Troubleshooting
METERING SYSTEM
▪
Inlet Needle & soot
▪
Metering Diaphragm
Metering Lever Spring
▪
Metering Lever
▪
CIRCULATION SYSTEM
FUEL SYSTEM
▪
Primer pump
▪
Fuel pump
▪
Fuel tank & pump
O O
O O
O
O
O O
O
O O
O
O
O
O
O Foreign matter
O Worn inlet needle valve
Inlet needle valve stuck
O O O
O O O
O O O
O
O
O
O
O
O Diaphragm damage
O Loose screw on diaphragm cover
O Gasket defect
O Button damage
O
O
O
O
O
Improper installation
Spring deformed
O O O
O
O O
O O O O O
O
O O
O
O O
O
O
O
O Lever operation failure
Lever set too low
Lever set too high
O Lever damage
O
O
O
O
O
O
O
O
O
O Loose carburetor
O Manifold gasket failure
O Air liter clogged
O
O
O
O
O
O
O Check valve failure (foreign matter)
Primer pump damage (breakage)
O
O O
O
O
O
O Pump diaphragm failure
O Pump cover screw(s) loose
O Pulse channel jammed
O Pulse leakage
O
O
O
O
O
O
O
O
O
O O O
O
O O O
O
O
O
O
O
O Wrong fuel
O Air leak in fuel passages
O Fuel passages blocked
O Tank litter jammed
O Air vent holes clogged (tank cap)
S
T
AR
TI
NG
IDL
IN
G
(Low
S
peed)
HIG
H
SPE
ED
AC
C
EL
E
RA
TI
O
N
&
D
EC
EL
E
R
A
TI
O
N
Summary of Contents for EM2600L
Page 1: ...SERVICE MANUAL EM2600U EM2600L ER2600L Image EM2600U Image EM2600L Image ER2600L ...
Page 3: ...Designation of parts ...
Page 10: ......
Page 11: ......
Page 12: ... C Hanger Component table for EM2600U B U Handle D Control Lever ass y Bracket A Bracket B ...
Page 13: ...Component table for ER2600L and EM2600L E Control lever ass y F Loop Handle ...
Page 19: ...Disassembly Assembly of Engine Common in EM2600U EM2600L and ER2600L Air Cleaner Carburetor ...
Page 22: ...Take out a OUTER SNAP RING 33 33 1R362 ...
Page 23: ......
