Masterbuilt MPS 230S, Manual

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TROUBLESHOOTING GUIDE
Symptom Cause Possible Solution
Gas leaking from cracked, cut or burned
hose
Damaged hose Turn off gas at LP cylinder.
Replace hose.
Contact Masterbuilt Customer Service.
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 knob 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 knob 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.
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 burner 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 knob 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 knob 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.
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 knob 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 knob 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
* Also see Troubleshooting solutions: “Causes” Low or No Flow/Vapor lock/Excess flow below.