Measurement Of Propeller Shaft Play And Selection Of Washer Thickness - TOHATSU MD 70-90C2 Service Manual

Lower Unit
Attach O ring 2 to propeller shaft housing 1.
3.
Apply OBM grease to O ring.
Attach steel balls (3pcs.) 4, clutch push rod 5 and washer 6
4.
that was removed when disassembling to propeller shaft 3.
When gear case, propeller shaft or propeller
shaft housing is replaced, measure
propeller shaft play (forward direction) and
select thickness of washer 6 according to
the measurement.
Refer to "Measurement of Propeller Shaft
Play and Selection of Washer Thickness".
Install propeller shaft 3 to propeller shaft housing 1, and
5.
install the assembly to gear case.
· Install propeller shaft housing to gear case
securely, and tighten the securing bolts after
confirming that O ring is set in the case
properly.
· Apply ThreeBond 1342 to thread of propeller
shaft housing installation bolts.
Propeller Shaft Housing Bolts :
25 N · m (18 lb · ft) [2.5 kgf · m]
1342
1342 1342
35) Measurement of Propeller Shaft
Play and Selection of Washer
Thickness
Before measuring propeller shaft play,
adjust backlash between forward (A) and
pinion (B) gears and reverse (C) and pinion
(B) gears.
Refer to "Measurement of Backlash
between Forward (A) and Pinion (B) Gears
and Shim Selection" and "Measurement of
Backlash between Pinion (B) and Reverse
(C) Gears and Shim Selection" in Chapter 6.
1. Assemble lower unit parts in accordance with procedure
described in "Assembling Lower Unit Parts" in Chapter 6.
2. Measure play of propeller shaft in forward and reverse
directions.
6-42
CAUTION
CAUTION
3
6
2
1
OBM OBM OBM
OBM
When bolts are reused
1342
1342
3 O Ring
Do not reuse.
5
4
TLDI 75/90C2 2010