Hermetic Compressor - Tecumseh
Hermetic Compressor - Tecumseh
Hermetic Compressor - Tecumseh
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66 SERVICE HANDBOOK<br />
This PSC compressor has the following components:<br />
Thermal Protector Type Relay Type Capacitor Type<br />
Internal External Current Potential PTC Run Start<br />
√<br />
√<br />
WIRED<br />
√<br />
The electrical system on this type of motor is shown in FIGURE 4-14. The actual position of<br />
terminals on the relay may be different than shown in FIGURE 4-14. Use the letters and/ or<br />
numbers on the actual relay to locate the terminals.<br />
If replacement parts are needed, refer to the <strong>Tecumseh</strong> Electrical Service Parts Guide<br />
Book for information on proper replacement parts, or call <strong>Tecumseh</strong> Products Company at<br />
1-800-211-3427.<br />
Alt. 3/4" Thermal Protector<br />
4TM Thermal Protector<br />
Line 1<br />
Control<br />
C<br />
Line 2<br />
Identified Conductor<br />
(115 Volt Only)<br />
Ground<br />
Fa n<br />
Motor*<br />
S<br />
Star t Winding<br />
Main Winding<br />
<strong>Compressor</strong> - Unit<br />
Ground<br />
R<br />
Run Capacitor<br />
PTC Relay<br />
*Other auxiliary devices may be attached. Disconnect any auxilliary devices in Step 2.<br />
FIGURE 4-14: PSC compressor motor type with external thermal<br />
protector, wired-in PTC relay and run capacitor