Stihl Chainsaw Carburetor Adjustment
- Stihl Chainsaw Model 311y
- Stihl 311y Chainsaw Specs
- Stihl Chainsaw 311y Repair Manual
- Stihl Ms 391 Chainsaw Manual
All Stihl chainsaws have just three carburetor adjustment screws, so fairly easy to work on when you need to a Stihl Chainsaw Carburetor adjustment.
(LA) Idle Speed screw – This controls the engine speed at idle. If set too low, the saw will die. If set too high the chain will run. This is dangerous.
(L) Low speed adjustment screw – This is the low speed jet. This is the adjustment that controls the air/fuel mixture at idle. Adjust this screw too rich and the chainsaw will blubber and die at idle speed. Adjust this screw too lean and the engine will starve. The saw will race or surge. An extremely lean adjustment will also cause the engine to die.
Another 311Y Stihl Chainsaw. Local Pawn shop had this for sale - listed as a 'Stihl 311Y' on the tag. Of course, that's just the number on the UL or Emissions Reg tag and not any Stihl saw model number. With tax it was $180. Starts, runs and idles like it should. It's seen some work as. File Type PDF Stihl Chain Saw Manual For 311y Stihl Chain Saw Manual For 311y Right here, we have countless books stihl chain saw manual for 311y and collections to check out. We additionally have the funds for variant types and in addition to type of the books to browse. The up to standard book, fiction, history, novel, scientific research, as.
(H) High speed adjustment screw – This is the high speed jet. This is the adjustment that controls the air/fuel mixture at high RPMs. Adjust this screw too rich and the chainsaw will blubber, too lean and it will over rev.
Safe Basic Settings
Screws (H) & (L) – Turn the adjustment Screws (H) & (L) down onto their seats (clockwise). Back them off 1 complete turn (counter-clockwise)
Screw (LA) – Turn (LA) Idle Speed screw until the chain stops. Then turn counter-clockwise one quarter of a turn.
Stihl Chainsaw Model 311y
Fine Tuning – Screw (L)
MS 311, MS 391 English 2 This Instruction Manual refers to a STIHL chain saw, also called a machine in this Instruction Manual. Pictograms The meanings of the pictograms attached to or embossed on the machine are explained in this manual. Depending on the model concerned, the following pictograms may be on your machine. Stihl Chain Saw Manual For 311y stihl chain saw manual for STIHL MSA 140 C Owners Instruction Manual manual Allow only persons who fully understand the information in this manual to operate the chain saw For further information, or if you do not understand any of the instructions in this manual, please go to wwwstihlusacom (for Canada.
Erratic idling behavior; poor acceleration – Idle setting too lean; turn low speed adjusting screw (L) counterclockwise until engine runs and accelerates smoothly. Readjust screw (LA).
Exhaust smokes at idle speed –Idle speed setting too rich; turn low speed adjusting screw (L) clockwise until engine speed drops. Then turn screw back one quarter turn and check that engine still accelerates smoothly when you open the throttle. Readjust screw (LA).
Stihl Chainsaw Carburetor Adjustment
All Stihl chainsaws have just three carburetor adjustment screws, so fairly easy to work on when you need to a Stihl Chainsaw Carburetor adjustment.
(LA) Idle Speed screw – This controls the engine speed at idle. If set too low, the saw will die. If set too high the chain will run. This is dangerous.
(L) Low speed adjustment screw – This is the low speed jet. This is the adjustment that controls the air/fuel mixture at idle. Adjust this screw too rich and the chainsaw will blubber and die at idle speed. Adjust this screw too lean and the engine will starve. The saw will race or surge. An extremely lean adjustment will also cause the engine to die.
Stihl 311y Chainsaw Specs
(H) High speed adjustment screw – This is the high speed jet. This is the adjustment that controls the air/fuel mixture at high RPMs. Adjust this screw too rich and the chainsaw will blubber, too lean and it will over rev.
Safe Basic Settings
Screws (H) & (L) – Turn the adjustment Screws (H) & (L) down onto their seats (clockwise). Back them off 1 complete turn (counter-clockwise)
Screw (LA) – Turn (LA) Idle Speed screw until the chain stops. Then turn counter-clockwise one quarter of a turn.
Stihl Chainsaw 311y Repair Manual
Fine Tuning – Screw (L)
Erratic idling behavior; poor acceleration – Idle setting too lean; turn low speed adjusting screw (L) counterclockwise until engine runs and accelerates smoothly. Readjust screw (LA).
Stihl Ms 391 Chainsaw Manual
Exhaust smokes at idle speed –Idle speed setting too rich; turn low speed adjusting screw (L) clockwise until engine speed drops. Then turn screw back one quarter turn and check that engine still accelerates smoothly when you open the throttle. Readjust screw (LA).