Stihl MS 440 Parts List Diagrams Manual
Stihl MS 440 Parts List for the Stihl chainsaw. Find Stihl MS440 (including Magnum) parts and part numbers with this PDF manual. The parts list (IPL) manual has diagrams in exploded view and accurate information in a parts breakdown schematic for the MS 440 chainsaw. View free page images or download a full PDF that you can print or view on all suitable devices.
Make use of the illustrated parts lists while carrying out repair work, it shows the installed positions of the individual components and assemblies helping you check the part numbers of any replacement parts. A fault on the machine may have several causes. To help locate the fault, consult the service manual chapter on Troubleshooting.
Stihl MS 440 Parts List diagrams and schematics help with finding spare parts. May be used as a guide for other models as they may share key components such as motors.
Stihl MS 440 Parts List Specifications
Displacement: 4.31 cu.in (70.7 cm3)
Bore: 1.97 in (50 mm)
Stroke: 1.42 in (36 mm)
Engine power to ISO 7293: 6.4 hp (4.8 kW) at 9,500 rpm
Idle speed: 2,500 rpm
The maximum permissible speed with bar and chain: 13,500 rpm
M440 Ignition system
Electronic magneto ignition (breakerless)
Spark plug (suppressed): Bosch WSR 6 F, NGK BPMR 7 A, Champion RCJ 6 Y
Electrode gap: 0.02 in. (0.5 mm)
MS440 Fuel system
All position diaphragm carburetor with an integral fuel pump
Fuel tank capacity: 1.69 US pt (0.8 l )
MS440 Chain lubrication
Chain lubrication: Fully automatic oil pump
Fully automatic, speed-controlled oil pump with reciprocating piston other manual oil flow control.
Oil tank capacity: 0.68 US pt (0.325 l)
dry, without bar and chain: 13 lb (5.9 kg)
STIHL yellow-labeled bars:
For 3/8″ pitch: Rollomatic “S” with sprocket nose 16, 18, 20, 24, 28, 30, 32 or 36 in (40, 45, 50, 63, 70, 75, 80 or 90 cm)
Bar lengths: 20, 25, 28, 32 or 36 in. (50, 63, 70, 80 or 90 cm)
Duromatic with stellite tipped nose 16, 18, 20 or 24 in (40, 45, 50 or 63 cm)
STIHL yellow -labeled chains: for 3/8″ pitch: Rapid-Micro (33 RM, 36 RM, 33 RMF), Rapid-Super (33 RS, 33 RS, 36 RS, 36 RS, 33 RSLK, 36 RSLK, 33 RSFK, 33 RSLFK, 36 RSLFK, 36 RSLHK).
Chain sprocket: 8-tooth 3/8″ rim sprocket
Stihl MS 440 Parts List Additional Information
Erratic idling behavior, poor acceleration (even though you have opened low-speed screw one-quarter of a turn) Idle setting is too lean. : Turn the low-speed adjusting screw (L) counterclockwise until engine runs and accelerates smoothly. It is usually necessary to change the setting of the idle speed adjusting screw (LA) after every correction to the low-speed adjusting screw (L).