THRUSH AIRCRAFT, INC – MODEL S2R-R1340
AIRCRAFT MAINTENANCE MANUAL
Effective: 01/01/08
2-23
Table 2-2: INSPECTION CHECK LIST
A: PROPELLER
Da
ily
50
hrs
100
hrs
400
hrs
1.
On counterweighted propeller move blades to low
pitch and check exposed portion of piston for
corrosion, galling or nicks.
X
2.
Inspect the hub parts for cracks and corrosion and
fasteners for security.
X
3.
Check hub for grease and oil leaks.
X
4.
Check piston tightness. Refer to Section 4 for
specifics.
X
5.
Check security of counterweight bearing and shaft
installation. Check clearance between counter-
weight bracket and bronze thrush washer.
Minimum clearance should be 0.003 to 0.006
inches. Refer to Section 4 for specifics.
X
6.
Lubricate the propeller with Aeroshell 6 grease
only. Remove the rear “Zerk” fitting from each
blade clamp. Using a hand operated grease gun,
grease each forward fitting slowly. Lubrication is
complete when grease emerges from the rear in a
steady flow with no air pockets or moisture, and
has the color and texture of the new grease.
Reinstalled the rear “Zerk” fittings.
X
7.
Inspect exterior parts of propeller blades for
corrosion, bends, nicks and cracks. Carefully
examine leading and trailing edges and tip for
developing cracks.
X
8.
Check that prop governor belcrank is hitting stop
in full low pitch.
X
B: ENGINE EXTERNALS
REFER TO THE ENGINES’ APPROPRIATE PRATT & WHITNEY
MAINTENANCE MANUAL FOR PERTINENT DETAILS ON
ENGINE INSPECTION
Da
ily
50
hrs
100
hrs
400
hrs
1.
Check the tubing, wiring, control linkages, and
hose assemblies for security of all the accessible
connections, clamps, and brackets.
X
2.
Check tubing, wiring, control linkages and hose
assemblies for evidence of wear, chafing, cracks,
and corrosion.
X
3.
Lubricate interconnecting rod ball ends, where
applicable.
X
