Engine Brackets - Screws Tightening Check - Case WX145 Operator's Manual

SECTION 4
ENGINE BRACKETS - SCREWS
TIGHTENING CHECK
Place the machine in a safe condition.
Place the working attachment on the ground.
Engage the parking brake.
Shut off the engine and wait that it cools down.
Check that rubber pads and the screws of the
engine brackets are not damaged or missing.
If some components are broken or weakened or
cracked, the dampers have to be replaced. The
damaged screws have to be changed and the miss-
ing ones, replaced.
Check the tightening of the screws with a torque
wrench checking that the torques are the prescribed
ones.
Position Screw
WX 145 WX 165 WX 185
1 M12
(76.71)
2 M16
(199.14)
3 M20
(361.40)
ENGINE BELT TENSIONER - CHECK
S
WARNING
Danger of injuries caused by blower and belts in
motion.
Risk of burns caused by engine, silencer and cool-
ers hot components.
Shut off the engine and wait that it cools before
opening the hood.
Make sure that the belt tensioner bracket (1) does
not touch neither the upper point nor the lower one
of the crankcase stop.
If one of the stop points is touched, the belt (2) must
be changed.
If replacement is necessary, pay attention to use a
belt with the proper length.
Check that the belt tensioning roller (3) and the
crankcase do not show brakes.
If damaged, the belt tensioner (1) has to be
replaced. Address in this case to an authorized
workshop.
Check the belt tensioner (1) for dirt build-ups. In
case of dirt build-ups, disassemble it and clean it
with steam jets.
4-54
Torques (Nm) (lbf·ft)
104 60
(44.25)
270 105
(77.44)
490 250
(184.39)
S
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