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TROUBLE SHOOTING CHECIST
REMEDY
POSSIBLE CAUSE
TROUBLE
Air blast insufficient.
Low engine RPM.
Blower troubles.
Worn
Increase to maximum.
Replace.
bearings.
Replace.
Defective fans and/or baffles.
Chemical drips from blower
Insecticide tank filled
completely to top.
while not running.
Leave a 1/2" air space at..the
top of the tank when filling.
See.page 14, Figure 13.
Unit has been positioned such that chemical
has run out of the insecticide tank into the
blower through the air pressure tube. This
can happen when the engine is not running.
Start the engine and run at
full throttle until the blower
is cleared.
Engine RPM too low.
Set throttle for maximum
RPM.
Excessive flow rate.
Reduce.
Insecticide tank filled completely to top.
Leave a 1/2" air space at the
top of the tank when filling.
See page 14, Figure 13.
Chemical leaks at fittings.
Fittings crossthreaded or defective.
Retighten or replace.
Chemical leaks at insecticide
tank cap.
Defective
Engine has poor
Bad
Chemical drips from blower
while running.
acceleration or low RPM.
Replace.
O-ring.
Retighten.
Tank cap cross threaded.
Adjust.
timing.
Carbon accumulated in muffler, tail
cylinder, exhaust port, etc.
Point
dirty or damaged.
Reed valve damaged:
Gas
escaping from crank case.
pipe,
Clean
plugged.
replace.
Replace.
Inspect and replace crank
case
Carburetor
or
packing.
Clean. See carburetor
trouble shooting checklist,
page 62.