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62-11863
6-2
6.2
ALTERNATOR
6.1.3
Starter Motor Malfunction
Starter motor will not
crank or turns slowly
Battery insufficiently charged
Battery cable connections loose or oxidized
Battery cables defective
Starter brushes shorted out
Starter brushes hang up or have no contact
Starter solenoid damaged
Start/Run - Off switch defective
Engine lube oil too heavy
Check
Check
Replace
Engine Manual
Engine Manual
Engine Manual
Replace
Starter motor turns but pinion
does not engage
Pinion or ring gear obstructed or worn
Clean both, re-
move burrs, or re-
place; apply
grease
Starter motor does not disen-
gage after switch was de-
pressed
Start/Run - Off switch defective
Starter motor solenoid defective
Replace
Engine Manual
Pinion does not disengage
after engine is running
Defective starter
Engine Manual
6.1.4
Malfunction In the Engine Starting Circuit
No power to starter motor so-
lenoid (SS)
Battery defective
Loose electrical connections
Check
Tighten
Run solenoid does not ener-
gize or does not remain ener-
gized
Battery defective
Loose electrical connections
Oil pressure safety switch (OP) defective
Run relay (RR) defective
Water temperature safety switch open
Water temperature sensor (WTS) defective
Run solenoid defective
Start/Run - Off switch defective
Check
Tighten
Replace
Replace
Replace
Replace
Alternator fails to charge
Unit has not run long enough to completely charge
Limited charging system operating time
Battery condition
Alternator belt loose/broken
Loose, dirty, corroded terminals, or broken leads
Excessively worn, open or defective brushes
Regulator faulty
Alternator internal component failure
Check
Check
Check
Check/Repair
Check
Check
Replace
Low or unsteady charging
rates
Alternator belt loose
Loose, dirty, corroded terminals, or broken leads
Excessively worn, sticky or intermittent brushes
Faulty regulator
Alternator internal component failure
Check/Repair
Check
Check
Replace
Summary of Contents for SUPRA 950Mt
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Page 16: ...62 11863 1 6 1 10 SAFETY DECALS ...
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Page 109: ...Figure 8 2 Electrical Schematic Wiring Diagram Sheet 2 of 2 Based on Drawing 62ï ï04104ï ïART ...
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