Fuel Pump Circuit Breaker
Fuel Pump Circuit Breaker,
Fuel Pump Circuit Breaker,1 Switch screw 2 Switch washer 3 Air box heater or windshield wiper switch 4 Circuit lead 5 Circuit lead 6 Fuel pump switch 7 Circuit 14A 236) NOTE Left and right fuel pump circuit breakers are removed and installed in a similar manner. a.(9) Connect circuit 450 lead (10) to rear bilge pump circuit breaker (11). (10) Connect circuit 450B lead (30) to front bilge pump circuit breaker (25). (11) Connect circuit 77 lead (51) to fuel pump circuit breaker (27). (12) Connect circuit 78 lead Ferry Fuel System Troubleshooting 1. Electric fuel pump inoperative. STEP 1. Use multimeter to check for defective circuit breakers, circuit breaker switch, or associated wiring. Repair or replace defective wiring, circuit breaker switch, or circuit Fuel.Pumps. (1) Close FUEL BOOST RIGHT circuit breaker. Position fuel switch (S38) to ON. Check that the fuel pump is running and open circuit breaker. (2) Close FUEL TRANSFER PUMP circuit breaker. Position the right fuel transfer switch Fuel Pumps. (1 ) Close FUEL BOOST RIGHT circuit breaker. Position fuel switch (S38) to ON. Check that the fuel pump is running and open circuit breaker. (2) Close FUEL TRANSFER PUMP circuit breaker. Position the right fuel transfer The system is comprised of two fuel cells, a shutoff valve, enginedriven fuel pump and filter assembly (refer to paragraph 226), and a fuel 2201 located either on the console panel adjacent to the switch panel, or the circuit breaker panel.Circuit No. Description.14C Starter relay contacts to battery (joins to circuit 6) 15 Light switch main feed (from circuit 10) 16 Light 27 Instrument panel feed (without circuit breaker) 27A Instrument panel feed from circuit breaker 28 Fuel quantity gage to fuel sending unit Stoplight switch circuit 76 Feed to fuel pump transfer switch (XM757 truck) 77 Feed to fuel pump (M656, XM791 trucks) 77 Fuel pump switch FUEL VALVE switch ROCKET TEST switch* COMMAND CONTROL AC RECVR switch COMMAND CONTROL DC PUMP POWER circuit breaker BIPOLAR GUIDANCE TEST switch* BIPOLAR GUIDANCE BLOWER MOTOR circuit AMMETER SWITCH/CIRCUIT BREAKER IOPT). a ALTERNATOR ('66 ALT o) CIGAR LIGHTER (WITH CIRCUIT BREAKER) STARTER c0NTAcT0R 4' STARTER T0 FUEL PUMP.BATTERY CIRCUIT CDNTACTOR BREAKER THROTTLE Power to operate the prime boost system is from the battery bus through a circuit breaker marked FUEL PRIME BOOST. 289. The helicopter fuel system contains an electrically operated submerged fuel boost pump in each fuel tank.