Piper Comanche PA-24 Service Manual page 703

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PIPER COMANCHE SERVICE MANUAL
...
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AUXILIARY
TI!t1l11UL
OUTII'UT(+I
TERIlINAL
I'IGURE
9·m.
TeRMINAL ASSEMBLY
1M
SEAL· INSTALL SUL
WITH LIP
TOWARD BEARING
\(J
INNER RACE
r-
I
1--
- .
-
-
GREASE
~
-
~
CAVITY
I~
SPACER
BUIIING
FIGURE 9·271. SLI I' RING END
BEARING ASSEMBLY
shou.ld be iDltlllled .fter the Wlit bas been bench tel ted for output. !nItall spicer. woodruff key.
fan. pu.lley. lock
w . .
her and nut. Torque tbe nut to
35
foot pouads, usinl
a
strap wrench to hold
tbe pu.lley. Do not i .. tall the blast tube ... ellll>ly until after the un.t has been bench tested.
I. IlISlall the bnmh and holder assembly and rataiNftI screws. Spin tbe rOtor and check for
interference be ..... the brush holder and rotor. Check aCtoos
the
field tennina", with an ohm·
meter. The ohmmeter must indicate the amount of rotor resistance lilted on
the indiVidual
speci·
fiat ions page.
1
170
FIGURE 9·27 ... TESTING ALTERNATOR
9-61i. T ...
i ..
Of
Al .. ,na •• ,.
a. Winq
connections
for
bench
testine;
the alternator are shown
In
Figure 9-27m.
Refer to the' irdividual speCification paps
for output test [llures. Adjust the carbon
pile. If necessary. to
obtai~
the speCIfIed
voltage.
b. After bench tlstinl
~e
alternator, in-
stall the safety wire and blast
t1.lbe
and
install the alternator on the englne.
NOTE
Always :efer to
the
·.inn& d.1a ..
,raDl. Fillire
9-2~o.
..nen
,n·
stllh",
the
altemltor or testIng
the alternator.
ELECTRICAL SYSTEM
ISSUED:
8/18172
3
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