Tecumseh TM SERIES - Carburetion Troubleshooting Guide

17
TROUBLESHOOTING CARBURETION—TC/TM SERIES
ADJUSTMENTS
N
o
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A
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n
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L
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(
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w
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W
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p
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A
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&
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A
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W
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r
Low ●●● ●●●
High ●●● ●●
FUEL SYSTEM
Plugged Tank Filter or Vent ●● ● ●●●
Restricted Fuel Line ●● ● ●●
Dirt in Fuel Passage ●●●● ●●
Loose, Damaged Fuel Line ●● ● ● ●●
Leak in Pulse System ●● ● ●●●
Restricted Pulse Channel ●● ● ●●●
Loose Pump Cover Screws ●●●●●
Defective Pump Diaphragm ●●● ●● ●
AIR SYSTEM
Plugged Air Filter ●●●●●
Defective Manifold Gasket ●● ● ●●
Loose Carburetor
Mounting Bolts
●● ● ●
Worn Throttle Shaft or Valve ●
Incorrect Throttle Assembly
Loose Throttle Valve Screw ●
Throttle Shaft Too Tight ●
Bent Throttle Linkage ●
Defective Throttle Spring ●
Bent Throttle Stop Lever ●
Choke Not Functioning Properly ●
Worn Choke Shaft or Valve ●