Flue gas readings should be taken at operating tonnage with burner firing at operating tonnage rates (see
Application Sheet GJ73).
Different nozzles are required when burning liquid propane, butane, or a mixture of propane
butane. Consult Hauck engineering for your specific fuel nozzle requirements.
DO NOT ATTEMPT TO REPOSITION THE LP NOZZLE WHILE THE BURNER IS FIRING.
Considerable pressure exists under firing conditions. Attempting to adjust the LP nozzle while the
burner is firing may result in equipment damage or injury to personnel.
Loosen the LP supply tube locking collar located adjacent to the burner backplate.
Slowly adjust the LP nozzle until it is in the desired position.
Securely tighten the locking collar.
Recommended LP Fuel Pressures
(Supply Settings To The Burner)