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SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service maintenance,
or use can cause explosion, fire, electrical shock, or other

conditions which may cause death, 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 factory--authorized kits or accessories
when modifying this product. Refer to the individual instructions

packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective clothing,

and work gloves. Have a fire extinguisher available. Read these
instructions thoroughly and follow all warnings or cautions

included in literature and attached to the unit. consult local

building codes, the current editions of the National Fuel Gas Code
(NFGC) NFPA 54/ANSI Z223.1, and the National Electrical Code

(NEC) NFPA 70.
In Canada refer to the current editions of the National Standards of

Canada CAN/CSA--B149.1 and .2 Natural Gas and Propane

Installation codes, and Canadian Electrical Code CSA C22.1

Recognize safety information. This is the safety--alert symbol

.

When you see this symbol on the unit and in instructions or

manuals, be alert to the potential for personal injury. Understand
these 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 hazards 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.

NOTE

: Installer: This manual should be left with the equipment

user.

FIRE,

EXPLOSION,

ELECTRICAL

SHOCK

HAZARD

Failure to follow this warning could result in personal

injury, death or property damage.
Installation and servicing of this equipment can be

hazardous due to mechanical and electrical components.

Only trained and qualified personnel should install, repair,

or service this equipment.

!

WARNING

FIRE, EXPLOSION HAZARD

Failure to follow this warning could result in personal

injury, death, and/or property damage.
Do not store or use combustible materials, gasoline, or other

flammable vapors and liquids in the vicinity of this or any

other appliance.

!

WARNING

FIRE,

EXPLOSION,

ELECTRICAL

SHOCK

HAZARD

Failure to follow this warning could result in personal

injury, death or property damage.
Do not use this unit if any part has been under water.

Immediately call a qualified service technician to inspect the

unit and to replace any part of the control system which has

been under water.

!

WARNING

FIRE AND EXPLOSION HAZARD

Failure to follow safety warning exactly could result in

serious injury, death 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

D

Do not try to light any appliance.

D

Do not touch any electrical switch; do not use any phone

in your building.

D

Leave the building immediately.

D

Immediately call your gas supplier from a neighbor’s

phone. Follow the gas supplier’s instructions.

D

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.

!

WARNING

ELECTRICAL SHOCK HAZARD

Failure to follow this warning could result in personal

injury and/or death.
Before performing recommended maintenance, be sure the

main power switch to unit is turned off and lock--out tag is

installed. There may be more than one disconnect switch.

!

WARNING

FIRE,

EXPLOSION,

ELECTRICAL

SHOCK

HAZARD

Failure to follow this warning could result in personal

injury, death and/or property damage.
1. Do not turn off the electrical power to unit without first

turning off the gas supply.

2. Before attempting to start the gas heating section,

familiarize yourself with all the procedures that must be

followed.

!

WARNING

FIRE, EXPLOSION HAZARD

Failure to follow this warning could result in personal

injury, death, and/or property damage.
Do not attempt to light by hand.

!

WARNING

CUT HAZARD

Failure to follow this caution may result in personal injury.
When removing access panels or performing maintenance

functions inside your unit, be aware of sharp sheet metal

parts and screws. Although special care is taken to reduce

sharp edges to a minimum, be extremely careful and wear

safety glasses, protective clothing, and work gloves when

handling parts or reaching into the unit.

!

CAUTION

Summary of Contents for 48VL C Series

Page 1: ...______________________________________ _____________________________________________ _____________________________________________ INSTALLATION INFORMATION Date Installed________________________________ DEALERSHIP CONTACT INFORMATION Company Name_______________________________ Address______________________________________ _____________________________________________ Phone Number _________________...

Page 2: ...ng could result in personal injury death and or property damage Do not store or use combustible materials gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WARNING FIRE EXPLOSION ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury death or property damage Do not use this unit if any part has been under water Immediately...

Page 3: ...ithin 15 minutes of the initial call for heat there is a lockout 11 Set the temperature selector on room thermostat to desired setting FIRE AND EXPLOSION HAZARD Failure to follow this warning could result in personal injury death and or property damage 1 If the main burners fail to light or the blower fails to start shut down gas heating section and call your dealer for service 2 Never attempt to ...

Page 4: ...o COOL your unit will run in cooling mode until the indoor temperature is lowered to the level you have selected On extremely hot days your unit will run for longer periods at a time and have shorter off periods than on moderate days Gas Heat Mode With the SYSTEM or MODE control of your indoor thermostat set to HEAT your unit will run in heating mode until room temperature is raised to the level y...

Page 5: ...5 55 STEP 1 STEP 2 CL O S E STEP 3 OFF ON MAIN STEP 4 STEP 7 OFF ON MAIN STEP 8 STEP 5 72 STEP 10 STEP 6 STEP 9 O P E N A07662 Fig 4 To Start Unit Gas Heat ...

Page 6: ...5 STEP 1 STEP 2 CL O S E STEP 3 OFF ON MAIN STEP 4 STEP 6 STEP 5 A07663 Fig 5 To Shut off Unit Gas Heat 90 STEP 1 STEP 2 CL O S E 72 STEP 4 5 OFF ON MAIN STEP 3 A09194 Fig 6 To Start Unit Electric Cooling ...

Page 7: ... 090 115 130 1 each 24 x 14 x 1 610 x 356 x 25 mm 24 x 16 x 1 610 x 406 x 25 mm 60 090 115 130 1 each 24 x 16 x 1 610 x 406 x 25 mm 24 x 18 x 1 610 x 457 x 25 mm Units with bent indoor coil To replace or inspect filters in accessory filter rack See Fig 2 1 Remove the filter access panel using a 5 16 in nut driver 2 Remove the filter s by pulling it out of the unit If the filter s is dirty clean or...

Page 8: ...rical Controls and Wiring Electrical controls are difficult to check without proper instrumentation If there are any discrepancies in the operating cycle contact your local dealer and request service Refrigerant Circuit The refrigerant circuit is difficult to check for leaks without the proper equipment If inadequate cooling is suspected contact your local dealer for service EXPLOSION AND ENVIRONM...

Page 9: ...leaks in the refrigerant circuit Pressure check to determine appropriate refrigerant charge 12 Operational check of the unit to determine working conditions Repair or adjustment should be made at this time Your servicing dealer may offer an economical service contract that covers seasonal inspections Ask for further details Complete service instructions can be found in the unit Installation Start ...

Page 10: ... Corp S 7310 W Morris St S Indianapolis IN 46231 Edition Date 03 18 Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations Catalog No OM48VL 03 Replaces OM48VL 02 ...

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