Onan CCK Series User Manual

80
SERV1CE DIAGNOSIS
POSSIBLE CAUSE
REMEDY
ENGINE
RUNS BUT VOLTAGE DOES NOT BUILD UP
Poor brush contact.
See that brushes seat.weU on ~om;..
mutator and collector rings, are
free in holders, are not worn too
short, and have good spring tension. ':'
Open circuit, short circuit, or
Refer lothe GENERATOR section of
ground in
generator.
Maintenance and
Repair.
Residual magnetism lost. Magnetize the field.
VOLTAGE
UNSTEADY BUT ENGINE NOT MISFIRING
Speed
to low.
Adjust
governor to correct speed,
Poor commutation or brush Rl3finish commutator or undercut
contact. mica if necessary. See that
brushes seat well on commutator
and collector rings, are free in
holders, are not worn too short,
and have good spring tension.
Loose connections.
Tighten connections.
Fluctuating load.
Correct any abnormal load con-
dition causing trouble.
GENERATOR OVERHEATING
Short in load. circuit.
Correct short circuit.
Generator overloaded.
Reduce
the load.
Improper brush rig position.
Adjilst.
ENGINE OVERHEATING
Improper lubrication •.
Change to proper oil.
Poor ventilation.
Provide ample ventilation at all
times. ..
. Dirty or oily cooling surfaces ..
Keepthe engine clean •
Retarded ignition timing •..
. Retimefgnitioll •
. Generator overloaded.
Reduce lDad.·

Onan CCK Series Specifications

General

Brand	Onan
Model	CCK Series
Category	Portable Generator
Language	English