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Manual 2100-502A
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IMPORTANT SAFETY NOTE:  You must know how to turn off gas and electricity to air conditioner/gas furnace.
Your qualified installer, service agency or gas supplier can teach you to use controls and switches.

We're pleased you've chosen our air conditioner/gas furnace to supply your cooling/heating needs.  Please
keep this manual in a safe, yet readily available place.  It contains important and useful information.

ATTENTION, INSTALLER:  After installing air conditioner/gas furnace, give the user:

• User's Information Manual

• Parts List

• Installation Instructions

• Warranty Information

ATTENTION, USER!  Your installer should give you the above four important documents relating to your
air conditioner/gas furnace.  Keep these as long as you do your equipment.  Pass these documents on to later
purchasers or furnace users.  If any of the four documents are missing or damaged, contact your installer or
manufacturer for replacement.  For efficient service, please give your unit model and serial number, from
Section 1 or from your serial rating plate.

USER'S INFORMATION MANUAL

WG3S, 4S & 5S - Series Combination Gas/Electric Wall-Mount

Manual:

2100-502A

Supersedes:

2100-502

File:

Vol. I, Tab 20

Date:

09-05-08

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506

Since 1914...Moving ahead, just as planned.

Thank you for reading these safety statements.

Please read on so you will know how to maintain your air conditioner/gas furnace for years of dependable service.

         WARNING

Do not use this air conditioner/gas furnace 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
and any gas control which has been underwater.

• 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.
• 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.
• Installation and service must be performed by a qualified installer or the gas supplier.

          WARNING

If the information in this manual is not followed exactly, a fire or explosion
may result causing property damage, personal injury or loss of life.

         WARNING

Read and follow all safety information in this manual, operating instructions and furnace safety
labels.  Failure to follow safety precautions could result in damage, injury or death.

Summary of Contents for WG3S Series

Page 1: ... 502 File Vol I Tab 20 Date 09 05 08 Bard Manufacturing Company Inc Bryan Ohio 43506 Since 1914 Moving ahead just as planned Thank you for reading these safety statements Please read on so you will know how to maintain your air conditioner gas furnace for years of dependable service WARNING Do not use this air conditioner gas furnace if any part has been under water Immediately call a qualified se...

Page 2: ...4 Section 7 Air Conditioning Start Up Procedure Crankcase Heater 14 Section 8 Ventilation Options 15 Section 9 Replacement Parts 15 Section 10 Outdoor Coil 15 Figures Figure 1 Typical Gas Piping 8 Figure 2 Step by Step Instructions on Lighting Burners 11 Figure 3 Filter Locations 13 Figure 4 Periodic Inspections 13 Location of Access Panels Figure 5 Start Up Procedures 14 Manufactured under the fo...

Page 3: ...on products can contain aldehydes and carbon monoxide SECTION 1 RATING PLATE INFORMATION Record the manufacturer s name unit model number and serial number below These are your furnace rating plate Record installation date which is important for warranty purposes YOUR FURNACE INFORMATION Furnace Type ________________________________________________________________ Manufacturer s Name______________...

Page 4: ...your unit A fire could occur resulting in damage injury or death WARNING Never store or use anything near or on your furnace that can produce vapors that are corrosive to gas fired furnaces Vapors from products containing chlorines fluorines bromines and iodines can cause vent system or heat exchanger failure Examples of such products are spray or aerosol containers detergents bleaches cat litter ...

Page 5: ...es The inducer will continue to run for 30 seconds and the comfort air blower will continue to run for 2 1 2 minutes 3 2 BASIC OPERATION COOLING CYCLE On a call for cool the compressor and condenser fan will start immediately and the comfort air blower will start 7 seconds later on cooling speed Note Some models may be equipped with optional Low Ambient Control that will cycle the condenser fan mo...

Page 6: ...arm Relay Output Alarm terminal on Compressor Control Module is 24V AC output connection for applications where signal is desired This terminal is powered whenever compressor is in manual lockout due to high pressure or low pressure sequences as described SECTION 4 TURNING OFF FURNACE IN AN EMERGENCY PHASE MONITOR All units with three phase scroll compressors are equipped with a three phase line m...

Page 7: ...Meter or Propane LP Gas Tank Normally natural gas is ON when you turn shut off parallel to gas pipe Gas is OFF when you turn shut off 90 from gas pipe Some valves require a wrench or other tools 2 ELECTRICAL SHUT OFF DEVICES In an emergency you may not be able to reach both of your electrical shut off devices Therefore you must know how to turn off electricity using either one of them Here are two...

Page 8: ...Manual 2100 502A Page 8 of 15 FIGURE 1 TYPICAL GAS PIPING ...

Page 9: ... condition indicates lack of airflow through furnace ACTION a Make sure air filter is clean and installed correctly b Check that registers and return air grilles are open and unobstructed c If condition continues call your local qualified service technician or gas supplier 4 Possible Emergency While furnace is operating you smell unfamiliar odors that go away when furnace is off ACTION a Turn ther...

Page 10: ...to light main burners 2 Do not touch or turn on any electrical switch 3 Do not use any phone in your building 4 Immediately call your gas supplier from a neighbor s phone Follow gas supplier s instructions 5 If you cannot reach your gas supplier call fire department 6 B LUBRICATION REQUIREMENTS The main blower motor outdoor fan motor and the induced draft blower motor are permanently lubricated an...

Page 11: ...Manual 2100 502A Page 11 of 15 FIGURE 2 START UP PROCEDURE ...

Page 12: ...d the structure 5 Inspect for any obvious signs of deterioration of the furnace 6 Periodic examinations of the vent terminal should also be conducted by the owner on a regular basis preferably every month but at least every two months during the heating season 7 Check the entire vent terminal for any blockage If any debris is present remove it 8 If unit is vertically vented inspect vent system ann...

Page 13: ...Manual 2100 502A Page 13 of 15 FIGURE 3 FILTER LOCATIONS FIGURE 4 PERIODIC INSPECTIONS ...

Page 14: ...ankcase heater It is secured on the exterior of the compressor at its base and is controlled internally within the control panel to be energized anytime the compressor is off Some form of crankcase heat is essential to prevent liquid refrigerant from migrating to the compressor causing oil pump out on compressor start up and possible valve failure due to compressing a liquid The decal in Figure 5 ...

Page 15: ...of the vent option door to cover the air inlet openings which eliminates outside air from entering the unit The optional Commercial Room Ventilator CRV allows up to 50 outside fresh air to be introduced to the building and includes a built in exhaust damper The CRV complies with ASHRAE Standard 62 1 Ventilation for Acceptable Indoor Air Quality The optional EIFM Series Economizer allows for non me...

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