Mitsubishi Heavy Industries SL Series Service Manual page 194

No.6
Customer
Item to be
Rocker arm inner diameter and rocker shaft diameter
measured
Measuring location
Measurement
Name
No. Location
Inlet
1
Exhaust
Inlet
2
Exhaust
Inlet
3
Exhaust
Inlet
4
Exhaust
Engine Inspection Sheet
Engine model
Engine number
Rocker arm inner
diameter
X Y
Remarks
Standard value
Nominal
value
Rocker arm
φ18.9
inner
(0.744)
diameter
φ18.9
Rocker shaft
diameter
(0.744)
Rocker
arm-to-shaft -
clearance
Rocker shaft diameter
X Y
Approved by
S
Date
Unit
mm (in.)
Standard
Limit
value
18.910 to 18.930
(0.7450 to 0.7458)
18.880 to 18.898
(0.7438 to 0.7445)
0.012 to 0.050 0.200
(0.0004 to 0.0019 (0.0079)
Rocker arm-to-shaft
clearance
Max. Min.
Confirmed by Measured by
L
-
-