Dolmar PS7900H Manuale Utente

35

Remove the filter hood and air filter.
Remove the spark plug cap and unscrew the spark plug.
Press  in  the  decompression  valve  and  activate  the  chain 

brake.
Push the cable cutout and ignition cable out sideways.
Unscrew the two rearmost screws on the cover.
Unscrew the screws on the handguard pivot and remove the 

bushing.
Lift the cover out of the air intake guide and remove.
IMPORTANT: Put the air filter back on and fasten it. Insert

pression valve.
Remove the fan housing and remove the air guide.
CAUTION: To prevent eye injury, always wear eye protection 

when cleaning the filter with compressed air!
The entire area (17) can now be brushed clean or cleaned with 

compressed air.
A bottle brush can come in handy for cleaning out the cylinder 

ribs.

With the cyinder fin cleaner, clean out the area between the 

cylinder  fins  and  between  the  cylinder  and  the  mounting 

plate.

Do not use force. Be careful not to damage the short-circuit 

wire and the ignition wire.

Put the fan housing (13) on.
Press the screws (14) into their holes.
Lift the engine hood (15) slightly and use your thumb to hook 

in the tab (16) on the fan housing.
Straighten out the fan housing, push lightly against the saw and 

pull the starter grip until the starting mechanism catches.
Tighten screws (14).

The  spark  arrester  screen  should  be  checked  and  cleaned 

regulary. 
Loosen the screw (18) and remove the spark arrester screen (19).
Caution: Do not use sharp or pointed objects for screen cleaning. 

Damaged or misformed screen wires may result.
Reassembly the spark arrester screen and tighten the screw.