Carrier 48PG20---28 manual Note To Installer, Table Of Contents, Safety Considerations, 48HG14

48HG14---	28, 48HJ20---	28
48PG20---	28, 48PM16---	28
Gas Heating/Electric Cooling Unit

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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6 Units with Thermostat Control . . . . . . . . . . . . . . . . . . . . . . . . . 2 Units with ComfortLINKt Control . . . . . . . . . . . . . . . . . . . . 3 TO SHUT UNIT OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8 Units with Thermostat Control . . . . . . . . . . . . . . . . . . . . . . . . . 6 Units with ComfortLINK Control . . . . . . . . . . . . . . . . . . . . . . 6 MAINTAINING YOUR UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . 8

ROUTINE MAINTENANCE AND CARE FOR

THE EQUIPMENT OWNER . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 REGULAR DEALER MAINTENANCE . . . . . . . . . . . . . . . . 10

BEFORE YOU CALL FOR SERVICE, CHECK

FOR SEVERAL EASILY SOLVED PROBLEMS . . . . . . . . . 11

!WARNING

FIRE, EXPLOSION HAZARD

Failure to follow this warning could result in personal injury, death and/or property damage.

1.Improper installation, adjustment, alteration, service, or maintenance can cause property damage, personal injury, or loss of life. Refer to the User’s Information Manual provided with this unit for more details.

2.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.

4.IMMEDIATELY call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

5.If you cannot reach your gas supplier, call the fire department.

SAFETY CONSIDERATIONS

Installation and servicing of air-conditioning equipment can be hazardous due to system pressure and electrical components. Only trained and qualified service personnel should install, repair, or service air-conditioning equipment.

Untrained personnel can perform the basic maintenance functions of replacing filters. All other operations should be performed by trained service personnel. When working on air-conditioning equipment, observe precautions in the literature, tags and labels attached to the unit, and other safety precautions that may apply.

Follow all safety codes. Wear safety glasses and work gloves. Have fire extinguishers available for all brazing operations.

Recognize safety information. This is the safety-alert symbol . When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury.

Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation.

!WARNING

PERSONAL INJURY, DEATH AND / OR PROPERTY DAMAGE HAZARD

Failure to follow this warning could result in personal injury, death or property damage.

Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, 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 service agency must use factory-authorized kits or accessories when modifying this product.