Stihl MS 661 C-M Installation, Operation & Maintenance Manual

MS 661 C-M
English
51
1 Filter Cover Twist Lock
2 Spark Plug Boot
3 Handle Heating Switch (Depending
on Model)
4 Chain Brake
5 Chain Sprocket
6 Chain Sprocket Cover
7 Chain Catcher
8 Bumper Spike
9 Chain Tensioner
10 Guide Bar
11 Oilomatic Saw Chain
12 Oil Filler Cap
13 Muffler (with Spark Arresting
Screen)
14 Front Hand Guard
15 Front Handle (Handlebar)
16 Decompression Valve –
(Automatically Resetting)
17 Starter Grip
18 Fuel Filler Cap
19 Master Control Lever
20 Throttle Trigger
21 Throttle Trigger Lockout
22 Rear Handle
23 Rear Hand Guard
# Serial Number
Main Parts
13
17
18
19
20
23
22
#
9
11
8
1
2
3
6
6
5
4
16
7
8
10
12
14
15
21
1166BA023 AM

Stihl MS 661 C-M Specifications

General

Idle speed	- RPM
Motor type	2-stroke motor
Chain pitch	3/8 \
Blade length	800 mm
Product color	Black, Grey, Orange
Automatic oiling	Yes
Engine displacement	91.1 cm³
Power source	Gasoline
Sound power level	118 dB
Vibration emission	6.9 m/s²
Sound pressure level	105 dB

Weight and Dimensions

Weight	7400 g