Onan CCK Series User Manual

MAINTENANCE AND REPAIR
53
GENERAL .• Refer to the Service Diagnosis section for assistance in
locating and
correcting troubles which may occur ~ If a
.\
major repair or overhaul becomes necessary, the engine should be care·
fully checked and necessary repairs made by a competent mechanic.
Major generator repairs should be made by a competent electrician.
Maintain JactoryUmits and clearances as given in the Table of elearances,
replacing worn parts whenrtecessary. Avoid accidental shorts by dis-
connecting the battery when servicing controlparts. '
TABLE OF CLEARANCES
All
clearances given at room temperature of 70
0
F .
. MINIMUM
MAXIMUM
Intake Valve Tappet Clearance at 70
0
F.
Exhaust Valve Tappet Clearance at 70
0
F.
Intake Valve Stem Clearance in Guide
Exhaust Valve Stem Clearance in Guide
Valve Seat Width
ValveF ACE Angle
Valve SEAT Angle
Valve
Interf erenceAngle
Crankshaft Main Bearing Clearance -
0.015"
0.017"
0.015"
0.017"
0.001"
0.0025"
0.0025"
·0;004"
.1/32"
. 44
0
3/64"
45
0
1
0
Aluminum Alloy, Flanged - Prior Spec 'F' 0; 002"
0.003"
"Bronze"Faced. - Begin model Spec "F"
Crankshaft End Play
Camshaft Bearing Clearance
Camshaft End Play
Connecting Rod Bearing Clearance .
.
(Alum~ Rod)
Connecting
Rod End Play
. Tim ing Gear Backlash
Oil Pump Gear Backlash
. Piston Clearance in Cylinder ,Conformatic
Type (measured at bottom of skirt)
. Interference
Clearance
Piston Pin Clearance in piston at 70
0
F.
P iston Pin Clearance in Rod at 70
0
F.
Pif.tonring gap in cylinder
Breaker Point Gap at Full Separation
Spark Plug Gap - For Gaseous Fuel
Spark .Plug Gap - 'For Gasoline Fuel
Crankshaft Main Bearing J ournal·Std. Size
Crankshaft Rod Bearing Journal·Std.Size
.CylinderBore.·Standard Size' .
0.0025"
0.0035"
0.006"
0.012"
0.0015"
0.Od3"
0.003"
0.002".
0.00.3"
0.002"
o.ois"
0.002"
0.003"
0.002"
0~005"
0.0005"
0.0015"
Thumb Push Fit
0.0001" 0.0006" ,
0.010" 0.023"
0.020"
0.018"
0.025"
1,9995"
2.000"
1.6255"
1.6260"
3.248"
3.249"

Onan CCK Series Specifications

General

Brand	Onan
Model	CCK Series
Category	Portable Generator
Language	English