A LOOK AT SERVICE SAFETY
Servicing
71
This PSC Compressor Has the Following
Components:
The electrical system on this type of motor is shown
in Figure 4-10. The actual position of terminals on
the relay may be different than shown in Figure 4-
10. Use the letters and/or numbers on the actual
relay to locate the terminals.
If replacement parts are needed, refer to the Tecum-
seh Electrical Service Parts Guide Book for informa-
tion on proper replacement parts
Thermal
Protector
Type
Relay Type
Capacitor
Type
InternalExternalCurrent
Potential PTC
Run
Start
✓
✓
Figure 4-10.
PSC compressor motor with external thermal protector and run capacitor.
Compressor - Unit
Ground
External Thermal Protector
Line 2
Run Capacitor
Ground
Line 1
Star
t
Winding
Main
W
inding
C
Control
R
S