Service difficulty report · Heater · Bombdr DHC8400

Difficulty date
December 15, 2010
Submitted
March 15, 2011
Operation
Air carrier
Make and model
Bombdr DHC8400
Engine
Pwc PW610FA
Part
Heater
Part number
80260007
Condition
Smoke
Location
Windshield
Component
Windshield · Ppg
Component part number
80260007
Stage of operation
CR
How discovered
O
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

CAPTAINS WINDSHIELD EMITTING SMOKE. TURNED OFF WINDSHIELD HEAT AND SMOKE STOPPED. RETURNED TO BASE. INSPECTED CAPT`S WINDSHIELD. FOUND INTERNAL HEAT ELEMENT WIRES DISCOLORED WITHIN TOP OF GLASS, INTERROGATED CDS, NO ASSOCIATED FAULTS FOUND. REMOVED WIRE TERMINALS AT CAPT`S W/S, NO VISUAL DEFECTS NOTED. VERIFIED CONTINUITY OF AIRFRAME WIRING FROM CAPT`S W/S TERMINALS TO NR 1 W/S HEAT CONTROLLER CONNECTOR 3041-PL FROM CAPT`S W/S TERMINALS TO RELAYS 3041-K1/3041-K2 AND FROM NR 1 W/S HEAT CONTROL CONNECTOR 3041-P1 TO RELAYS 3041-K1/3041-K2, NO DEFECTS FOUND REPLACED CAPT`S WINDSHIELD LAW AMM 56-10-01-000/400-801. REPLACED NR 1 WINDSHIELD HEAT CONTROLLER LAW AMM 30-41-01-000/400-801. REPLACED RELAYS 3041-K1 AND 3041-K2 LAW AMM 30-41-01-000/400-802. OPS CHECKS OF CAPT WINDSHIELD, NR 1 WINDSHIELD HEAT CONTROLLER AND RELAYS 3041-K1/K2 ALL OPS CHECK GOOD.