Hino 600, Workshop Manual, Page: 64 / 451

CLUTCH MAIN UNIT (EATON 1401) CL02–17
(4) Smooth area of input shaft
(5) Mating surfaces
NOTICE
Inspect the mating surfaces of both the transmission bell housing and
the flywheel housing. Any appreciable wear on either housing will
cause misalignment. Most wear will occur between the 3 and 8 o'clock
positions.
Replace housings if worn.
IMPORTANT POINT - MOUNTING
1. INSERT TWO (2) 3/8" x 16 UNC x 3" (76 MM) LONG GUIDE STUDS
INTO THE TWO UPPER MOUNTING HOLES OF THE FLYWHEEL.
2. INSTALL THE DISC BY INSERTING THE ALIGNING TOOL
THROUGH THE DISC SPLINES AND THEN INTO THE PILOT
BEARING.
SST: Clutch Aligning Arbor (S0966-21410)
NOTICE
Make sure the side marked "Pressure Plate Side" faces the pressure
plate.
3. WITH THE ALIGNING TOOL STILL IN PLACE, CAREFULLY SLIDE
THE CLUTCH ASSEMBLY OVER THE ALIGNING TOOL AND THE
TWO (2) GUIDE STUDS.
4. INSTALL LOCKWASHER AND SIX (6) 3/8" x 16 UNC MOUNTING
BOLTS HAND TIGHTEN.
(1) Remove the two (2) guide studs and replace with the remaining
mounting bolts with lockwasher. Using a torque wrench, progressively
tighten the eight (8) mounting bolts using the following crisis-cross
pattern. Starting at lower left.
Tightening Torque:
50-64 N

m{510-665 kgf

cm, 37-47 lbf

ft}
! CAUTION
Failure to tighten these bolts in this manner can:
•
Prevent the clutch cover from "centering" into the pilot area of
the flywheel.
•
Cause permanent damage to the clutch cover (i.e. become
cracked or broken).
•
Cause the clutch assembly to be out-of balance with the fly-
wheel.
E.
Check smooth
area of input
shaft for wear /
roughness
SAPH02Z080200005
1.
Insert 2 guide studs
Guide studs
SHTS02Z020200039
2.
Insert the aligning
tool through release
bearing sleeve
Aligning tool
SHTS02Z020200040
8
1
5
3
7
2
6
4
4.
Place disc on aligning
tool properly
orientated
SHTS02Z020200041