Doosan DE08TS - Page 106

DE08TS Diesel Engines Appendix
(unit : mm)
104
Group Part Inspection Item
Stand value Limit
Correction Remark
for assembly for use
Oil pressure control
4.0 ~ 4.8 -
valve (kg/cm
2
)
By-pass valve for filter
1.8 ~ 2.3 -
Replace valve
element (kg/cm
2
)
Lubricating
Valve By-pass valve for full oil
4.0 ~ 4.8 -
system
opening
filter (kg/cm
2
)
pressure Relief valve for oil
8.5 ~ 11.5 -
pump (kg/cm
2
)
Replace valve
Spray nozzle control
1.5 ~ 1.8 -
valve (kg/cm
2
)
Oil Damage of oil filter
- - Clean or replace
filter cartridge
Radiator & water pump
for corrosion, damage & --
Correct or replace
improper connecting
Test for leakage
Submerge in water
(air pressure) (kg/cm
2
)
1.0 -
and replace if air
bubbles found
Radiator Pressure valve for
opening pressure 0.5 -
(kg/cm
2
)
Negative pressure valve
for opening pressure 20 -
(mmHg)
Delivery volume l/min
-
Engine speed 2,700rpm
Check the water
Cooling - Water temp.80
˚C 280 -
passage
For any restrictions
system - Back pressure : 0.8
kg/cm
2
Water Clearance between
0.35 -
Replace if impeller
pump impeller & housing
& housing are damaged
Perpendicularity of
0.3
Adjust by a bench
pulley press
Fan belt depression(with
Approx. 15 Adjust
thumb) mm
Cooling
Operating temperature
79 ~ 95 -
water
(permissible temp.)
˚C Must not exceed this
temp
Permissible temperature
- 105
valve
in a short time.
˚C
Thermostat
opening temp.
˚C 79 - Replace
Thermostat
(under atmospheric pressure)
Full opening temp. ˚C 94 -
Replace if defective
Stroke min. 8mm
Type-
II
- Opening temp. : 83˚C
- Full opening temp. :
95˚C