11574A-OI 2-27 To clear the alarm list: 1. Press the ALT. MODE & ALARM LIST keys. 2. Press the UP/DOWN ARROW key until “CLEAr” is displayed

TM 11574A-OI 2-28 Table 2-6 Controller Function Codes Code No. TITLE DESCRIPTION Note: If the function is not applicable, the display will read “--

TM 11574A-OI 2-29 Table 2-6 Controller Function Codes - Continued Code No. TITLE DESCRIPTION Cd25 Compressor Run Time Remaining Until Defrost Th

TM 11574A-OI 2-30 Table 2-6 Controller Function Codes – Continued Code No. TITLE DESCRIPTION Cd32 Current Limit (Amperes) The current limit is the

TM 11574A-OI 2-31 Table 2-7 Controller Alarm Indications Code No. TITLE DESCRIPTION AL11 Evaporator Motor 1 IP Trip Alarm 11 is applicable to unit

TM 11574A-OI 2-32 Table 2-7 Controller Alarm Indications - Continued Code No. TITLE DESCRIPTION AL53 Battery Pack Failure Alarm 53 is caused by

TM 11574A-OI 2-33 Table 2-7 Controller Alarm Indications - Continued Code No. TITLE DESCRIPTION AL63 Current Over Limit Alarm 63 is triggered

TM 11574A-OI iv LIST OF ILLUSTRATIONS Figure Title Page 1-1 ISO Container ...

TM 11574A-OI 2-34 Table 2-7 Controller Alarm Indications - Continued Code No. TITLE DESCRIPTION ERROR DESCRIPTION EER 1 – Program Memory In

TM 11574A-OI 2-35 Table 2-8 Controller Pre-Trip Test Codes Code No. TITLE DESCRIPTION NOTE “Auto” or “Auto1” menu includes the: P, P1, P2, P3, P

TM 11574A-OI 2-36 Table 2-8 Controller Pre-Trip Test Codes - Continued Code No. TITLE DESCRIPTION P5-1 Supply Probe Test Requirements: For uni

TM 11574A-OI 2-37 Table 2-8 Controller Pre-Trip Test Codes - Continued Code No. TITLE DESCRIPTION Note, this test is skipped if the unit does NOT

TM 11574A-OI 2-38 Table 2-8 Controller Pre-Trip Test Codes - Continued Code No. TITLE DESCRIPTION P8-2 Perishable Mode Maintain Temperature Test R

TM 11574A-OI 2-39 Table 2-9 DataCORDER Function Code Assignments NOTE Inapplicable Functions Display “---------” To Access: Press ALT. MODE key Cod

TM 11574A-OI 2-40 Table 2-10 DataCORDER Pre-Trip Result Records Test No. TITLE DATA 1-0 Heater On Pass/Fail/Skip Result, Change in current for Phase

TM 11574A-OI 2-41 Table 2-11 DataCORDER Alarm Indications To Access: Press ALT. MODE key Code No. TITLE DESCRIPTION dAL70 Recorder Supply Temperatur

TM 11574A-OI 2-42 2-15. Pre-Trip Diagnosis CAUTION Pre-trip Inspection should not be performed with critical temperature cargoes in the container.

TM 11574A-OI 2-43 CAUTION When a failure occurs during automatic testing the unit will suspend operation awaiting operator intervention. When an au

TM 11574A-OI v LIST OF ILLUSTRATIONS Figure Title Page 3-14 Controller Section of the Control Box ...

TM 11574A-OI 2-44 V. NORMAL OPERATING PROCEDURES 2-16. Modes of Operation The operational software responds to various inputs. These inputs come

TM 11574A-OI 2-45 f. Condenser Pressure Control. When configuration variable CnF14 is set to “In,” the condenser pressure control logic is activated

TM 11574A-OI 2-46 i. Temperature Control -- Frozen Mode. With configuration variable CnF26 set to -10 C, the frozen mode of operation is active wit

TM 11574A-OI 2-47 2-17. Startup a. Power Connections. WARNING Beware of unannounced starting of the evaporator and condenser fans. The unit may c

TM 11574A-OI 2-48 Figure 2-15. Autotransformer. LEGEND 1. Dual Voltage Modular Autotransformer 2. Circuit Breaker (CB-2) 230V 3. 460

TM 11574A-OI 2-49 c. Starting the Unit. Do not attempt to remove power plug(s) before turning OFF start-stop switch (ST), unit circuit breaker(s)

TM 11574A-OI 2-50 Table 2-13. Before Operation Checks Interval Item Action EXTERIOR Before Cargo Doors  Inspect hardware for bent or broken d

TM 11574A-OI 2-51 e. Observe Unit Operations – Probe Check. If the DataCORDER is off or in alarm mode, the controller will revert to a four probe c

TM 11574A-OI 2-52 Figure 2-17. Controller Operation – Perishable Mode. Figure 2-18. Controller Operation – Frozen Mode.

TM 11574A-OI 2-53 (1) Sequence Of Operation – Perishable Mode Cooling NOTE In the conventional Perishable Mode of Operation, the evaporator motors

TM 11574A-OI vi LIST OF TABLES Table Title Page 1-1 Table of Leading Particulars...

TM 11574A-OI 2-54 (e) compressor and condenser fan motors. The cool light is also de-energized. (f) The evaporator fan motors continue to run to

TM 11574A-OI 2-55 (3) Sequence Of Operation – Frozen Mode Cooling NOTE Prior to starting tests, verify that unit voltage (Function Code Cd07) is wi

TM 11574A-OI 2-56 (4) Sequence Of Operation – Defrost The defrost cycle may consist of up to three distinct operations. The first is de-icing of t

TM 11574A-OI 2-57 The processing of a defrost request is controlled by the defrost termination thermostat. The defrost termination thermostat is not

TM 11574A-OI 2-58 g. Operation of Temperature Control Microprocessor System. The temperature control Micro-Link 3 microprocessor system (see Figure

TM 11574A-OI 2-59 (1) The keypad (Figure 2-25) is mounted on the right-hand side of the control box. The keypad consists of 11 push button switches

TM 11574A-OI 2-60 (f) Return -- Yellow LED: Energized when the return air probe is used for control. When this LED is illuminated, the temperature

TM 11574A-OI 2-61 NOTE The controlling probe in the perishable range will be the SUPPLY air probe and the controlling probe in the frozen range will

TM 11574A-OI 2-62 h. Controller Alarms. Alarm display is an independent controller software function. If an operating parameter is outside of expec

TM 11574A-OI 2-63 i. Unit Pre-Trip Diagnostics. Pre-trip diagnostics is an independent controller function that will suspend normal refrigeration co

TM 11574A-OI vii HOW TO USE THIS MANUAL This manual is designed to provide instructions to perform set-up, operation, and scheduled maintenance proc

TM 11574A-OI 2-64 k. Operating Emergency Escape Door. (1) The emergency escape door provides a means of emergency egress should someone become tra

TM 11574A-OI 2-65 l. Operating Interior Lighting. (1) To operate the interior lighting when the system is being powered via the large system power

TM 11574A-OI 2-66 m. Operating Air Curtain. (1) The air curtain provides a means to enter and exit the container when refrigerated while minimizin

TM 11574A-OI 2-67 VII. OPERATION UNDER UNUSUAL CONDITIONS 2-20. Unusual Conditions Refer to this section for steps and precautions to take in the e

TM 11574A-OI 2-68 i. Operation in Mud (1) Keep power cable and plug away from water or excess moisture. Keep plug clear of mud and other particles.

TM 11574A-OI 3-1 CHAPTER 3 MAINTENANCE INSTRUCTIONS I. INTRODUCTION 3-1. Scope This chapter of the Technical Manual (TM) contains instructions

TM 11574A-OI 3-2 II. PREVENTIVE MAINTENANCE CHECKS AND SERVICE (PMCS) To ensure the Large Field Refrigeration System is ready for operation at al

TM 11574A-OI 3-3 NOTE Column 3 for the trailer component lists criteria that render the trailer not fully mission capable. Column 4 indicates the spe

TM 11574A-OI 3-4 Table 3-3. Preventive Maintenance Checks and Services - Continued Container  Inspect for corrosion and condition of paint. X

TM 11574A-OI 3-5 III. CORRECTIVE MAINTENANCE PROCEDURES 3-7. Corrective Maintenance Tasks (CM) a. Repair the Container. Emergency repairs ca