Mitsubishi Colt Ralliart. Manual — part 658
GROUP 21B
CLUTCH
OVERHAUL
CONTENTS
GENERAL SPECIFICATIONS . . . . . .
SERVICE SPECIFICATIONS. . . . . . .
TORQUE SPECIFICATIONS . . . . . . .
LUBRICANTS . . . . . . . . . . . . . . . . . . .
CLUTCH . . . . . . . . . . . . . . . . . . . . . . .
DISASSEMBLY AND REASSEMBLY . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
Main
Index
Group
TOC
GENERAL SPECIFICATIONS
CLUTCH OVERHAUL
21B-2
GENERAL SPECIFICATIONS
M1212000200610
Item
Specifications
Engine model
4A91
4G15
Transmission model
F5MGA
F5MGB
Clutch disc type
Dry single plate type
Dry single plate type
Clutch disc facing diameter O.D.
× I.D. mm
200
× 140
216
× 144
Clutch cover type
Diaphragm spring type
Diaphragm spring type
Clutch cover setting load N
3,600
− 4,100
5,400
− 6,000
Clutch operating method
Hydraulic type
Hydraulic type
SERVICE SPECIFICATIONS
M1212000300190
Item
Limit
Diaphragm spring end height difference mm
0.8
Clutch disc facing rivet sink mm
Minimum 0.3
TORQUE SPECIFICATIONS
M1212001800455
Item
Specifications
Mechanical release unit mounting bolt
10
± 1 N⋅m
Clutch cover mounting bolt
18
± 1 N⋅m
LUBRICANTS
M1212000400465
Item
Specified lubricant
Clutch lever and ball stud contact surface
Castrol Olista Longtime 3 EP
Main
Index
Group
TOC
CLUTCH
CLUTCH OVERHAUL
21B-3
CLUTCH
DISASSEMBLY AND REASSEMBLY
M1212001000578
AK600494 AB
2
1
3
18 ± 1 N·m
10 ± 1 N·m
Removal steps
1.
Clutch cover
2.
Clutch disc
>>
A
<< 3.
Mechanical release unit
Main
Index
Group
TOC
CLUTCH
CLUTCH OVERHAUL
21B-4
REASSEMBLY SERVICE POINT
>>A<< MECHANICAL RELEASE UNIT
INSTALLATION
AK305726AB
Clutch lever
Ball stud
Apply grease to the illustrated positions of the clutch
lever.
Specified grease:
OLISTA LONGTIME 3EP or MOLYCOTE VN
2461C
INSPECTION
M1212001100393
CLUTCH COVER
AK403603AB
Diaphragm spring
1. Check the diaphragm spring end for wear and
uneven height. Replace if wear is evident or
height difference exceeds the limit.
Limit: 0.8 mm
2. Check the pressure plate surface for wear, cracks
and discoloration.
3. Check the rivets of the strap plate for looseness. If
loose, replace the clutch cover.
CLUTCH DISC
CAUTION
Don't clean the clutch disc in a cleaning solvent.
1. Check the facing for loose rivets, uneven contact,
evidence of seizure, or deposited oils and
greases. If defective, replace the clutch disc.
NOTE: If contaminated with grease or oil, deter-
mine the source of the contaminant and repair it.
AK300248
Rivet sink
Torsion spring
AB
2. Measure the rivet sink. Replace the clutch disc if it
is below the limit.
Minimum limit: 0.3 mm
3. In case of except for 639 engine models, check
the torsion spring for play and damage. If
defective, replace the clutch disc.
4. Place the clutch disc on the input shaft and check
for sliding condition and play in the rotating
direction. If poor sliding condition is evident,
clean, reassemble, and recheck.
If excessive play is evident, replace the clutch
disc and/or input shaft.
CLUTCH RELEASE BEARING
CAUTION
Release bearing is packed with grease. There-
fore, do not wash it in a cleaning solvent.
1. Check for seizure, damage, noise or
binding/rough rotation.
2. Check for wear on the surface which contacts with
the diaphragm spring.
3. Check for wear on the surface which contacts with
the release lever. If abnormally worn, replace the
mechanical release unit.
RELEASE LEVER
If the surface which contacts with the bearing is
abnormally worn, replace the mechanical release
unit.
Main
Index
Group
TOC
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