Cab HVAC Box Components - Automatic Temperature Control
1. ATC CONTROLLER
2. BLOWER MOTOR/FAN ASSEMBLY
3. HEATER CONTROL VALVE (NOT SCHOWN)
4. BLOWER SPEED DRIVER
5. COMPRESSOR CLUTCH RELAY
6. CAB TEMPERATURE SENSOR
7. EVAPORATOR TEMPERATURE SENSOR
8. THERMAL EXPANSION VALVE
9. LOW PRESSURE SWITCH
10. EVAPORATOR/HEATER ASSEMBLY
Section 50 - Climate Control - Chapter 2
A/C SYSTEM COMPONENTS
50-2-60
7
4
8
10
Thermal Tape Removed for Clarity
2
1
RD06A191
6
5
RD02G075
9
RD02G102