Battery Diagnosis And Repair Chart; Engine Will Not Crank - Jeep 1979 CJ-5 Technical & Service Manual

BATTERIES 1D-7
BATTERY DIAGNOSIS AND REPAIR SIMPLIFICATION (DARS) CHART
Note: Refer to Chapter A — General Information for details on how to use this DARS chart.
P R O B L E M : E N G I N E W I L L N O T C R A N K
STEP
SEQUENCE
C h a r t 1
RESULT
# L O O S E
A L T E R N A T O R
D R I V E BELT
| # D E F E C T I V E
CABLE
& D A M A G E D
CASE
OR
COVER
REPAIR OR REPLACE
IF NECESSARY
• CHECK
E L E C T R O L Y T E LEVEL A N D SPECIFIC
G R A V I T Y IN EACH CELL A N D RECORD
READINGS.
E L E C T R O L Y T E L E V E L T O O LOW FOR SPECIFIC
T E S T - A D D WATER. C H A R G E B A T T E R Y FOR 10
M I N . A T 20 AMPS. MEASURE SPECIFIC G R A V I T Y .
(OK
A V E R A G E SPECIFIC G R A V I T Y 1.225 OR MORE
CELL READINGS EQUAL W I T H I N .050
REPLACE
BATTERY
A V E R A G E SPECIFIC G R A V I T Y 1.225 OR MORE
BUT CELL READINGS V A R Y .050 OR MORE
A V E R A G E SPECIFIC G R A V I T Y BELOW 1.225
o
O
@ CONNECT BATTERY CHARGER A N D V O L T M E T E R
# CHARGE BATTERY FOR 3 M I N U T E S AT 40 AMPS
0 AT THE END OF 3 M I N U T E S READ V O L T M E T E R
WHILE CHARGER I S S T I L L C H A R G I N G
(OK
V O L T A G E IS 15.5 OR LESS
( d s c
SLOW CHARGE
B A T T E R Y A T
V O L T A G E ABOVE 15.5
3 TO 4 AMPS
FOR 48 T O
72 HOURS
o
o
7 0 0 6 0 A