8
Emergency
Cause
Possible Solution
Gas leaking from cracked, cut or
burned hose
Damaged hose
Turn off gas at LP cylinder.
Replace hose.
Contact Masterbuilt at 1.800.489.1581.
Gas leaking from LP cylinder
Failure due to rust or mishandled equipment
Replace LP cylinder.
Gas leaking from gas cylinder valve Failure of valve due to rust, mechanical
failure or mishandled equipment
Turn off gas cylinder valve and return
cylinder to gas provider/supplier.
Gas leaking between LP cylinder
and regulator connection
Improper installation, connection not tight
enough, damaged threads or bad rubber seal
Turn off gas cylinder valve, then re-attach
regulator to cylinder.
Turn off gas cylinder valve and return
cylinder to gas provider/supplier.
Visually inspect rubber seal for damage.
Fire under control panel
Fire in tube of burner due to burner blockage
Turn off both burner control knobs and gas
cylinder valve. Once the fire is out and burner
has cooled, remove and inspect burner for
spiders, nests, rust or other debris.
Grease fire or excessive/
continuous flame
Grease build up on or around burner area
Turn off both burner control knobs and gas
cylinder valve. Allow flames to extinguish and
time for unit to cool down. Clean grease/food
particles from/around burner or burner area
and surrounding surfaces.
WARNING
In the event of a gas leak that cannot be stopped, or if a
fire occurs due to a gas leak, contact the fire department.
TROUBLESHOOTING SOLUTIONS: “CAUSES” LOW OR NO FLOW/VAPOR LOCK/EXCESS FLOW
Symptom
Cause
Possible Solution
Burner doesn’t light after pressing
ignitor button
Low/no gas flow
1. Turn burner control knobs to “OFF” position.
2. Turn gas cylinder valve knob to OFF.
3. Disconnect regulator from cylinder to relieve vapor
lock.
4. Reconnect regulator to cylinder by hand turning
until tight.
5. Slightly open the gas cylinder valve slowly and then
open further by turning 1 full turn.
6. You are now ready to light the smoker.
7. Turn the burner control knobs to high and light with
ignitor.
Vapor lock at coupling nut
to LP cylinder
Low flame output
Excess flow valve tripped
Vapor lock at coupling nut/
LP cylinder connection
Flames blow out
Excess flow valve tripped
Slower than expected cooking times Vapor lock
TROUBLESHOOTING GUIDE
Symptom
Cause
Possible Solution
Low flame output*
Out of fuel
Refill or replace with full LP cylinder.
Flames blow out*
Low on LP gas
Refill LP cylinder.
Flare-up
Excessive grease buildup
Clean burners and inside unit.
Excessive fat on meat
Trim fat off of meat.
Cooking temperature too high
Adjust or lower temperature accordingly.
Persistent grease fire
Grease trapped by food buildup around
burner system
Turn burner control knobs and gas cylinder valve off.
Allow fire to extinguish and the unit to cool down. Once
cool, remove and clean parts.
Flashback (fire in burner tube)
Burner and/or burner tube has blockage Turn burner control knobs and gas cylinder valve off.
Clean burner and/or burner tube.
Slower than expected cooking
times*
Valve not properly aligned to burner
Check to see if valve is centered in burner tube.
* Also see Troubleshooting solutions: “Causes” Low or No Flow/Vapor Lock/Excess flow below.
