Service difficulty report · Relief Valve · Dhav DHC8*

Difficulty date
June 22, 2015
Submitted
August 5, 2015
Operation
General aviation
Make and model
Dhav DHC8*
Aircraft time
7,467 hours
Engine
Pwc PW150A
Propeller
Dowty R4086123F17
Part
Relief Valve
Condition
Leaking
Location
Crew O2
Part time
3,864 hours
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) FIXED O2 FOUND AT ZERO. TROUBLESHOOTING FOUND LEAK AT OVER PRESS RELIEF VLV. FIXED O2 REPLACED & FUNCTION CHECKED. LINES LEAK CHECKED OKAY.