4-25. ROOM THERMOSTAT
This task covers:
General Safety Instructions
Tool Kit, Service Refrigeration Unit
The ignition system of this heater contains
dangerous voltages which can cause severe electri-
cal shock. Be sure to disconnect power before any
Power disconnected and fuel supply turned off.
1. Loosen screw (1) and remove thermostat cover (2).
2. Tag (Item 13, Appendix E) and disconnect three-wire cable (3).
3. Remove screws (4) that secure thermostat (5) to wall and remove thermostat.
Make sure knob turns freely.
Clean the thermostat with a soft-bristle brush (Item 2, Appendix E) to remove dust or lint.