ICP PDX360120K01A1, PDX360120K00A1, PDX348120K01A1, PDX348120K00A1, PDX342080K01A1 Owner’s Manual

Packaged Dual Fuel Units

Owner's Guide to Operating and

Maintaining Your Dual Fuel Unit

ELECTRICAL SHOCK HAZARD.

Failure to follow this warning could result in

personal injury, death, and/or property damage.

Disconnect power at fuse box or service panel

before performing recommended maintenance.

FIRE, EXPLOSION, ELECTRICAL SHOCK
HAZARD.

Failure to follow this warning could result in

personal injury, death, and/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.

FIRE OR EXPLOSION HAZARD

Failure to follow safety warnings exactly could
result in serious injury, death, and/or property

damage.

--Information in this manual MUST be followed

exactly.

--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

• Leave the building immediately.

• Do not try to light any appliance.

• Do touch any electrical switch; do not use any

phone in the building.

• Immediately call your gas supplier from a

neighbors phone. Follow the gas suppliers
instructions.

• 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.

This manual should be left with the owner.

Printed in U.S.A.

Code: PDX3 2/22/06 518 02 1601 O0

SAFETY CONSIDERATIONS

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

install, repair, or service air-conditioning equipment.

Untrained personnel can perform basic maintenance
functions of cleaning coils and 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. Use quenching cloth for unbrazing operations.

Have fire extinguisher available for all brazing operations.

FIRE AND ELECTRICAL SHOCK HAZARD

Improper installation, adjustment, alteration, service,
maintenance, or use can cause fire or an explosion
which could result in personal injury or unit damage.

Consult a qualified installer, service agency, or gas
supplier for information or assistance. The qualified

installer or agency must use only factory-authorized kits

or accessories when modifying this product.

TO LIGHT UNIT

Your combination heating/cooling unit is equipped with an
automatic direct spark ignition and power combustion

blower.

FIRE AND/OR EXPLOSION HAZARD

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

Do NOT attempt to light the pilot or burner with a match

or flame of any kind.

FIRE AND/OR EXPLOSION HAZARD

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

Do not turn off the electrical power to unit without first
turning off the gas supply.

Before attempting to start the gas heating section,
familiarize yourself with all the procedures that must be

followed.

FIRE, AND ELECTRICAL SHOCK HAZARD

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

Before performing service or maintenance operations
on unit, turn off gas supply to unit. Then turn off unit main
power switch and install lockout tag.

Recognize safety information. This is the safety-alert

symbol_.V When you see this symbol in instructions or

manuals, be alert to the potential for personal injury.
Understand the signal words DANGER, WARNING,

CAUTION, and NOTE. These words are used with the
safety-alert symbol. DANGER identifies the most serious
hazards which will result in serious injury or death.
WARNING signifies a hazard which could result in serious

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.
It is the personal responsibility and obligation of the

customer to contact a qualified installer to ensure that the

installation is adequate and conforms to governing codes

and ordinances.

UNIT DAMAGE HAZARD

Failure to follow this caution may result in the shorten
life of unit components.

Do NOT operate unit in a corrosive atmosphere
containing chlorine, fluorine, or any other corrosive

chemicals.

Refer to Figure 1 for gas valve location.

1. Set the temperature selector on room thermostat to the
lowest temperature setting and set system switch to
EMERGENCY HEAT or AUXILIARY HEAT,

2. Close the external manual shutoff valve.

3. Turn off the electrical supply to the unit.

4. Remove the front access panel with a 5/16 -in. nut
driver.

5. Move the selector switch on the internal gas valve to the
OFF position and wait 5 minutes.

6. Move the selector switch on the internal gas valve to the
ON position.

7. Replace the front access panel.

8. Turn on the electrical supply to unit.

9. Open the external manual shutoff valve.

10.

Set the temperature selector on room thermostat

slightly above room temperature to start unit. The
induced-draft combustion-air fan will start. Main gas
valve will open and burners should ignite the gas
within 25 seconds. If burners do not light within 25
seconds, the ignition control will go into a Retry Mode

that will take another 25 seconds. Ifthe burners fail to
ignite the gas in 4 consecutive attempts, the unit will

lockout for 3 hours.

11. Set the temperature selector on room thermostat to
desired setting.

12. Return thermostat system switch to HEAT,

FIRE AND/OR 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 manually light the main burners on
unit with a match, lighter, or any other flame. If the
electric sparking device fails to light the main burners,
refer to the following shutdown procedures, then call
your dealer as soon as possible.

TO SHUT UNIT OFF

FIRE AND/OR EXPLOSION HAZARD

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

Do not turn off the electrical power to unit without first
turning off the gas supply.

FigUre i J Access to Gas Valve

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i ISelector Leads

i Primary LimitSwitch I

IRemote Sparker Unit i

L

',\

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NOTE: If unit is being shut down because the heating

season has ended, make sure to turn on power to cooling
system,

If unit is being shut down because of a malfunction, call

your dealer as soon as possible.

Should the gas supply fail to shut off or if overheating

occurs, shut off the manual gas valve to the unit before
shutting off the electrical supply.

Do not use this furnace if any part has been under water. A

flood-damaged furnace is extremely dangerous. Attempts
to use the furnace can result in fire or explosion. A qualified
service agency should be contacted to inspect the furnace

and to replace all gas controls, control system parts,

electrical parts that have been wet or the furnace if deemed
necessary.

Refer to Fig. 1 while proceeding with the following steps.

1. Set the temperature selector on room thermostat to
lowest temperature setting and set system switch to
OFF.

2. Close the external manual shutoff valve.

3. Turn off the electrical power supply to the unit.

4. Remove the front access panel.

5. Move the selector switch on the internal gas valve to the
OFF position.

6. Replace the burner access panel.

RegulatorAdjustment
UnderCa

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Inlet
Pressure

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I Gas Valve ]

HONEYWELL

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Flame Sensor I

I Rolleut Switch I

25-24-98a

Pressure
Tap

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Outlet
OUTLET

7. Restore electrical power to the unit and set system
switch to COOL to ensure operation of the cooling
system during the cooling season.