Zobo ZBTT15, User'S Manual And Operating Instructions

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RADIANT PROPANE TANK TOP HEATER
MAINTENANCE INSTRUCTIONS
1. Turn unit off, allow heater to fully cool and disconnect propane hose before performing any maintenance
functions.
2. Keep unit clean and keep the inside of the unit debris free.
3. Have unit checked by a qualified technician at least once a year, preferably prior to the heating season.
Never store a propane (LP) gas tank inside a building or in the vicinity of any gas or oil burning appli­
ance. When the propane (LP) tank is not disconnected from the heater, the gas tank and heater must be
stored outdoors in a well ventilated area, out of the reach of children. If for any reason the heater is to
be stored indoors, the tank must be disconnected and stored outdoors in a well ventilated area out of
reach of children, in accordance with the standard for the Storage and Handling of Liquefied Petroleum
Gases, ANSI/NFPA 58 and CSA B149.1, Natural Gas and Propane Installation Code. The plastic tank
valve plug supplied with your tank must be tightly installed when the tank is disconnected from the
heater.
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
1. Unit will not light. 1. Valve on propane (LP) tank not open. 1. Open tank valve by turning counterclockwise.
2. Propane (LP) tank empty 2. Have tank refilled.
3. Regulator not in 'High" position 3. Turn regulator to 'High" position.
4. Excess flow device triggered. 4. Close tank valve, wait 5 minutes and reopen slowly.
5. Defective Regulator. 5. Replace Regulator assembly.
2. Burner will not stay lit when 1. Wiring of thermocouple 1. Check wiring connections are properly engaged.
gas valve plunger released. 2.
Defective thermocouple
2.
Replace thermocouple.
3. Defective gas valve 3. Replace gas valve assembly.
3. Excessive flames coming out 1. Debris or spider webs in mixing tube 1. Clean burner tube with bottle brush, rinse in water
of burner, not glowing red. or burner. and drain thoroughly before reinstalling.
2. Clogged orifice 2. Remove and clean using compressed air.
4.
Flames flashback/bum inside 1. Debris or spider webs in mixing tube. 1. Clean burner tube with bottle brush, rinse in water
the mixing tube and drain thoroughly before reinstalling.
2. Clogged orifice 2. Remove and clean using compressed air.
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