Stiga SPR 276 Gebrauchsanweisung Seite 205

14. CHAIN MAINTENANCE TABLE
Chain pitch
inches
3/8
1/4
This table gives the sharpening data for different types of chains,
but this does not mean you can use chains other than those approved
and listed in the "Correct bar and chain combination table".
15. PROBLEM IDENTIFICATION
PROBLEM
1. The engine will
not start or will not
keep running
2. The engine starts
but lacks power.
3. The engine runs
irregularly and lacks
power when revved
4. The engine makes
too much smoke
5. If the engine floods
6. No oil is released
7. The chain moves
when the engine
is running idle
Limiter tooth level (a)
mm inches
9.6 0.025
6.4 0.025
PROBABLE CAUSE
Incorrect starting procedure.
Dirty spark plug or incorrect
distance between the electrodes
Air filter clogged
Carburetion problems
Air filter clogged
Carburetion problems
Dirty spark plug or incorrect
distance between the electrodes
Bar and chain problems
Carburetion problems
Incorrect composition
of the fuel mixture
Carburetion problems
The starter grip has been
driven repeatedly with
the choke engaged.
Poor quality oil
Lubrication holes are clogged
Incorrect adjustment
of fuelling
a
mm
0.64
0.64
Follow the instructions (par. 6.4)
Check the spark plug (par. 8.4).
Clean and/or replace the filter (par. 8.1).
Contact the Authorised
Service Centre or dealer.
Clean and/or replace the filter (par. 8.1).
Contact the Authorised
Service Centre or dealer.
Check the spark plug (par. 8.4).
Check that the chain runs freely and
the bar guides are not deformed.
Contact the Authorised
Service Centre or dealer.
Prepare the fuel mixture according
to the instructions (par. 7.2)
Contact the Authorised
Service Centre or dealer.
Remove the spark plug (par. 8.4) and
gently pull the starter rope hand grip
(Fig. 13.F) to eliminate any excess
fuel; then dry the spark plug electrodes
and remount it on the engine.
When the engine is cold, empty
the tank, clean it and the pipes with
liquid detergent and change the oil.
Clean them (chap. 7.8)
Contact the Authorised
Service Centre or dealer.
EN - 20
File diameter (d)
d
inches mm
5/32 4.0
5/32 4.0
REMEDY