TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download

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TM 9-2320-280-34 14-10. AMBULANCE HEATER REPAIR (MODEL 10530A) (Cont’d) b. Cleaning and Inspection 1. Overheat switch (19): CAUTION The overheat switch is adjusted and sealed at the factory. Do not bend or twist the switch. Do not change the setting of the adjustment screw. (a) Slide a clean strip of bond paper between contact points (18) on switch to clean points (18). Do not use abrasive paper. (b) Inspect switch (19) for burned, bent, damaged, or defective parts. Replace switch (19) if any parts are burned, bent, damaged, or defective. 14-41