Piper PA-24 Comanche Service Manual page 397

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PIPER COMANCHE SERVICE MANUAL
TABLE VlIA-IJI. TROUBLESHOOTING
CHART
(ENGINE) (FUEL INJECTOR)
(COllt)
Trouble
c.u.
Remedy
Excessive oil c:onswnptiOft.
Low
Jftck
of oil.
Fill caak with oil c:omOnmftl
to specification.
FUlinI or failed
bearincs.
Check sump for metal panides.
If found. overhaul of
enpe is indicated.
Worn piston riDp. InsuJ1
new
rinls.
Incorrect iasca11alion of
InsWl new rinp.
piscon rinp.
Cold weather difficulties. Cold oil.
Move
airctait into a heated
hqar. Heat oil.
Inaccurate pressure
In extreme cold weather. oil
rcadinp.
preuurc readinp up to
approximately 100 lbs, Do
Sot necessarily mean
rna!functioninl.
Overp
rimil1l' R.ocate crankshaft in direction
of normal rOtation with
throttle "full open", and
mixture in "idle-cue-off"
and ipition switch "OFF",
Weak battery. tnstaU fully charged bauery.
Faulty ignition switch.
Check ground
WIl'eS.
POWER PLANT
ISSUED: 8/18172
2
E17