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Group
Part
Radiator & water pump
for corrosion, damage &
improper connecting
Test for leakage
(air pressure) (kg/cm
Radiator Pressure valve for
opening pressure
(kg/cm
Negative pressure valve
for opening pressure
(kg/cm
Delivery volume l/min
- Engine speed 2,100rpm
Cooling
- Water temp.24
system Water
- Back pressure :
pump
1 kg/cm
Clearance between
pump impeller & pump
body
Operating temperature
Cooling
(permissible temp.)
water
Permissible temperature
temp
in a short time.
Thermostat
opening temp.
Thermostat
(under atmospheric pressure)
Full opening temp.
Fuel pipe, injection pipe
& nozzle holder for
Piping
damage, cracks,
& the
looseness, bad packing
other
Fuel filter element for
damage
Fuel
Injection pressure of injection
system nozzle (kg/cm
Operating pressure of overflow
valve (kg/
cm
Height of projected nozzle on the
cylinder head (mm)
Misalingnment between injection
pump coupling and coupling (mm)
Running-in the engine
Inspection
Cylinder compression
at
Cylinder pressure of cylinder (kg/cm
completion
pressure Compression pressure
difference of each cylinder against average
APPENDIX
Inspection Item
for assembly for use
2
)
2
)
2
)
˚C
Approx. 350
2
˚C
˚C
˚C
˚C
DE12T/TI/TIA:220
2
)
)
2
2
)
Stand value
Limit
-
-
1.0
-
0.5
-
0.2
-
-
-
0.3 ~ 0.6
90 ~ 95
95
103
103
83
-
95 or lower
-
-
-
-
-
-
1.6
-
-
DE12T/TI :
-
3.4 ~ 3.5
0.2 or less
-
-
-
24 or
24 ~ 28
more
L10% or less
-
- 182 -
Correction
Correct or replace
Submerge in water
and replace if air
bubbles found
Replace if contacted
impeller & pump
body
Temperature above
this not allowable
Replace if defective
Stroke : min. 8mm
Correct or replace
Clean or replace
Adjust by shim
DE12TIS : 160/220
Replace valve
Replace cylinder
DE12TIS :
head, nozzle tube or
2.4 ~ 2.5
seal ring
Adjust by shim
With pump bracket
Refer to supplement
Retighten head bolt
"running-in"
after running in
Overhaul the engine
at 200rpm or
Correct
more (20C)
(unit : mm)
Remark
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