48PD05,06 48PG03---16
Gas Heating/Electric Cooling Rooftop Units with PURONR
User’s Information Manual
NOTE TO INSTALLER:
This manual should be left with the equipment owner.
TABLE OF CONTENTS
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . 1 DETERMINE TYPE OF UNIT CONTROL . . . . . . . . . . . . . . . 2 TO LIGHT UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Units With
ROUTINE MAINTENANCE AND CARE FOR THE EQUIPMENT OWNER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Air Filter(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Alarm Status (Units with ComfortLink Control) . . . . . . . . . . 10 Integrated Gas Controller (IGC) . . . . . . . . . . . . . . . . . . . . . . . 10 Combustion Area and Vent System . . . . . . . . . . . . . . . . . . . . 10 Heat Exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Evaporator, Condenser and Combustion Fan Motors . . . . . . . 10 Indoor Fan, Belt and Pulleys . . . . . . . . . . . . . . . . . . . . . . . . . 10 Indoor Fan Shaft Bearings (Sizes
REGULAR DEALER MAINTENANCE . . . . . . . . . . . . . . . . 11
BEFORE YOU CALL FOR SERVICE CHECK FOR
SEVERAL EASILY SOLVED PROBLEMS . . . . . . . . . . . . . . 11 If insufficient heating or cooling is suspected . . . . . . . . . . . . . 11 If your unit is not operating at all . . . . . . . . . . . . . . . . . . . . . . 11 IN CASE OF TROUBLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance, or use can cause fire, electrical shock, or other conditions which may cause personal injury or property damage. Consult a qualified installer, service agency or your distributor or branch for information or assistance. The qualified installer or agency must use
Follow all safety codes. Wear safety glasses and work gloves. Have fire extinguishers available.
Recognize safety information. This is the
Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the
!WARNING
FIRE, EXPLOSION HAZARD
Failure to follow this warning could result in personal injury, death and/or property damage.
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:
1.DO NOT try to light any appliance.
2.DO NOT touch any electrical switch or use any phone in your building.
3.Leave the building immediately.
3.IMMEDIATELY call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
4.If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer, service agency or the gas supplier.