3-222TM 9-2350-261-20-11. Measure resistance between lead ends fromON/OFF/START switch terminals 21 (1) and14 (2).2. Does multimeter read 0 ohms?Y E S1. Replace heater ON/OFF/START switch(page 32-42).2. Verify no faults found.1. Remove heater harness plug (1) from heater controljack (2).2. Measure voltage between heater control jack (2) pinA (3) and ground with HEATER switch onSTART.3. Does multimeter read more than 17 volts?1. Repair heater switchjumper lead betweenterminal 21 and 14(page 14-3).2. Verify no faults found.
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