Service difficulty report · Bleed Valve · Bolkms BK117C2

Difficulty date
October 22, 2026
Submitted
October 22, 2026
Operation
General aviation
Filed by
QR9R369D
M1 Support Services
Make and model
Bolkms BK117C2
Aircraft serial
9754
Aircraft time
4,636 hours
Part
Bleed Valve
Part number
9550164740
Part serial
6902
Condition
No Indication
Location
Nr 1 Engine
Stage of operation
TX
How discovered
V
Nature of condition
J
Precautionary procedure
C

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

What was found

NO BLEED VALVE FLAG INDICATED ON ENG 1. A TEST FLIGHT EVAL FOUND #1 BLEED VALVE FLAG INDICATES IN REVERSE OF WHAT CONFIGURATION THE BLEED VALVE IS OPERATING IN. WHEN BLEED VALVE IS OPEN, THE FLAG INDICATES CLOSED. WHEN THE BLEED VALVE IS CLOSED, THE FLAG INDICATED OPEN. REMOVED AND REPLACED BLEED VALVE IAW EMM 75-31-00-900-804-A01.