Mitsubishi S4Q User Manual page 162

MAINTENANCE STANDARDS TABLE
Group Inspection Point
Free length
Perpendicularity
(distortion)
Set length/set force N
(kgf) [lbf]
Free length
Perpendicularity
(distortion)
Set length/set force N
(kgf) [lbf]
Inside diameter of rocker
arm (bushing)
Diameter of rocker shaft
Clearance between
rocker arm and shaft
Runout
Deflection
Diameter of journal
Diameter of crankpin
Distance from center of
journal to center of
crankpin
Parallelism between
journal and crankpin
Out-of-round of journal
and crankpin
Taper of journal and
crankpin
Fillet radius of journal
and crankpin
End play
162 / 174
Assembly
Nominal Standard
Value (Standard
Clearance)
48.85
[1.92]
1.5° or less
43 [1.69]/
177 to 196
(18 to 20)
[40 to 44]
50.0
[1.9685]
1.5° or less
38.5 [1.52]/
56.9 (5.8) [12.8]
19.010 to 19.030
[0.7484 to 0.7492]
19
[0.75]
18.980 to 19.000
[0.7472 to 0.7480]
(0.010 to 0.050)
([0.0004 to 0.0020])
0.3 [0.012] or less
0.02 [0.0008] or
less
65 64.965 to 64.985
[2.56] [2.5577 to 2.5585]
58 57.955 to 57.970
[2.28] [2.2817 to 2.2823]
47.5 47.46 to 47.54
[1.870] [1.8685 to 1.8716]
Runout: 0.01
[0.0004] or less
0.01 [0.0004] or
less
3
±0.2 [±0.008]
[0.12]
(0.10 to 0.20)
([0.0039 to 0.0080])
ENGLISH
MAINTENANCE STANDARDS
Service
Repair Limit
Limit
(Clearance)
(Clearance)
47.60
[1.87]
147
(15)
[33]
49.0
[1.9291]
38.5 [1.52]/
48.1 (4.9)
[10.8]
(0.070)
([0.0028])
0.05
[0.0020]
0.03
[0.0012]
(0.30)
([0.0118])
Service Manual Mitsubishi SQ-Series diesel engines
Remark
Squareness of ends with
respect to center line
Squareness of ends with
respect to center line
Dial indicator reading
Version 08/2004