Stihl MS 311 Support Question
Stihl MS 311 Support Question
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Question posted by bkranch on November 2nd, 2022
Adjusting Oiler On 311 Sthil Chainsaw
Where is the oil adjuster and how do you adjust it on a 311 Sthil chainsaw. I can't find a videos on this issu
Current Answers
Answer #1: Posted by SonuKumar on November 2nd, 2022 9:26 PM
SonuKumar
Member since:
May 9th, 2021 Points: 16,633,680
Member since:
May 9th, 2021 Points: 16,633,680
Set the chainsaw in an upside-down position. Set it down on a covered surface if you have filled the tank and oil-sprayed. Turn the oil adjustment screw to the right side to increase the oil flow.
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Sonu
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Related Stihl MS 311 Manual Pages
Product Instruction Manual - Page 3
...the Engine
30
Operating Instructions
34
Oil Quantity Control
35
Taking Care of the Guide Bar
35
Air Filter System
36
Cleaning the Air Filter
36
Engine Management
37
Adjusting the Carburetor
37
Spark Arresting Screen... STIHL Incorporated Federal Emission Control Warranty Statement Trademarks
MS 311, MS 391
English
49 Allow only persons who fully understand 51 this manual.
Product Instruction Manual - Page 8
...STIHL combination wrench or other in tightening slotted fuel filler caps. Proper tension of injury.
6
MS 311, MS 391 Always make sure the hexagonal nut(s) for you must be used as described in order to...cap is running! Never attempt to adjust the chain while the engine is not properly seated and tightened and you to keep them free of moisture, pitch, oil, fuel mix, grease or resin ...
Product Instruction Manual - Page 9
...will disengage the starting throttle lock and allow the engine to settle down . Warning!
Important Adjustments
Warning! At correct idle speed, the cutting tool should not move. Wrap your fingers and... engaged when starting your right hand pull out the starter grip slowly until you are working. MS 311, MS 391
7 Warning! To reduce the risk of injury from loss of the bar touches any ...
Product Instruction Manual - Page 15
...chains gives compliance with the operation of ANSI B 175.1-2000
MS 311, MS 391
13 In a kickback situation this contact will deactivate the...to severe damage of the motor housing, clutch and oiler component and may increase the time needed to reduce ...and chains.
Warning! Low kickback saw above at "Important Adjustments"). Cutting attachments with a Quickstop chain brake will activate a ...
Product Instruction Manual - Page 24
...brake system according to trained personnel such as your saw in the instruction manual).
22
MS 311, MS 391 Warning!
Keep the chain sharp. Excessive wear will reduce the effectiveness of dirt,... fumes and cause a fire. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each STIHL chain saw should also be returned immediately for longer than a few...
Product Instruction Manual - Page 30
... of the front hand guard
if the forces are sufficiently high.
during a
28
MS 311, MS 391 English
Checking Chain Lubrication
Chain Brake
Releasing the chain brake
Locking chain with the...the chain brake. Always check chain lubrication and the oil level in certain kickback situations. in the chain, check chain tension and adjust if necessary - N Pull the hand guard back toward...
Product Instruction Manual - Page 32
...is for starting the cold engine
30
MS 311, MS 391
ignition is switched off - this position is usually also necessary to adjust the idle speed adjusting screw (LA), see "Setting the ... Turn the low speed screw (L) 1/4 turn counterclockwise
Whenever the low speed screw (L) has been adjusted, it is for starting , bring the engine up to operating temperature at increased idle speed (disengage...
Product Instruction Manual - Page 33
... lever
Holding the chain saw
English Between the knees or thighs
0001BA017 KN 0001BA018 KN
To adjust the Master Control lever from the operating position F to cold start n position.
Position choke shutter closed l
- when the engine has ... between the knees or thighs
N grip the handlebar firmly with the left hand on the ground - thumb wrapped around the handlebar
MS 311, MS 391
31
Product Instruction Manual - Page 36
...achieve an apparent increase in period. Long-term storage
See "Storing the machine"
34
MS 311, MS 391
the chain may otherwise jump off . Keep the machine with the chain brake...period, the frictional resistances in the shortblock are greater during the break-in power - see "Adjusting the Carburetor". see "Tensioning the Saw Chain". After a long period of full-throttle operation
...
Product Instruction Manual - Page 37
... for different bar lengths, types of wood and cutting techniques.
1
Use the adjusting screw (1) (on underside of machine) to "E"
(Ematic position). MS 311, MS 391
35 N turn the adjusting screw clockwise.
with a film of lubricant.
001BA157 KN
143BA026 KN
Taking Care of oil are required for cutting.
The chain must always be wetted with the scale...
Product Instruction Manual - Page 39
...of any major hardware. With this carburetor it is a risk of engine damage due to correct the adjusting screws within fine limits.
This setting provides an optimum fuel-air mixture under most operating conditions. N ... possible to insufficient lubrication and overheating.
Standard setting
MS 311, MS 391
LA
N Shut off the engine N Check the air filter and clean or
replace if necessary.
Product Instruction Manual - Page 40
...it another 1 1/2 turns in the same direction. If
the screen is a risk of
a turn . Adjusting idle speed
Engine stops while idling N Open the low speed screw (L) one
full turn ).
It is... equipped with a spark arresting screen. N If the engine is down .
0001BA009 KN
38
MS 311, MS 391
then turn it back 1 full turn ) N Idle setting is open one .
Erratic idling behavior...
Product Instruction Manual - Page 50
...electrode gap Replace after every 100 operating hours
All accessible screws and nuts (not adjusting screws) 3)
Retighten
Sparl arresting screen4) in muffler
Check Clean or replace
Combustion ...operation. 4) not in all versions, market-specific
X X
X X
X X
X X
X X
48
MS 311, MS 391 If your daily working time is longer or operating conditions are difficult (very dusty work or daily after 10...
Product Instruction Manual - Page 51
...10
9
13
16
17
15
18
20
22
19
23
21
14
24
English
1 Shroud Lock 2 Carburetor Adjusting Screws 3 Spark Plug Boot 4 Shutter (Summer and Winter
Operation) 5 Decompression Valve
(Automatically Resetting) 6 Chain...10 Side Chain Tensioner 11 Bumper Spike 12 Guide Bar 13 Oilomatic Saw Chain 14 Oil Filler Cap 15 Muffler (with Spark Arresting
Screen, not Fitted on all Markets) ...MS 311, MS 391
49
Product Instruction Manual - Page 52
..., tie straps and drive links.
14 Oil Filler Cap For closing the fuel tank.
20 Master Control Lever Lever for the shroud.
2 Carburetor Adjusting Screws For tuning the carburetor.
3 Spark....
24 Rear Hand Guard Gives added protection to the operator's hands. (not illustrated)
50
MS 311, MS 391 Carburetor is accelerated beyond idle speed. (not illustrated)
Anti-Vibration System The anti-vibration ...
Product Instruction Manual - Page 57
...adjustments necessary for Warranty Service
Bring the product to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in this recommendation regarding quality and mixing ratio of parts and other engine components caused by STIHL Incorporated,
and
N replacement of fuel and oil...-oil
MS 311, MS 391...
Parts Diagram - Page 2
... 007 1003 1 Spur gear / chain adjusting screw kit
☐ 19, 20
19
1 Spur gear (D)
20
1 Adjusting screw (D)
21
1127 640 1900 1 Tensioner slide
22
1123 664 1400 1 Thrust pad
23
1127 664 2200 1 Cover
24
9074 478 3005 1 Pan head self-tapping screw IS-P4x14
(1) MS 311, (2) MS 311-Z, (3) MS 391, (4) MS 391-Z
MS 311, MS 391 2
SCS 01-2010 3.29
Parts Diagram - Page 20
...1 Cap 1 High speed adjustment screw 1 Low speed adjustment screw 1 Spring 1 Washer 1 Sealing ring 1 Idle speed adjustment screw 1 Pump piston kit 3 E-clip 1 Choke shutter 2 Round head screw 1 Torsion spring 1 Choke shaft with lever 1 Throttle lever 1 Torsion spring 1 Throttle lever 1 Set of carburetor parts
☐ 6 - 9
(1) MS 311, (2) MS 311-Z, (3) MS 391, (4) MS 391-Z
MS 311, MS 391 20
SCS 01...
User Manual - Page 3
Contents
12. Servicing Aids
90
2
MS 311, MS 391 Fuel System
68
12.1 Air Filter
68
12.2 Baffle
68
12.3 Filter Base
... Needle
73
12.6.3 Pump Diaphragm
74
12.6.4 Air Valve
76
12.6.5 Levers on
Throttle Shaft
76
12.6.6 Adjusting Screws
77
12.7 Carburetor
Adjustment
79
12.7.1 Basic Setting
79
12.7.2 Standard Setting
80
12.8 Carburetor Carrier 81
12.9 Intake Manifold
82
...
User Manual - Page 80
...
- do not push fully home. Warm up the engine. Reassemble in the reverse sequence.
-
MS 311, MS 391
79 Carry out the basic setting, b 12.7.1
It is shown on the screwdriver 5910 890 ...is necessary only 1
if the high speed screw (H) or low
speed screw (L) has to simplify adjustments.
The basic setting is the basic setting.
: Starting with the high speed screw H (1) against ...
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