60
Chapter 4
This CSIR Compressor Has the Following
Components:
The electrical system on this type of motor is shown
in Figure 4-6. The actual position of terminals on
the relay may be different than shown in Figure 4-6.
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, or call Tecumseh
Products Company at 1-800-211-3427.
Thermal
Protector
Type
Relay Type
Capacitor
Type
InternalExternalCurrent
Potential PTC
Run
Start
✓
✓
✓
*
Other auxiliary devices may be attached.
Disconnect any auxiliary devices in Step 2.
Figure 4-6.
CSIR compressor motor type with external thermal protector, potential relay mounted
remote, and start capacitor.
Relay - Potential
Compressor - Unit
Ground
Line 1
Line 2
Ground
Start Capacitor
Star
t
Winding
Main
Winding
External Thermal Protector
Note: #4 and #6
on relay are
dummy terminals
Control
6
Fan*
R
C
S
5
2
1
4