Jeep UNIVERSAL CJ-2A - Page 151

I
ELECTRICAL SYSTEM
I-79. SERVICE DIBGNOSIS
SYMPTOMS
B atte ry Discharged:
Shorted Cell in Battery . . . . . . . . . . .......... .
Short in Wiring . ............................ .
G
ene rator Not Chargin g .. ............ ....... .
Loose
or Dirty Termin als .. ..... .. ......... .. .
Excessive
Use of Starter .. ...... . .... .. . ..... .
Excessive
Use of Ligh ts .... . ....... ......... . .
Insufficient
Driving .... .... . . ... . .. .... . . . .. .
Low Regulator Setting .... ........ . . . .... .. .. .
Stuck Cut-out in Regulator ..... . .. .. .. . ..... .
Low
Electrolyte Lev el in Cells .. . ...... . . .. ... .
Generator:
Low Charging Rate -
Dirty Commutator. ....................... .
P
oo r Brush Contac t ... .. .................. .
Regulator Im properly Adju sted . .. . .... .. .. . .
High Resistance in Charging Circuit .... .... . .
Ground Strap Engine to Fr ame Broken .. .. . . .
Loose
or Dirty T erminals ........ . .... .. ... .
Slipping Gener ator Be lt .............. ..... . .
Worn Out Brush es .... .. ... .. . .. . .. . .. . . . . .
Weak Brush Spring Tension ..... .... .. ... . . .
Out of Round Commut ator .... . .... .. . ..... .
Fails
To Charge -
Op en Charging Cir cuit ................ ... . . .
Sticking Brushes ....... .... 0 0 •••• 0 0 ••••••••
Dirty or Burned Commu tator .. 0 • 0 0 0 0 ••••••
Gr o unded Commut ator .............. 0 0 0 ••• 0
Open Circuit in Field ......... . ........ 0 0 •••
Weak Soldering on Arm at ur e ......... ... ... .
Grounded Wiring ... .. 0 •••• •• 0 0 • • • • • ••• ••••
Defective Regul ator. 0 •• ••• •• 0 • • • • 0 0 0 •• • ••••
Too High Charging Rat e-
Regulator Improperly Adjusted ... . . . 0 . 0 0 •• • •
Short in Armature .... . . ....... .... .. . . .. . .
Gr o unded Field -to-reg ul ator Wire 0 0 0 0 0 •••• 0 ••
Shorted Cell in B atte ry . 0 ••• 0 ••••• •• 0 ••• • • 0
Starting Motor:
Slow Starter Speed -
Discharged Ba ttery or Shorted Cell. 0 • 0 0 0 • 0 • 0
Ground Strap Engine to Frame . . ..... . ..... .
Loose
or Dirty Termin als .... ...... ... . .. . . .
Dirty Commutator .. ........ 0 •••••• 0 ••• • • • •
Worn Out B rushes .. .... .... 0 • • • ••• ••• • • • 0.
Weak Brush Spring Tension ... ... ......... 0.
Worn Bearings .... . ........ .. .......... ... .
Burned Starter Switch C ontacts ............ .
Will
Not Turn Engine-
Open Circuit at Starter. ............. .
Solenoid Open or Stuck .. ..... ....... . .... . .
Starter Switch Defectiv e ......... . 0 0 •• • •• •• •
Starter Drive Brok en or Stuck. .. . . . . . . . . .. .
Battery Discharged .. .......... 0 •• • 0 0 •• 0 0 0.
150
PROBABLE REMEDY
Repl ace B attery .
Check Wiring Circuit
Insp ect Generator and Fan Belt
Clean and Tighten
Tune Engine
Che ck Battery
Re c harge Battery
Correct Setting
Correct
Add Distilled Water
Clean Commutator
R epai r or Install New Brush es
Adjust
Clean and Tighten Terminals
R ep l ace
Cl ea n and Tighten
Adjust Belt
Install New Brushes
Replace
R epa ir
C
orrect
R epair or R eplace
Clean Commutator
R eplace
R eplace
R epai r
Rep air
Re
place Regulator
Adjust or Replact-
Repl ace
Correct
R eplace Battery
Recharge or Repair
Clean Terminals and Tighten
Clean and Tighten
Clean with No. 00 Sandpaper
Install New Brush es
Replace
Replace
R eplace Switch
Correct
Replac e Solenoid
Replace Switch
Repair or Replace
Recharge Battery