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Table 1-2. Repair and Replacement Standards - (Cont) | Up
TM-5-6115-545-34 Generator Set Diesel Engine Driven Tactical Skid Mtd. 30 Kw 3 Phase 4 Wire 120/208 and 240/416 Volts Manual | Next
Table 1-2. Repair and Replacement Standards - (Cont) |
Table 1-2. Repair and Replacement Standards -(Cont)
Components
Intake valveS
Valve lift (at valve) w/0.015 inch lash
Valve lift (at cam)
Seat angle
Valve seat contact
Valve lash (cold)
Valve lash (engine
temperatures
Head diameter
Overall length
Stem diameter
width
coolant at normal operating
Valve must be recessed in head
Exhaust valve seat inserts:
Seat angle
Seat contact width
Seat run-out
Insert press fit
Insert outer diameter not installed
Bore in cylinder head for insert
Depth of counterbore in cylinder head for insert
(from bottom deck of head)
Oversize insert
Intake valve seat:
Seat angle
Seat width
Seat run-out
Insert press fit
Insert outer diameter not installed
Manufacturer’s
dimensions and
tolerances in
inches
Minimum
1.834
0.3715
0.054
0.001
1.667
1.665
0.4735
0.005
0.001
1.811
Maximum
0.462
0.318
30°
3/32
0.018
0.015
1.844
6.016
0.3720
30°
3/32
0.002
0.003
1.668
1.666
0.4755
over
standard
30°
3/32
0.002
0.003
1.812
Maximum
allowable
wear and
clearance
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1/64
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0.010
0.010
0.001
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1/64
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0.002
1/64
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