Mitsubishi Galant. Manual — part 335
THERMOSTAT
TSB Revision
ENGINE COOLING
14-18
TH ER M O STAT
REMOVAL AND INSTALLATION
M1141002400066
REMOVAL SERVICE POINT
<<A>> RADIATOR LOWER HOSE DISCONNECTION
Place mating marks on the radiator lower hose and hose clamp
before disconnection.
INSTALLATION SERVICE POINTS
>>A<< THERMOSTAT INSTALLATION
CAUTION
Make absolutely sure that no oil adheres to the rubber ring
of the thermostat. Also be careful not to fold over or
scratch the rubber ring when inserting.
Install the thermostat so that the jiggle valve is facing straight
up, while being careful not to fold over or scratch the rubber
ring.
>>B<< RADIATOR LOWER HOSE CONNECTION
1. Insert each hose as far as the projection of the water inlet
fitting.
2. Align the mating marks on the radiator hose and hose
clamp, and then connect the radiator hose.
Pre-removal and Post-installation Operation
•
Engine Coolant Draining and Supplying [Refer to GROUP
00, Maintenance Service - Engine Coolant (Change)
•
Air Cleaner Removal and Installation (Refer to GROUP
15, Air Cleaner
AC000278
2
3
1
17 – 20 N·m
13 – 15 ft-lb
12 N·m
106 in-lb
1
2
3
AB
<2.4L ENGINE>
<3.0L ENGINE>
REMOVAL STEPS
<<A>>
>>B<<
1.
RADIATOR LOWER HOSE
CONNECTION
2.
WATER INLET FITTING
>>A<<
3.
THERMOSTAT
REMOVAL STEPS (Continued)
AC000279
JIGGLE VALVE
RUBBER RING
AB
THERMOSTAT
TSB Revision
ENGINE COOLING
14-19
INSPECTION
M1141002500063
THERMOSTAT CHECK
1. Immerse the thermostat in water, and heat the water while
stirring. Check the thermostat valve opening temperature.
Standard value: 88
±±±±
1.5
°°°°
C (190
±±±±
3
°°°°
F)
2. Check that the amount of valve lift is at the standard value
when the water is at the full-opening temperature.
NOTE: Measure the valve height when the thermostat is
fully closed, and use this measurement to calculate the
valve height when the thermostat is fully open.
Standard value:
ITEMS
2.4L ENGINE
3.0L ENGINE
Full-opening
temperature
°
C (
°
F)
100 (212)
100 (212)
Amount of valve lift mm
(in)
5.0
−
7.0 (0.20
−
0.28) or more
9.0 (0.35)
or more
ACX00400
ACX00401AB
VALVE LIFT
WATER PUMP
TSB Revision
ENGINE COOLING
14-20
WATER PU M P
REMOVAL AND INSTALLATION
M1141002700078
<2.4L ENGINE>
Pre-removal and Post-installation Operation
•
Engine Coolant Draining and Supplying [Refer to GROUP
00, Maintenance Service - Engine Coolant (Change)
•
Timing Belt Tensioner Pulley Removal and Installation
(Refer to GROUP 11A, Timing Belt
.)
AC001549
20 – 25 N·m
15 – 18 ft-lb
23 N·m
17 ft-lb
13 N·m
115 in-lb
1
2
3
4
N
N
AC
REMOVAL STEPS
1.
GENERATOR BRACE
>>B<<
2.
WATER PUMP ASSEMBLY
3.
WATER PUMP GASKET
>>A<<
4.
O-RING
REMOVAL STEPS (Continued)
WATER PUMP
TSB Revision
ENGINE COOLING
14-21
<3.0L ENGINE>
INSTALLATION SERVICE POINTS
>>A<< O-RING INSTALLATION
CAUTION
•
Care must be taken not to permit engine oil or other
grease to adhere to the O-ring.
•
When inserting the pipe, check to be sure that there is
no sand, dirt, etc. on its inner surface.
Rinse the mounting location of O-ring and water pipe with
water, and install the O-ring and water pipe.
Pre-removal and Post-installation Operation
•
Engine Coolant Draining and Supplying [Refer to GROUP
00, Maintenance Service - Engine Coolant (Change)
•
Timing Belt Removal and Installation (Refer to GROUP
11C, Timing Belt
.)
AC000280
1
2
3
23 N·m
17 ft-lb
23 N·m
17 ft-lb
40 N·m
30 ft-lb
AC
N
N
4
REMOVAL STEPS
•
THERMOSTAT (REFER TO
1.
BRACKET
>>B<<
2.
WATER PUMP ASSEMBLY
3.
WATER PUMP GASKET
>>A<<
4.
O-RING
REMOVAL STEPS (Continued)
ACX00402
O-RING
WATER PIPE
AD
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