Jonsered 2095 Workshop Manual

53
4
Fuel system
Trouble-shooting chart
Start
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
A
●●● ● ●●●
B
●● ●●●●●●●
C
●●●
Idle D
● ●●●●● ●● ●●●●
E ● ●● ● ●●
F
●● ●●
G
●● ●● ● ● ● ● ●● ●●●●
H
● ●●●● ●
J
● ●●● ●●
Acceleration, deceleration K
●●●●●●● ●●●●●● ● ● ●
L ●● ● ● ●
M ●● ●● High speed N
●●●●●●●●●●●● ●●●● ●●●
O
●●● ●●●●● ●●●●●●●
P
●●●●●●●●● ●● ● ● ●●●●●
41 ● ●
● ●
●
Start A. Hard starting B. Fuel dripping from
carburettor
C. Floods when
engine is not running
Idle (Low speed) D. Will not idle E. Rich idle F. Idles with L-needle
closed
G. Irregular idle H. "L"-needle needs
frequent adjustment
J. Loads up while
idling
Acceleration and deceleration K. Will not accelerate L. Engine stops when
closing throttle
M. Over-rich accelera-
tion
High speed N. Will not run at full
throttle
O. Low power P. Will not 4 cycle
Adjustments 1.Low speed needle (L) 2.High speed needle (H)
Fuel system 3.Plugged tank vent 4.Plugged tank filter 5.Restricted fuel line 6.Dirt in fuel passage 7.Loose, damaged fuel line 8.Leak in pulse system 9.Restricted pulse channel 10.Loose pump cover screws 11. Defective pump diaphragm
Air system 12.Plugged air filter 13.Defective manifold gasket 14.Loose carburettor mounting screws 15.Worn throttle assembly 16.Incorrect throttle assembly 17.Loose throttle valve screw 18.Throttle shaft too tight 19.Bent throttle linkage 20.Defective throttle spring 21.Bent throttle stop lever 22.Choke not functioning properly 23.Worn choke shaft 24.Worn choke valve 25.Worn throttle valve
Metering system 26.Worn lever 27.Set too high 28.Set too low 29.Not free 30.Distorted 31.Improperly installed 32.Leaking (air/fuel) 33.Worn button 34.Improper assembly 35.Defective gasket 36.Loose diaphragm rivet 37.Hole in diaphragm 38.Loose cover screws 39.Foreign matter 40.Binding 41.Worn needle body or tip

Jonsered 2095 Specifications

General

Brand	Jonsered
Model	2095
Category	Chainsaw
Language	English