Piper PA-24 Comanche, Service Manual

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TABLE III-I. INSPECTION REPORT - PA-24 / PA-24-250/260/400
(cont.)
K. NOTES (CONT.)
PIPER COMANCHE SERVICE MANUAL
04/01/09 III - INSPECTION
1D25
17. In PA-24 and PA-24-250 S/N’s 24-1 thru 24-2438, 24-2640 thru 24-2666, 24-2668 thru 24-
2674, 24-2676, and 24-2678 thru 24-2679 for airplanes which have not installed a stainless
steel door hinge, P/N 21065-12, on the right main gear:
visually inspect hinges for cracks.
18. In PA-24, PA-24-250, and PA-24-260 S/N’s 24-1 thru 24-4803, less 24-4783: inspect nose gear
door hinge bushings, P/N 80012-97, for evidence of excessive wear. Replace as required.
19. In PA-24-260 S/N’s 24-4783, 24-4804 thru 24-5034, and PA-24-400 S/N’s 26-2 thru 26-148
only, for airplanes equipped with an AN-type engine-driven fuel pump, Lear/Romec P/N
RG17980, without a “/M” suffix following the Lear/Romec part number: visually inspect the
split lines between the pump housing, relief valve housing, and relief valve cover for evidence
of fuel leakage or noticeable gasket extrusion adjacent to the pump inlet or outlet ports. If
noticeable gasket extrusion or fuel leakage is evident, see latest revisions of Crane/Lear Romec
Service Bulletin No. 101SB020, Rev. 3, per Lycoming Service Bulletin No. 529B and Piper
Service Bulletin No. 1035A.
20. For airplanes which have not installed Piper Kit No. 763-893, inspect aileron nose
rib/bulkheads per Paragraph 4-7a.
21. In PA-24-400s equipped with Cleveland Main Wheel Assembly Model No. 40-90, at each tire
change, or annually, whichever comes first, inspect the brake disc per Cleveland Service
Bulletin No. 7071 (Piper Vendor Service Publication No. 134.)
22. In PA-24 and PA-24-250 S/N’s 24-2882 thru 24-3687 and PA-24-400 S/N’s 26-1 thru 26-69,
26-71 thru 26-79, 26-81 thru 26-96, 26-98, 26-99, 26-101 thru 26-103, 26-106, 26-108, 26-
109, 26-112 thru 26-114, 26-116, 26-119 thru 26-121, 26-123 thru 26-125, and 26-147;
if fuel
stains are observed on the lower surfaces of a wing, inspect the fuel lines and fittings for any
indication of leaks. If no leakage is attributable to the fuel lines and fittings then carefully
inspect the upper panels of the fuel cells for evidence of seepage. If such evidence is found,
replace the fuel cells.
23. For airplanes which have accumulated 1000 hours time-in-service or more and have not
installed Piper Kit No. 760-914,
inspect aileron spar per Paragraph 4-27a.
24. In PA-24-260 S/N’s 24-4567 and up, for airplaces equipped with Piper AutoControl III,
AltiMatic III, AltiMatic IIIB or AltiMatic IIIB-1 Automated Flight Control Systems
, perform
the 100 Hour AutoControl III / AltiMatic III Autopilot Inspection in paragraph 12-7a.
25. In airplanes equipped with Aero Accessories, Inc. service replacement dry air pumps, which
have accumulated 500 hours time-in-service or more, inspect vacuum pump vane wear per
Paragraph 11-16a.
26. In PA-24-250 S/N’s 24-103 thru 24-1629, for airplanes which have not installed the improved
right exhaust stack assembly P/N 24543-000, or have not modified the original equipment right
exhaust stack assembly P/N 21664-003 with Piper Kit No. 754-396:
each 50 hours time-in-
service inspect the right exhaust stack assembly for any indication of cracks or deterioration.
Thoroughly examine the area where the rear cylinder exhaust stack is welded to the right
exhaust stack assembly.
NOTE: Installation of P/N 24543-000 or Kit No. 754-396 relieves this inspection requirement.