Service difficulty report · Position Switch · Boeing 72725

Difficulty date
May 21, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N133FE
Make and model
Boeing 72725
Aircraft serial
19851
Part
Position Switch
Condition
Malfunction
Location
Nlg
Stage of operation
LD
Nature of condition
N
Precautionary procedure
O

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

What was found

WHEN GEAR PLACED DOWN, NOSE WHEEL GREEN LIGHT WOULD NOT ILLUMINATE. PRESS TO TEST GOOD. CYCLED GEAR AND GOT A GREEN DOWN AND LOCKED LIGHT. AFTER TROUBLESHOOTING SYS, SUSPECT NOSEGEAR POS SWITCH AS BEING BAD. ORDERED PT AND PT N.I.S. REMOVED ARM FROM LOCK SWITCH AND CKD WITH METER MANY TIMES NO FAILURES NOTED. REMOVED ARM FROM POS SWITCH AND CKD WITH METER WHILE OPERATING MANY TIMES. NO PROBLEMS FOUND. OPERATE SWITCHES WHILE VIEWING POSITION LIGHTS. ALL POSITIONS NORMAL. COULDN'T DUPLICATE ITEM. POSITION LIGHTS OK FOR SERVICE.

More about the Boeing 727-25