Air Filter, Engine - Stiga 4WD COMFORT Instructions For Use Manual

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5.9.3 Removal/Installation
The battery is placed under the engine casing. Dur-
ing removal/installation, the following applies re-
garding connection of the cables:
• During removal. First disconnect the black ca-
ble from the battery's negative terminal (-).
Then disconnect the red cable from the battery's
positive terminal (-).
• During installation. First connect the red cable
to the battery's positive terminal (+). Then con-
nect the black cable to the battery's negative ter-
minal (-).
If the cables are disconnected/connect-
ed in the wrong order, there is a risk of
a short-circuit and damage to the bat-
tery.
If the cables are interchanged, the gen-
erator and the battery will be damaged.
The engine must never be driven with
the battery disconnected. There is a risk
of serious damage to the generator and
the electrical system.
5.9.4 Cleaning
If the battery terminals are coated with oxide, they
should be cleaned. Clean the battery terminals with
a wire brush and lubricate them with terminal
grease.

5.10 Air filter, engine

5.10.1 Air filter (Comfort)
The pre-filter (foam filter) must be cleaned/re-
placed after 25 hours of operation.
The air filter (paper filter) must be cleaned/re-
placed after 100 hours of operation.
NOTE! The filters should be cleaned/replaced
more often if the machine operates on dusty
ground.
Remove/install the air filters as follows.
1. Clean carefully around the air filter cover.
2. Dismantle the air filter cover (23:A) by remov-
ing the two clamps.
3. Dismantle the filter assembly (23:B). The pre-
filter is placed over the air filter. Make sure that
no dirt gets into the carburettor. Clean the air fil-
ter housing.
4. Clean the paper filter by tapping it gently
against a flat surface. If the filter is very dirty,
replace it.
5. Clean the pre-filter. If the filter is very dirty, re-
place it.
6. Assemble in the reverse order.
Compressed air or petroleum-based solvents such
as kerosene may not be used for cleaning the paper
filter insert. This will damage the filter.
ENGLISH
5.10.2 Air filter (Prestige)
The pre-filter (foam filter) must be cleaned after 25
hours of operation.
The air filter (paper filter) must be replaced after
100 hours of operation.
NOTE! The filters should be cleaned/replaced
more often if the machine operates on dusty
ground.
Remove/install the air filters as follows.
1. Dismantle the right rear wheel.
2. Clean carefully around the air filter cover.
3. Dismantle the air filter cover (25:A) by undoing
its screw (25:B).
4. Dismantle the filters. The pre-filter (25:C) is
placed over the air filter (25:D). Make sure that
no dirt gets into the carburettor. Clean the air fil-
ter housing.
5. Wash the pre-filter (25:C) in liquid detergent
and water. Squeeze dry. Pour a little oil on the
filter and squeeze in the oil.
6. Assemble in the reverse order. Check that the
rubber seal (25:E) is undamaged. Replace the
seal if necessary.
5.10.3Air filter (Royal)
Clean the air filter every 3 months or after every 50
hours of operation, whichever comes first.
Clean the paper filter insert once a year or after
every 200 hours of operation, whichever comes
first.
Note! Both filters should be cleaned more often if
the machine operates on dusty ground.
1. Remove the protective cover of the air filter
(fig. 24).
2. Dismantle the paper filter insert and the foam
pre-filter. Make sure that no dirt gets into the
carburettor. Clean the air filter housing.
3. Wash the pre-filter in liquid detergent and
water. Squeeze dry. Pour a little oil on the filter
and squeeze in the oil.
4. Clean the paper filter insert as follows: Knock it
lightly against a flat surface. If the filter is very
dirty, change it.
5. Assemble in the reverse order.
Petroleum-based solvents such as kerosene may
not be used for cleaning the paper filter insert.
These solvents can destroy the filter.
Do not use compressed air for cleaning the
paper filter insert. The paper filter insert must
not be oiled.
EN
65

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