Shibaura SG280E, Workshop Manual

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46
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Inspection item
Standard
dimension
Assembly
standard
Required
repair
level
Usage
limit
Remarks
Opening angle,
before upper dead
center
13deg
Intake
valve
Closing angle,
after lower dead
center
43deg
Opening angle,
before lower dead
center
43deg
V
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lv
e
s
Exhaust
valve
Closing angle, after
upper dead center
13deg
Total length 205.1 to 205.9
P
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s
h
ro
d
s
External diameter φ 6.3
Wear in rocker arm shaft
φ 14.95 to 14.97 φ 14.87
V
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lv
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ts
R
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rm
Clearance between rocker
arm and shaft
0.032 to 0.068 0.2 Oil clearance
Discharge rate (liters/min)
Engine 3,000rpm
Discharge pressure:
0.29 to 0.49Mpa
Oil temperature:
50 to 80 ° C
SAE30
0.44
Oil pressure switch
working pressure
(Mpa)
0.029 0.019 to 0.039
Relief valve working pressure
(Mpa)
0.35 to 0.45
Lubricant volume (liters) 5.4
Chip clearance
(clearance between rotor
and vane) 0.01 to 0.15 0.25
L
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O
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Side clearance
(clearance between rotor
and vane)
0.10 to 0.15 0.20
Model 104135-3061(13101 7811) ZEXLE
Pump plunger diameter φ 4
Pump plunger stroke 7
Before upper
dead center
(Deg)
21 20 to 22
In
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Injection
timing
Piston
displacement
(before upper
dead center)
3.895 3.539 to 4.267
Model 105148-1170 (NP-DN4PDN117) (13140 6360)
Bosch
Automotive
Injection pressure (Mpa) 14.7 15.19 to 16.17
Injection angle (Deg) 4
Nozzle & holder tightening
torque
(N ⋅ m)
58.8 to 68.6
F
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N
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