Service difficulty report · Uplock Switch · Beech 400A

Difficulty date
February 3, 2008
Submitted
February 27, 2008
Operation
Air carrier
Aircraft
N138QS
Make and model
Beech 400A
Aircraft serial
RK492
Aircraft time
667 hours, 629 cycles
Part
Uplock Switch
Condition
Out Of Adjust
Location
Mlg
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

RED LANDING GEAR UNSAFE REMAINS ON AFTER GEAR RETRACTION. (M2B) PERFORMED GEAR SWINGS WITH NO ADVERSE INDICATIONS CHECKED CLEARANCES OF GEAR DOOR UPLOCK ROLLERS. NO DEFECTS FOUND, CHECKED MLG DOOR UPLOCK SW FOR PLUNGER OVERTRAVEL. FOUND RH SW. OUT OF ADJUSTMENT. ADJUSTED RH MLG DOOR UPLOCK SW. TO WITHIN LIMITS. CHECKED GEAR UPLOCK SWITCHES & FOUND RH SW OUT OF ADJ. FOR PLUNGER OVER TRAVEL. ADJUSTED GEAR UPLOCK SW. LUBED RH UPLOCK MECHANISM. PERFORMED SEVERAL MORE GEAR SWINGS WITH NO FURTHER DEFECTS NOTED IAW H400XP MM 32-00-00, 32-10-00 & 12-20-00.

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