GUN WON'T FIRE?
Check the following probable causes and remedies!

Handle not depressed fully.

Depress handle all the way until Igniter fires with a click.

Handle activated too quickly.

Squeeze handle slowly to make sure mixture has entered combustor before firing.

Handle not released fully.

Release both triggers to make sure Igniter is reset.

Spark plug gap too small.

Open gap to 5mm.

Defective igniter or connections.

Check for spark. Return
for service.

Pressure too low.

Check regulator.

Gas not on.

Check ON/OFF valve.

Combustor Turns Red? (Insufficient Fuel Flow)
Check the following probable causes and remedies!

Wrong fuel.

Check for proper type.

Tank has iced up and tank pressure is below 22 PSIG.

Change to new tank.

Excess flow check valve not open.

Open tank valve and wait 10 seconds until hose is pressurized before using gun.

Clogged orifice and/or filter.

Remove and clean with compressed air.

Clogged hose.

Blow out or replace.

Clogged fuel line.

Blow out or replace.