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PART 1 – GENERAL SAFETY INFORMATION
A. PRECAUTIONS
This appliance is for indoor installations only. Clearance to combustible materials: 0” top, bottom, sides
and back. Unit must have room for service: 24” front and 12” sides are minimum recommended service
clearances. (A combustible door or removable panel is acceptable front clearance.) This appliance has
been approved for closet installation, and installation on combustible flooring. Do not install this appliance
directly on carpeting. Use only Category IV vent systems.
INSTALLER – Read all instructions in this manual before installing. Perform steps in the order given.
USER – This manual is for use only by a qualified heating installer/service technician. Refer to user’s
information manual for your reference. Have this heater serviced/inspected by a qualified service
FAILURE TO ADHERE TO THE GUIDELINES ON THIS PAGE CAN RESULT IN SUBSTANTIAL
PROPERTY DAMAGE, SEVERE PERSONAL INJURY, OR DEATH.
NOTE: If the heater is exposed to the following, do not operate until all corrective steps have been made
by a qualified serviceman:
1. FIRE
2. DAMAGE
3. WATER
Any claims for damage or shortage in shipment must be filed immediately against the transportation
company by the consignee.
DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDERWATER. Immediately call a qualified
service technician. Replace any part of the control unit that has been under water.
B. IMPROPER COMBUSTION
NOTE: Do not obstruct the flow of combustion and ventilating air. Adequate air must be provided for safe
operation.
C. GAS
Should overheating or gas supply fail to shut off, turn off the manual gas control valve to the appliance.
D. WHEN SERVICING THE HEATER
• To avoid electric shock, disconnect electrical supply before performing maintenance.
• To avoid severe burns, allow heater to cool.
E. HEATER WATER
• Do not use petroleum-based cleaning or sealing compounds in a heater system. Gaskets and
seals in the system may be damaged. This can result in substantial property damage.
• Do not use “homemade cures” or “heater patent medicines”. Substantial property damage,
damage to heater, and/or serious personal injury may result.
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