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Page Title: Section XIV. UNIVERSAL JOINTS
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Note. Readings above apply at electrolyte temperature
b. Cleaning.
of 80 F. At different temperatures, add 0.004 to reading for
( 1 ) Wash battery by flushing freely with
each 10 F. above 80 F; subtract 0.004 from actual reading
water. Use brush if necessary to remove crusted
for each 10 F. below 80 F. to obtain value for comparison
deposits. Brush terminal posts to bright finish
with figures given. In case of chronic low state of charge, refer
condition to higher maintenance for charging system service.
without removing metal.
(2) Wash battery cables in hot water to,
(2) With fully charged battery installed, test
remove dirt and corrosion, Wire brush inside of
cables and connections as follows:
battery terminals to bright finish.
(a) Contact positive battery post (do not
c. Installation. Reverse a above. Tighten battery
touch cable terminal) with positive lead of volt-
h o l d - d o w n nuts (2) only tight enough to hold
m e t e r calibrated in tenths of a volt. Contact
battery snugly. Do not over tighten.
n e g a t i v e voltmeter lead to starter terminal of
d. Test.
starter.
(1) Remove cell caps, and test specific gravity
(b) Crank engine. Note voltmeter reading
of electrolyte in each cell with battery hydrometer.
while cranking. Any reading in excess of 0.2 volt
All cells should read within 10 points of each other.
indicates electrical resistance due to a bad cable or
Reading of 1.275 to 1.300 indicates full charge;
connection.
1.220 to 1.225 indicates about 50 percent charged;
(c) R e p e a t ( a ) a n d ( b ) a b o v e , e x c e p t
1.160
indicates
practically
complete
discharge.
contact ground on engine with voltmeter positive
Variations in readings among cells indicate the low
lead, and voltmeter negative lead touching battery
negative post. Voltmeter reading greater than 0.2
reading cells are defective, and battery must be
replaced.
volt indicates bad cable or connection.
Section XIV. UNIVERSAL JOINTS
4-52. General
(2) S l i d e t w o s e c t i o n s o f p r o p e l l e r s h a f t
together along splined section and withdraw
A propeller shaft containing a universal joint is
p r o p e l l e r shaft with two crosses from between
used to connect the transmission to the input pinion
transmission and drop gear case.
on the drive axle, The propeller shaft has a slip
(3) Remove screws and lock plates securing
spline section which facilitates removal and in-
t r u n n i o n bearings to flanges on both ends of
stallation of the shaft.
propeller shaft, Separate trunnion bearings and
4-53. Replacement of Universal Joints
crosses from propeller shaft flanges.
a. Removal.
(4) Remove rollers from trunnion bearings.
(1) Remove screws and lock plates (fig. 4-35)
(5) Remove seals and seal retainers from both
securing trunnion bearings to flange at rear of
crosses.
transmission and at flange on rear axle drop gear
case.

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