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Figure 1-1. Air Conditioner - TM-9-4120-403-140008
CHAPTER 1 INTRODUCTION - TM-9-4120-403-140009
Section II EQUIPMENT DESCRIPTION - TM-9-4120-403-140010
Figure 1-2. Location of Major Components - TM-9-4120-403-140011
LOCATION AND DESCRIPTION OF MAJOR COMPONENTS - TM-9-4120-403-140012
PERFORMANCE DATA - TM-9-4120-403-140013
Section III TECHNICAL PRINCIPLES OF OPERATION - TM-9-4120-403-140014
Figure 1-3. Refrigeration Schematic - TM-9-4120-403-140015
HEATING - TM-9-4120-403-140016
CHAPTER 2 OPERATING INSTRUCTIONS - TM-9-4120-403-140017
Figure 2-1. Operator's Controls Front - TM-9-4120-403-140018
Figure 2-2. Operator's Controls Rear - TM-9-4120-403-140019
INDICATORS - TM-9-4120-403-140020
Section II OPERATOR'S PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
TABLE 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - TM-9-4120-403-140022
TABLE 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Cont) - TM-9-4120-403-140023
ITABLE 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Cont)
TABLE 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Cont) - TM-9-4120-403-140025
TABLE 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Cont) - TM-9-4120-403-140026
Section III OPERATION UNDER USUAL CONDITIONS - TM-9-4120-403-140027
GENERAL OPERATING PROCEDURES - TM-9-4120-403-140028
General Information - TM-9-4120-403-140029
Figure 2-4. Openings and Drains
TABLE 2-2. OPERATOR CONTROL SETTINGS - TM-9-4120-403-140031
Figure 2-6. Fresh Air Damper (Door) Adjustment - TM-9-4120-403-140032
OPERATION IN LO HEAT MODE - TM-9-4120-403-140033
Figure 2-9. Fresh Air Damper (Door) Adjustment - TM-9-4120-403-140034
OPERATION IN HI HEAT MODE
Figure 2-13. Louver Adjustment - TM-9-4120-403-140036
OPERATION IN COOL MODE - TM-9-4120-403-140037
Figure 2-17. Fresh Air Damper (Door) Adjustment
Figure 2-19. OFF Setting - TM-9-4120-403-140039
Figure 2-20. Information Plates, Front
Figure 2-21. Information Plates, Rear
Section IV OPERATING UNDER UNUSUAL CONDITIONS
OPERATION IN DUSTY OR SANDY CONDITIONS - TM-9-4120-403-140043
OPERATION IN SALT AIR OR SEA SPRAY
CHAPTER 3 OPERATOR'S MAINTENANCE INSTRUCTIONS - TM-9-4120-403-140045
TABLE 3-1. OPERATOR'S TROUBLESHOOTING
COMPRESSOR DOES NOT START IN COOL MODE. - TM-9-4120-403-140047
COMPRESSOR STARTS NORMALLY, BUT HIGH OR LOW PRESSURE CUT-OUT SWITCH SOON TRIPS.
REDUCED COOLING CAPACITY. - TM-9-4120-403-140049
REDUCED COOLING CAPACITY. (CONT) - TM-9-4120-403-140050
REDUCED COOLING CAPACITY. (CONT) - TM-9-4120-403-140051
REDUCED HEATING CAPACITY
CHAPTER 4 UNIT MAINTENANCE INSTRUCTIONS - TM-9-4120-403-140053
Section II SERVICE UPON RECEIPT OF EQUIPMENT
Figure 4-1. Unpacking - TM-9-4120-403-140055
CHECKING UNPACKED EQUIPMENT - TM-9-4120-403-140056
Figure 4-2. Installation Dimensions
INSTALLATION SITE PREPARATION
Section III UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - TM-9-4120-403-140059
INTRODUCTION, INSPECTION, AND SERVICE - TM-9-4120-403-140060
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - TM-9-4120-403-140061
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONT - TM-9-4120-403-140062
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONT - TM-9-4120-403-140063
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONT - TM-9-4120-403-140064
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONT - TM-9-4120-403-140065
TABLE 4-1. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONT - TM-9-4120-403-140066
Section IV UNIT TROUBLESHOOTING
AIR CONDITIONER DOES NOT START IN ANY MODE. - TM-9-4120-403-140068
COMPRESSOR STARTS NORMALLY, BUT CIRCUIT BREAKER SOON TRIPS.
COMPRESSOR STARTS NORMALLY, BUT HIGH OR LOW PRESSURE CUT-OUT SWITCH SOON TRIPS. - TM-9-4120-403-140070
REDUCED HEATING CAPACITY - TM-9-4120-403-140071
NO HEAT IN EITHER HI HEAT OR LOW HEAT MODE.
FAN MOTOR (B2) DOES NOT OPERATE. - TM-9-4120-403-140073
Section V UNIT MAINTENANCE PROCEDURES - TM-9-4120-403-140074
Figure 4-3. Fabric Cover
Lubrication - TM-9-4120-403-140076
NBC (NUCLEAR, BIOLOGICAL, AND CHEMICAL) DUCT COVER
Figure 4-4. NBC (Nuclear, Biological, and Chemical) Duct Cover
ACCESS (CHARGING VALVES) COVER
Figure 4-5. Access (Charging Valves) Cover
CONNECTOR COVER PLATES
CIRCUIT BREAKER ACCESS PLATE
Figure 4-7. Circuit Breaker Access Plate
TOP PANEL - TM-9-4120-403-140084
Figure 4-8. Top Panel
Inspection - TM-9-4120-403-140086
LOWER PANEL - TM-9-4120-403-140087
Figure 4-9. Lower Panel
Repair - TM-9-4120-403-140089
FRESH AIR (INLET) SCREEN - TM-9-4120-403-140090
CONDENSER AIR DISCHARGE GUARD
Figure 4-11. Condenser Air Discharge Guard
CONDENSER COIL GUARD - TM-9-4120-403-140093
EVAPORATOR AIR DISCHARGE (OUTLET) GRILLE ASSEMBLY
Figure 4-13. Evaporator Discharge (Outlet) Grille Assembly
Repair - TM-9-4120-403-140096
EVAPORATOR AIR INTAKE GRILLE ASSEMBLY
Figure 4-14. Evaporator Air Intake Grille Assembly
Repair - TM-9-4120-403-140099
CONDITIONED AIR FILTER - TM-9-4120-403-140100
Removal - TM-9-4120-403-140101
MIST ELIMINATOR - TM-9-4120-403-140102
Cleaning - TM-9-4120-403-140103
CONDENSATE TRAPS AND DRAIN HOSE
Cleaning - TM-9-4120-403-140105
Inspection - TM-9-4120-403-140106
CONTROL PANEL - TM-9-4120-403-140107
Removal - TM-9-4120-403-140108
MODE SELECTOR (ROTARY) SWITCH (S)
Inspection - TM-9-4120-403-140110
Figure 4-21. Switch Position and Terminal Location
Replacement - TM-9-4120-403-140112
TEMPERATURE CONTROL THERMOSTAT (S1) - TM-9-4120-403-140113
Inspection - TM-9-4120-403-140114
Replacement - TM-9-4120-403-140115
TWO-SPEED FAN (TOGGLE) SWITCH (S7)
Inspection - TM-9-4120-403-140117
WIRING HARNESS, CONTROL PANEL - TM-9-4120-403-140118
Figure 4-24. Wiring Harness, Control Panel
Removal - TM-9-4120-403-140120
CONTROL PANEL HOUSING - TM-9-4120-403-140121
Figure 4-25. Control Panel Housing
Inspection - TM-9-4120-403-140123
JUNCTION BOX - TM-9-4120-403-140124
Figure 4-27. Junction Box Removal/Installation
Installation - TM-9-4120-403-140126
RECTIFIER (CR)
Inspection - TM-9-4120-403-140128
CIRCUIT BREAKER EXTERNAL RESET CONTROL - TM-9-4120-403-140129
Adjustment - TM-9-4120-403-140130
COMPRESSOR CIRCUIT BREAKER (CB)
Figure 4-30. Circuit Breaker (CB)
Removal - TM-9-4120-403-140133
COMPRESSOR RELAY (K1)
Figure 4-31. Compressor Relay (K1)
HEATER RELAY (K2)
Figure 4-32. Heater Relay (K2)
TIME DELAY RELAY (K6) (COMPRESSOR)
Figure 4-33. Time Delay Relay (K6) (Compressor)
Installation - TM-9-4120-403-140140
TIME DELAY RELAY (K9) (FAN MOTOR)
Figure 4-34. Time Delay Relay (K9) (Fan Motor)
Installation - TM-9-4120-403-140143
CAPACITOR ASSEMBLY (C3)
Removal - TM-9-4120-403-140145
TRANSFORMER (T)
Inspection - TM-9-4120-403-140147
Follow-on procedure: - TM-9-4120-403-140148
FUSES (F1 AND F2)
Removal - TM-9-4120-403-140150
TERMINAL BOARDS (TB1, TB2)
Figure 4-38. Terminal Boards (TB 1 and TB2)
JUNCTION BOX WIRING HARNESS
Figure 4-39. Junction Box Wiring Harnesses
Follow-on procedure: - TM-9-4120-403-140155
JUNCTION BOX HOUSING AND COVER - TM-9-4120-403-140156
Figure 4-40. Junction Box Housing and Cover
AMBIENT AIR THERMOSTAT (S2)
Figure 4-41. Ambient Air Thermostat Test Set-Up and Installation
Removal - TM-9-4120-403-140160
ELECTRICAL WIRING REPAIR GENERAL - TM-9-4120-403-140161
WIRING HARNESSES - TM-9-4120-403-140162
Figure 4-42. Wiring Harnesses
TABLE 4-3. WIRE LIST - TM-9-4120-403-140164
TABLE 4-3. WIRE LIST (Cont) - TM-9-4120-403-140165
TABLE 4-3. WIRE LIST (Cont) - TM-9-4120-403-140166
TABLE 4-3. WIRE LIST (Cont) - TM-9-4120-403-140167
TABLE 4-3. WIRE LIST (Cont) - TM-9-4120-403-140168
Figure 4-43. Wiring Diagram (Sheet 1 of 5)
Figure 4-43. Wiring Diagram (Sheet 2 of 5)
Figure 4-43. Wiring Diagram (Sheet 3 of 5)
Figure 4-43. Wiring Diagram (Sheet 4 of 5)
Figure 4-43. Wiring Diagram (Sheet 5 of 5)
Figure 4-44. Electrical Schematic
COMPRESSOR MOTOR START CAPACITOR (C4)
Figure 4-45. Compressor Motor Start Capacitor (C4)
FAN MOTOR CAPACITOR (C1)
Figure 4-46. Fan Motor Capacitor (C1)
Installation - TM-9-4120-403-140179
COMPRESSOR MOTOR RUN CAPACITOR (C2)
Figure 4-47. Compressor Motor Run Capacitor (C2)
ARMATURE RELAY (K10)
Figure 4-48. Armature Relay (K10)
FAN RELAY (K7) - TM-9-4120-403-140184
Figure 4-49. Fan Relay (K7)
HEATER CUTOUT (THERMOSTAT) SWITCH (S3)
Inspection - TM-9-4120-403-140187
EVAPORATOR FAN - TM-9-4120-403-140188
Figure 4-51. Evaporator Fan
Cleaning - TM-9-4120-403-140190
CONDENSER FAN
Figure 4-52. Condenser Fan
EVAPORATOR AND CONDENSER FAN MOTOR (B2) - TM-9-4120-403-140193
Replacement - TM-9-4120-403-140194
Figure 4-53. Evaporator and Condenser Fan Motor (B2)
ELECTRIC HEATER (ELEMENTS) (HR1 THRU HR6) AND SUPPORT
Figure 4-55. Heater Support
Installation - TM-9-4120-403-140198
EVAPORATOR COIL (E) - TM-9-4120-403-140199
Inspection - TM-9-4120-403-140200
CONDENSER COIL (C) - TM-9-4120-403-140201
Section VI PREPARATION FOR STORAGE OR SHIPMENT - TM-9-4120-403-140202
CHAPTER 5 DIRECT SUPPORT MAINTENANCE INSTRUCTIONS - TM-9-4120-403-140203
INFORMATION PLATES - TM-9-4120-403-140204
Figure 5-1. Information Plates
FRESH AIR DAMPER - TM-9-4120-403-140206
Figure 5-2. Fresh Air Damper
Replacement - TM-9-4120-403-140208
FAN RELAY (K7) - TM-9-4120-403-140209
Figure 5-3. Fan Relay (K7)
Replacement - TM-9-4120-403-140211
EVAPORATOR AND CONDENSER FAN MOTOR (B2) - TM-9-4120-403-140212
Figure 5-4. Evaporator and Condenser Fan Motor (B2)
Bearing or Rotor
DISCHARGING THE REFRIGERANT SYSTEM - TM-9-4120-403-140215
SERVICE - TM-9-4120-403-140216
SERVICE (CONT) - TM-9-4120-403-140217
PURGING THE REFRIGERANT SYSTEM - TM-9-4120-403-140218
Figure 5-7. Nitrogen Purging Connection
BRAZING/DEBRAZING PROCEDURES - TM-9-4120-403-140220
Brazing - TM-9-4120-403-140221
LEAK TESTING THE REFRIGERANT SYSTEM - TM-9-4120-403-140222
To pressurize a system that has some refrigerant charge, for either leak testing method:
To pressurize a system that has been discharged and purged for leak testing with an electronic detector: - TM-9-4120-403-140224
EVACUATING THE REFRIGERANT SYSTEM - TM-9-4120-403-140225
Figure 5-8. Evacuating the Refrigerant System.
CHARGING THE REFRIGERANT SYSTEM
SERVICE - TM-9-4120-403-140228
SERVICE (CONT) - TM-9-4120-403-140229
Figure 5-10. Charging Valves Caps and Cover
REFRIGERANT PRESSURE CHECK - TM-9-4120-403-140231
REFRIGERANT PRESSURE CHECK (CONT) - TM-9-4120-403-140232
REFRIGERANT PRESSURE CHECK (CONT) - TM-9-4120-403-140233
Suction pressure too high. - TM-9-4120-403-140234
TABLE 5-1. PRESSURE-TEMPERATURE RELATIONSHIP OF SATURATED REFRIGERANT -22
TABLE 5-2. NORMAL OPERATING PRESSURES (In Full Cooling DECREASE Mode)
EVAPORATOR COIL (E) - TM-9-4120-403-140237
Replacement - TM-9-4120-403-140238
Figure 5-12. Evaporator Coil
Follow-on procedure: - TM-9-4120-403-140240
EXPANSION VALVE (V5)
Figure 5-13. Expansion Valve
Inspection - TM-9-4120-403-140243
Replacement - TM-9-4120-403-140244
Follow-on procedures: - TM-9-4120-403-140245
QUENCH VALVE (V4)
Figure 5-14. Quench Valve (V4)
Inspection - TM-9-4120-403-140248
Replacement - TM-9-4120-403-140249
Follow-on procedures: - TM-9-4120-403-140250
LOW-PRESSURE CUT-OUT SWITCH (S6)
Figure 5-15. Low Pressure Cut-Out Switch (S6)
Replacement - TM-9-4120-403-140253
Follow-on procedures: - TM-9-4120-403-140254
HIGH-PRESSURE CUT-OUT SWITCH (S5)
Figure 5-16. High Pressure Cut-Out Switch (S5)
Test - TM-9-4120-403-140257
Follow-on procedures: - TM-9-4120-403-140258
FAN SPEED PRESSURE CONTROL SWITCH (S8)
Figure 5-17. Fan Speed Pressure Control Switch (S8)
Replacement - TM-9-4120-403-140261
Follow-on procedures: - TM-9-4120-403-140262
CHARGING VALVES (V1 AND V6)
Figure 5-18. Charging Valves (V1 and V6)
Replacement - TM-9-4120-403-140265
CONDENSER COIL (C) - TM-9-4120-403-140266
Figure 5-19. Condenser Coil (C)
Follow-on procedures: - TM-9-4120-403-140268
LIQUID SIGHT INDICATOR (SIGHT GLASS) (S)
Figure 5-20. Liquid Sight Indicator (Sight Glass)(S)
Replacement - TM-9-4120-403-140271
DESICCANT REFRIGERANT DEHYDRATOR (FILTER-DRIER) (D)
Figure 5-21. Desiccant Refrigerant Dehydrator (Filter Drier) (D)
Follow-on procedures: - TM-9-4120-403-140274
COMPRESSOR (B1) - TM-9-4120-403-140275
Figure 5-22. Compressor Schematic
Figure 5-23. Compressor Replaceable Items
Replacement - TM-9-4120-403-140278
Figure 5-24. Compressor (B1)
Compressor - TM-9-4120-403-140280
Figure 5-25. Compressor Harness
Connector and harness
Cleaning - TM-9-4120-403-140283
TUBING AND FITTINGS - TM-9-4120-403-140284
Replacement - TM-9-4120-403-140285
FLUID PRESSURE REGULATING VALVE (V2)
Figure 5-26. Fluid Pressure Regulating Valve (V2)
Replacement - TM-9-4120-403-140288
RECEIVER (R)
Figure 5-27. Receiver (R)
Follow-on procedures: - TM-9-4120-403-140291
PRESSURE RELIEF VALVE (V3)
Figure 5-28. Pressure Relief Valve (V3)
SOLENOID VALVES (L1 AND L2) COIL REPLACEMENT
Figure 5-29. Solenoid Valves (L1 and L2) Coil Replacement
SOLENOID VALVES (L1 AND L2) REPLACEMENT
Figure 5-30. Solenoid Valves (L1 and L2) Replacement
CASING INSULATION, EVAPORATOR SECTION
Figure 5-31. Casing Insulation, Evaporator Section
Repair - TM-9-4120-403-140300
CASING INSULATION, CONDENSER SECTION - TM-9-4120-403-140301
Figure 5-32. Casing Insulation, Condenser Section
CHAPTER 6 GENERAL SUPPORT MAINTENANCE INSTRUCTIONS - TM-9-4120-403-140303
CASING INSULATION, CONDENSER SECTION - TM-9-4120-403-140304
BLIND NUTS AND RIVET PLATES
Nut plates
APPENDIX A REFERENCES - TM-9-4120-403-140307
APPENDIX B MAINTENANCE ALLOCATION CHART - TM-9-4120-403-140308
MAINTENANCE FUNCTIONS - TM-9-4120-403-140309
EXPLANATION OF COLUMNS IN THE MAC, SECTION II - TM-9-4120-403-140310
EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT REQUIREMENTS, SECTION III - TM-9-4120-403-140311
Section II MAINTENANCE ALLOCATION CHART - TM-9-4120-403-140312
Section II MAINTENANCE ALLOCATION CHART (CONT) - TM-9-4120-403-140313
Section II MAINTENANCE ALLOCATION CHART (CONT) - TM-9-4120-403-140314
Section III TOOL AND TEST EQUIPMENT REQUIREMENTS MAINTENANCE ALLOCATION CHART - TM-9-4120-403-140315
Section III TOOL AND TEST EQUIPMENT REQUIREMENTS MAINTENANCE ALLOCATION CHART (CONT)
Section IV. REMARKS MAINTENANCE ALLOCATION CHART - TM-9-4120-403-140317
APPENDIX C COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTS - TM-9-4120-403-140318
Section II COMPONENTS OF END ITEMS - TM-9-4120-403-140319
Section III BASIC ISSUE ITEMS - TM-9-4120-403-140320
APPENDIX D ADDITIONAL AUTHORIZATION LIST - TM-9-4120-403-140321
SECTION II. ADDITIONAL AUTHORIZATION LIST - TM-9-4120-403-140322
APPENDIX E EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-9-4120-403-140323
Section II EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-9-4120-403-140324
Section II EXPENDABLE SUPPLIES AND MATERIALS LIST (Cont) - TM-9-4120-403-140325
Section II EXPENDABLE SUPPLIES AND MATERIALS LIST (Cont) - TM-9-4120-403-140326
Section II EXPENDABLE SUPPLIES AND MATERIALS LIST (Cont) - TM-9-4120-403-140327
APPENDIX F ILLUSTRATED LIST OF MANUFACTURED ITEMS - TM-9-4120-403-140328
Section II MANUFACTURED ITEMS PART NUMBER INDEX
Figure F-1. Gasket, 13214E3551/2
Figure F-2. Gasket, 13218E6977/2
Figure F-3. Gasket, 13218E7076/4
Figure F-4. Gasket, 13214E3384/6
Figure F-5. Gasket, 13214E3384/7
Figure F-6. Insulation, 13214E3384/4
Figure F-7. Gasket, 13214E3384/10
Figure F-8. Insulation, 13214E3384/9
Figure F-9. Gasket, 13214E3384/12
Figure F-10. Insulation, 13214E3384/13
Figure F-11. Gasket, 13214E3384/11
Figure F-12. Insulation, 13220E6562/12
Figure F-13. Gasket, 13220E6562/9
Figure F-14. Gasket, 13220E6562/2
Figure F-15. Gasket, 13220E6562/3
Figure F-16. Insulation, 13220E6562/11
Figure F-17. Gasket, 13214E3477/4
Figure F-18. Gasket, 13214E3477/3
Figure F-19. Gasket, 13214E3477/2
Figure F-20. Gasket, 13214E3477/5
Figure F-21. Gasket, 13214E3478/5
Figure F-22. Gasket, 13214E3478/2
Figure F-23. Gasket, 13214E3478/4
Figure F-24. Gasket, 13214E3478/3
Figure F-25. Insulation, 13214E3762
Figure F-26. Insulation, 13214E3726
Figure F-27. Insulation, 13214E3814
Figure F-28. Gasket, 13214E3412/2
Figure F-29. Gasket, 13214E3412/3
Figure F-30. Gasket, 13218E9914/9
Figure F-31. Gasket, 13214E3404/8
Figure F-32. Gasket, 13214E3404/6
Figure F-33. Insulation, 13218E9890/256
Figure F-34. Insulation, 13218E9890/220
Figure F-35. Gasket, 13216E9519-2
Figure F-36. Gasket, 13211E8255
Figure F-37. Gasket, 13220E6695-15
Figure F-38. Gasket, 13220E6695-16
Figure F-39. Insulation, 13218E9890/223
Figure F-40. Insulation, 13218E9890/226
Figure F-41. Insulation, 13218E9890/225
Figure F-42. Gasket, 4944-142
Figure F-43. Gasket, 13218E9890/241
Figure F-44. Insulation, 13218E9890/219
Figure F-45. Insulation, 13218E9890/227
Figure F-46. Insulation, 13218E9890/221
Figure F-47. Insulation, 13218E9890/222
Figure F-48. Insulation, 13218E9890/224
Figure F-49. Insulation, 13218E9890/228
TM-9-4120-403-14 Air Conditioner Vertical Compact 6 000 BTU/HR 115 Volt. Single Phase 50/60 Hertz Model JHAA/C6V1 NSN
4120-01-327-5447
Manual
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business