Service difficulty report · Wire · Bell 206B

Difficulty date
April 9, 2003
Submitted
January 5, 2005
Operation
General aviation
Make and model
Bell 206B
Aircraft serial
2656
Aircraft time
11,263 hours
Engine
Allsn 250C20B
Part
Wire
Condition
Wrong Part
Location
Heater
Component
Heater
Component part number
250206E
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) CASEY HEATER BLOWER MOTOR CIRCUIT BREAKER TRIPPED TWICE DURING THE FIRST 2 HOURS OF USE AFTER MOTOR OVERHAUL. INSPECTION REVEALED THAT THE CASEY HEATER POWER WIRE BETWEEN THE CB SWITCH AND THE CAPACITOR WAS 16 GAUGE. THE CASEY INSTALLATION INSTRUCTIONS CALL FOR 10 GAUGE WIRE. REPLACED 16 GAUGE WIRE WITH 10 GAUGE WIRE. INSTALLED NEW 35 AMP CIRCUIT BREAKER DUE TO AGE. INSTALLED PANEL AMP METER BETWEEN COB AND BLOWER AND RAN FAN TO VERIFY AMP DRAW. AMP DRAW DETERMINED TO BE 43 AMPS AT START UP AND 23 AMPS CONTINUOUS. SYSTEM OPERATING NORMAL.

More about the Bell 206B