Installation Instructions
B1700·B2100·B2400
WSM,11770
[4] COOLING SYSTEM
CH
ECKING
AND
ADJUSTING
(1)
Fan
Belt
1
ENGINE
Clearance between Rotor and Cover
1.
Put a strip
of
press
gauge
(Code
No: 07909-30241) onto the
rotor face
with
grease.
2.
Install the cover and tighten the
screws.
3.
Remove
the cover carefully, and measure the
width
of
the
press
gauge
with
a sheet
of
gauge.
4.
If
the clearance
exceeds
the factory specification, replace oil
pump rotor assembly.
End
c1ea
ra
nce
0.025
to
0.75 mm
between
rotor
and
Factory spec.
0.00098
to
0.002953 in.
cover
Fan
Belt Tension
1.
Press
the fan belt between fan drive pulley and dynamo
pulley (or alternator pulley) at
98N
(10
kgf,
221bs)
offorce.
2.
If
the deflection
is
not
within
the
factory specifications,
loosen the bolts, and relocate the dynamo (or alternator)
to
adjust.
3.
If
the belt
is
damaged
or
worn
(see
figure), replace the belt.
C042F053
(2)
Thermostat
o X
riM
C042F054
Belt tension
(deflection)
Factory
spec.
7to9
mm
(O.28toO.35 in.)
at
98 N (10
kgf
,22
Ibs)
of
force
00B7F077
Thermostat's Valve Opening Temperature
1.
Push
down the thermostat valve and insert a string between
the
valve and the valve
seat.
2.
Place
the thermostat and a thermometer in a container
with
water and gradually heat the water.
3.
Hold the string
to
suspend
the
thermostat
in
the
water.
When the water temperature
rises,
the thermostat valve
will
open, allowing
it
to
fall down from the string.
Read
the temperature
at
this moment on
the
thermometer.
4.
Continue heating the water and read the temperature when
the valve
has
risen
by
about 6
mm
(0.236 in.).
5.
If
the
measurement
is
not
acceptable,
replace
the
thermostat.
Thermostat's valve opening Factory
80.5
to
83,SOC
temperature
spec.
176.9
to
182.3°F
Temperature
at
which
Factory
95°C
thermostat
com pletely opens spec.
203°F
1-545