
Section H.
В
Troubleshooting
Belarus – 510/512 Operating manual
118
End of Table H-1
TROUBLE, EXTERNAL MANIFESTATION
REMEDY
ELECTRIC EQUIPMENT
Low charge of storage battery
Low level of controllable voltage.
Slipping of the alternator driving belt.
Increased transient resistance between the stor-
age battery terminals and wire lugs due to oxida-
tion and loosening.
Storage battery failure.
Replace the alternator voltage regulator.
Adjust belt tension.
Clean terminals, tighten and grease non-contact
parts with technical petrolatum. Tighten up the fas-
tening of the SB switch and the “ground” jumper.
Replace.
Storage battery “boils” and requires frequent adding of distilled water
High level of controllable voltage.
Storage battery failure.
Replace the alternator voltage regulator.
Replace.
Starter fails to turn on and crank engine crankshaft
One of wire lugs at the storage battery is dis-
connected.
Heavy oxidation of wire lugs and terminals of the
storage battery.
Engine start locking unit triggered or its switch is
faulty.
Low starter starting moment due to storage bat-
tery discharging.
Starter failure.
Tighten firmly the lugs on the battery terminals.
Clean battery terminals and wire lugs, grease their
non-contact parts with technical petrolatum.
Set gear shifter lever to leftmost or replace the
switch.
Charge the battery to the norm.
Remove the starter and send it to shop for repair.
Alternator does not develop full power
Slipping of alternator driving belt.
Alternator failure.
Adjust.
Remove the alternator and send it to shop for re-
pair.
Noise in alternator
Slipping or excessive tension of fan belt.
Bearings worn.
Adjust.
Remove the alternator and send it to shop for re-
pair.