79
Index
A
After Start Inspection 32
B
BELT 15
Belt Tensions 69
C
Check Valve Repair 54
Check Valve Replacement 54
Checking Compressor Oil Charge 45
Checking the Oil Level 68
Checking the Refrigerant Charge 44
Cleanup Procedure for Small Truck Units 47
Clutch Maintenance 61
Clutch Test 61
Clutch Timer 24
Common Relays 23
Compressor 19, 49
Condenser 19
Condenser Coil 50, 59
Condenser Fan Pressure Switch (CFPS) R-134a Units
Only 40
Connectors 22
Control 20
Control Box 22
Control Circuits 20
D
Defrost Components 38
Defrost Mode Operation (M-13, and M-16 only). 31
Defrost Relay 39
Defrost Solenoid Valve 39
Defrost System 38
Defrost Termination Switch 39
Defrost Timer 24
Defrost Timer Test 39
Description 29
Diagram Index 81
Discharge Check Valve (Model 20 Only) 52
Display Return Air (Box) Temperature 31
Display Setpoint Temperature 31
Drier 50
E
EFR Selector 24
Electric Standby Circuits 41
Electric Standby Compressor Belt 69
Electric Standby Mechanical Diagnosis 73
Electric Standby Operation 20
Electric Standby Service Checks 76
ELECTRICAL 15
Electrical 11
Electrical Maintenance 35
Engine Driven Compressor Belt and Pulleys 69
Evaporator 19
Evaporator Coil 54, 59
Evaporator Drain Tube Heaters 20
Expansion Valve Assembly 55
F
Fuses 22
G
GENERAL 13
General 11
H
High 11
High Pressure Cutout And Condenser Fan Pressure
Switches 50
High Pressure Cutout Switch (HPCO) 46
I
In 20
In-Cab Control Box 20
In-Cab Control Box Operating Instructions 31
In-line Check Valves (TC Units Only) 56
Installation 56
Introduction 19, 29
L
Liquid Injection Metering Orifice 51
Liquid Injection System 20
Liquid Injection System (R-404A Units Only) 40
Loading Procedure 32
Low 12
Low Pressure Cutout Switch 55
Low Pressure Cutout Switch (LPCO) 46
M
Maintenance Inspection Schedule 17
Manual Defrost Switch 39
Multi-Temp Relays 23
O
Oil 20
Oil Separator 51
Operating Instructions 29
Over-the-Road Mechanical Diagnosis 71
P
P.C. Board 22
Post Load Procedure 33
Protection Features 21