Maintenance - Husqvarna R 153 S Instruction Manual

MAINTENANCE

For a four stroke engine, check the oil level and change the oil when dirty. For further
explanation, see ENGINE INSTRUCTION BOOK.
Frequently check the mower and ensure that all grass deposits are removed from
beneath the deck.
Never clean the mower by pouring water over it: this may seriously damage the electric
start system.
Take care, the exhaust muffler may be very hot.
Frequently remove the wheel screws clean whith petroleum and oil before replacing.
Ball bearings must be greased before remounting.
BLADE
Caution! Switch off the motor and disconnect the spark plug before undertaking any
maintenance work.
To remove the blade (25) unscrew the screw (26).
Check the conditions of the blade-support (27), the washer (28), the key (29) and the washer (31) and replace any parts which are da-
maged.
When reassembling, make sure that the key (29) is correctly seated in the shaft and that the cutting edges face in the direction of the
engine rotation. The blade screw (26) must be torqued to 5,34 Kgm (52,4 Nm).
To remove the blade (31) unscrew the two screws (32).
Check the condition of the blade and replace any parts that are damaged, re-assemble using two screws (32) which must be torqued to
5,34 Kgm (52,4Nm).
Frequently check the blade for damage.
The lawn mower must be checked by a SERVICE DEALER.
Cleaning under the bodywork
With machine at a standstill and off.
- Attach fitting (24) on the deck to the water supply tap. Turn on the tap.
- start up the motor (blade in rotation), allowing it to warm up for a few minutes.
- at the end of cleaning switch off the motor, turn off the tap, detach the tube from the
deck connection.
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ENGLAND