Onan 7NHM-FA/26105F User Manual

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MODELS
BGM
NHM
CRANKSHAFT AND
CAMSHAFT
Crankshaft Main Bearing 1.9992-2.0000
1.9992-2.0000
Journal Diameter (50. 780-50.800 mm)
(50. 780-50.800 mm)
Crankshaft Rod Journal
1 .6252-1.6260
1.6252-1 .6260
Bearing Diameter
(41.280-41.300 mm}
(41.280-41.300 mm)
Crankshaft Main
2.0024-2.0034
2.0024-2.0034
Bearing Diameter (50.860-50.886 mm)
(50.860-50.886 mm)
Crankshaft Main
0.0024-0.0042
0.0025-0.0038
Bearing Clearance
(0.064-0.1 07 mm)
(0.064-0.097 mm)
Crankshaft End
0.006-0.012
0.005-0.009
Play
(0.15-0.30 mm)
(0.13-0.23 mm)
Camshaft Journal
1 .37 40-1.37 45
1.3740-1.3745
Diameter
(34.900-34.912 mm)
(34.900-34.912 mm)
Camshaft Bearing
1.376-1.377
1.376-1.377
Diameter
(34.950-34.976 mm)
(34.950-34.976 mm)
Camshaft Bearing
0.0015-0.0030
0.0015-0.0030
Clearance
(0.038-0.076 mm)
(0.038-0.076 mm)
Camshaft End Play
0.011 0-0.0480
.0.0030-0.0120
(0.280-1.22 mm)
(0.076-0.305 mm)
VALVE AND LIFTERS
Valve Spring Free
1.600
1.6620
Length { approx.)
(40.640 mm) (42.214 mm)
Valve Spring Compressed
1.3750
1.3750
Length (Valve Closed)
(34.925 mm)
{34.925 mm)
Valve Spring Tension
71-79 lbs
71-791bs
I
Open
(9.8-1 0.9 N}
(9.8-10.9 N)
Valve Spring Tension
38-421bs 38-421bs
Closed
(5.3-5.8 N)
(5.3-5.8 N)
3-2

Onan 7NHM-FA/26105F Specifications

General

Brand	Onan
Model	7NHM-FA/26105F
Category	Inverter
Language	English