Coleman 9770, 9775 manual English-14, Troubleshooting, Symptom, Problem, Solution

Models: 9770 9775

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17 Troubleshooting

Symptom

Problem

Solution

 

 

 

Burner will not

Fuel bottle empty.

Refill fuel bottle 2/3 full with clean and

light or flame

 

fresh Coleman® fuel or unleaded fuel.

self-

 

 

extinguished.

 

 

 

 

 

Burner will not

Little or no pressure in fuel

Check connections for leaks and

light or flame is

bottle.

pump 40 strokes.

low or flame

 

 

self-

 

 

extinguished.

 

 

 

 

 

Yellow flame.

Excess fuel in burner.

A yellow flame is normal until the

 

 

generator warms up. If yellow flame

 

 

persists, turn off stove, allow flame to

 

 

self-extinguish and the stove to cool.

 

 

If necessary, invert stove to remove

 

 

excess liquid fuel from the burner.

 

 

Follow lighting instructions.

 

 

 

Low heat.

Generator tip plugged.

Turn flame adjuster back and forth

 

 

several times to clean generator tip.

 

 

Be sure to use only fresh and clean

 

 

fuel.

 

 

 

Low heat.

Faulty generator.

Replace with a new generator. This is

 

 

a normal periodic maintenance

 

 

procedure. The generator life is

 

 

dependent on the type of fuel used.

 

 

Generator life is extended by using

 

 

clean Coleman® fuel.

 

 

 

Persistent small

Faulty generator.

Replace with a new generator.

yellow flame.

 

 

 

 

 

Persistent high

Failure in the fuel delivery

May need to replace pump assembly.

yellow flame.

system.

Please contact Consumer Service

 

 

(see page 18).

 

 

 

Intermittent short

Failure in the fuel delivery

May need to replace pump assembly.

blue flame and

system.

Please contact Consumer Service

rapid loss of

 

(see page 18).

pressure.

 

 

 

 

 

Yellow smokey

Spider webs, insects, or

Remove burner to inspect and clean

flame.

other obstruction in the

the burner and air tube.

 

burner and air tube.

 

 

 

 

Pump does not

Pump seals are dry or

Squirt a few drops of oil in the OIL

pressurize the

worn.

HOLE in the pump cap. This will keep

liquid fuel

 

the pump functioning properly

canister.

 

(Fig. 41). If this does not correct the

 

 

problem, replace the pump seals or

 

 

purchase a new pump assembly.

 

 

 

Intermittent

Stove has been operated

Adjust the flame to a higher setting

yellow flame.

for an extended period of

with the FLAME ADJUSTER.

 

time at a low heat setting.

 

 

 

 

English-14

Page 15
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Coleman 9770, 9775 manual English-14, Troubleshooting, Symptom, Problem, Solution