SDR CA951110001

Service difficulty report · Relay · Boeing 737217

Difficulty date: November 4, 1995
Submitted: March 26, 2000
Operation: Air carrier
Make and model: Boeing 737217
System (JASC): 2460 · DC Power Distribution System
Part: Relay
Condition: Failed
Location: R4 Transfer
Stage of operation: CL
Nature of condition: B
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN)ON CLIMB FLIGHT ATTENDANT NOTICED SMOKE IN CABIN, #2 FUEL BOOST PUMP CIRCUIT BREAKER POPPED. GALLEY POWER OFF, GASPER FAN OFF, AIR CONDITIONING SMOKE CHECKLIST ACCOMPLISHED AND SMOKE DISPATCHED. REPLA CED R4 TRANSFER RELAY DUE PHASE C UNSERVICEABLE, HIGH VOLTAGE ACROSS CONTACT.