Piper ARROW III Service Manual page 77

B. ENGINE GROUP (CONTINENTAL) (Cont.)
7. Clean and inspect oil radiator cooling fins. Verify that there is no radiator
damage......................................................................................................................
8. Fill engine oil sump with oil per approved information cowl, or lubrication
chart. (Refer to Service Manual Section II...............................................................
DO NOT USE MULTIGRADE OIL until Hartzell
Service Bulletin 142B has been complied with.
Prior to cleaning engine, use caution not to
contaminate vacuum pump with cleaning fluid. Cap
all openings.
9. Clean engine, then (Read Note 29)...........................................................................
10.Inspect condition of spark plugs. (Clean and adjust gap as required)
(Read Note 8)............................................................................................................
11.Check cylinder compression, preferably with engine warm. (Read Note 12)..........
12.Inspect ignition harness and insulators (high tension leakage and continuity)
(Read Notes 5 and 21) ..............................................................................................
13.Check magneto points for proper clearance (maintain clearance of 0.018 +/-
0.006 inch). (Read Note 5) .......................................................................................
14.Inspect magneto or oil seal leakage..........................................................................
15.Inspect breaker felts for proper lubrication...............................................................
16.Inspect distributor block for cracks, burned areas, or corrosion, and height of
contact springs ..........................................................................................................
17.Check magneto-to-engine timing (Read Note 15)....................................................
18.Overhaul or replace magnetos (Read Note 5)...........................................................
19.Remove induction air filter and tap gently to remove all foreign particles
(replace as required)..................................................................................................
20.Clean injector nozzles (Clean with acetone only) ...................................................
21.Inspect induction airbox valve operation and check for excessive wear or..............
cracks; replace defective parts..................................................................................
22.Inspect fuel injector attachments for loose hardware ..............................................
23.Inspect intake seals for leaks and clamps for tightness (Read Note 24)...................
24.Inspect all air inlet duct hoses (Replace as required)................................................
25.Inspect condition of flexible fuel lines. (Replace all outdated or deteriorated
hoses)........................................................................................................................
26.Replace flexible fuel lines (Read Note 6).................................................................
27.Clean gascolator bowl and screen.............................................................................
28.Inspect fuel system for leaks ....................................................................................
Revised 2/13/89
CHEROKEE ARROW III SERVICE MANUAL
TABLE III-I INSPECTION REPORT (cont)
Nature of Inspection
-CAUTION-
-CAUTION-
1D5
Inspection Time (HRS)
50 100 500 1000
O O O
O O O
O O O O
O O O
O O O
O O O
O O O
O O O
O O
O O O
O
O O O O
O O O O
O O O
O O O
O O O
O O O
O O O
O O O
O
O O O O
O O O
INSPECTION