MODEL UDAP SHOWN
Revision: I-UD&APD (04-19) PN195673R33
UNIT HEATER INSTALLATION/OPERATION/MAINTENANCE
Supersedes: D300519A (04-18) I-UDA&APD Series
MODELS APD AND UDAP: STANDARD POWER VENT FAN TYPE
MODEL UDBP: STANDARD POWER VENT BLOWER TYPE
MODEL UDAS: SEPARATED-COMBUSTION FAN TYPE
MODEL UDBS: SEPARATED-COMBUSTION BLOWER TYPE
⚠ WARNING ⚠
FIRE OR EXPLOSION HAZARD
• Failure to follow safety warnings exactly could result in serious injury or property damage.
• Installation and service must be performed by a qualified installer, service agency, or the gas
supplier.
• Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or
any other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s
instructions.
• If you cannot reach your gas supplier, call the fire department.
DO NOT DESTROY. PLEASE READ CAREFULLY. KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.