On-Vehicle Inspection - Toyota 3b Repair Manual

CHARGING SYSTEM
-
On-Vehicte
I
ON.VEHICLE INSPECTION
1.
CHECK BATTERY SPECIFIC
GRAVIW
(a)
Check
the specific gravity of each
cell.
Standard specific gravity:
80D26R, 95D31
R
1.27
-
1.29
when fully charged at
2OoC
(6goF)
Others
1.25
-
1.27
when fully charged at
2OoC
(6goFl
lf
not within
specifications, charge the battery.
(b)
Check the electrolyte quantity of each
cell.
lf insufficient, refill with distilled
(or purified)water.
2.
CHECK BATTERY TERMINALS, FUSIBLE LINKS AND
FUSES
(a)
check that the
battery terminars
are not
roose or
corroded.
(b)
Check
the fusible link and fuses for continuity.
3.
INSPECT DRIVE BELT
(a)
visually
check
the drive
bert
for
cracks, oiriness or
wear.
Check that the belt does not touch the
bottom
of the pulley
groove.
lf
necessary, replace the drive
belt.
(b)
Check the drive belt deflection by pressing on the belt
at the points indicated in the figure
with
1O
kg (22.O
lb, 98
N)
of pressure.
Drive belt deflection:
Single belt type
New
bett
7.5
-
11 mm (0.3O
_
0.43
in.)
Used
bett
11
-
1S.S mm (O.43
_
O.61 in.)
Double belt type
New
bett
12
-
15 mm (O.42
_
O.S9 in.)
Used
bett
14
-
20 mm
(O.Sb
_
O.79 in.i
lf the belt deflection is not
within
specification, adjust
it.
HINT:
.
"New belt"
refers to a
belt which has been used
tess
than 5 minutes on a running engine.
.
"Used
belt"
refers to a belt which
has been used on
a
running engine for
S
minutes or
more.
o
After
installing a new belt, run the engine for approx.
5
minutes and recheck the deflection.
Alternator
t
Water
Pump
Crankshaft
I
CORRECT
WRONG
ffi
Clearance