Stihl MS 661 Instruction Manual

MS 661
English
29
N Push the hand guard (1) forwards –
the saw chain is blocked
N Simultaneously press the throttle
trigger lockout (2) and throttle
trigger (3) – set the master control
lever
Position cold start l
– If engine is cold (even if the engine
has stalled during opening of
throttle after starting)
Position warm start n
– If engine is warm (once the engine
has been running for approx. one
minute)
N Hold and start the chain saw
When the engine has turned over for the
first time
N Move the master control lever (1) to
the position warm start n
N Press the button on the
decompression valve
N Hold and start the chain saw
Once the engine is running
N Blip the throttle trigger (2); the
master control lever (1) jumps to run
F and the engine begins to idle
N Pull the hand guard toward the
handlebar
The chain brake is released - the chain
saw is ready for use.
NOTICE
Open the throttle only when the chain
brake is off. Increased engine speeds
with the chain brake on (saw chain is
stationary) will quickly damage the
clutch and chain brake.
At very low temperatures
N Let the engine warm up briefly with
the throttle slightly open
N If necessary, configure for winter
operation, see "Winter Operation"
Switching off the engine
N Move the master control lever to the
stop position 0
If the engine does not start
N Check if all operating elements are
set correctly
N Check whether there is fuel in the
tank and refuel if necessary
1
2
3
0
1166BA003 AM
1166BA004 AM
1
0
1166BA005 AM
1
0
2
001BA186 KN

Stihl MS 661 Specifications

General

Displacement	91.1 cc
Chain Pitch	3/8"
Engine Power	5.4 kW
Fuel Capacity	825 ml
Chain Oil Capacity	360 ml
Guide Bar Lengths	90 cm