Table of Contents
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Table of Contents
I. Safety and Unit Location ................................................... 3
II. General Information ........................................................... 4
III. Air Requirements ............................................................... 5
Models) Materials ............................................................... 7
VII. Condensate Piping .......................................................... 14
VIII. Gas Piping ........................................................................ 14
IX. Electrical Wiring ............................................................... 18
X. Circulating Air and Filters ............................................... 19
XI. Sequence of Operation ................................................... 21
XII. Start-Up, Adjustments, and Checks .............................. 21
XIII. Maintenance ..................................................................... 26
XIV. Functional Parts List ....................................................... 28
Amana Forced Air Central Furnace Design Complies With
Requirements Embodied in The American National Stan-
dard / National Standard of Canada Shown Below.
ANSI Z21.47•CAN/CGA-2.3 Central Furnaces
!
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation to
know the product better than the customer.
includes all safety precautions and related items.
Prior to actual installation, thoroughly familiarize
yourself with this Instruction Manual. Pay special
attention to all safety warnings. Often during installation
or repair it is possible to place yourself in a position
which is more hazardous than when the unit is in
operation.
June 1999(2)
®
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
Fayetteville, TN 37334
GUX-X, GUC-X, & GUD-X
Installation Instructions
Affix this manual, Specification Sheet and Users
Information Manual adjacent to the furnace.
Remember, it is your responsibility to install the product
safely and to know it well enough to be able to instruct
This
a customer in its safe use.
Safety is a matter of common sense...a matter of
thinking before acting. Most dealers have a list of
specific good safety practices...follow them.
The precautions listed in this Installation Manual should
not supersede existing practices but should be
considered as supplemental information.
Amana
Gas-Fired
Warm-Air Furnace
10318725
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Summary of Contents for Amana GUX-X
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Page 1: Table Of Contents
XII. Start-Up, Adjustments, and Checks ......21 XIII. Maintenance ..............26 XIV. Functional Parts List ............28 Amana Forced Air Central Furnace Design Complies With Requirements Embodied in The American National Stan- dard / National Standard of Canada Shown Below. -
Page 2: To The Owner
It is important that you fill out the owner’s registration card If the information in these instructions is and mail it today. This will assist Amana in contacting you not followed exactly, a fire or explosion should any service or warranty information change in the may result causing property damage, future. -
Page 3: Safety And Unit Location
I. Safety and Unit Location SAFETY • When the furnace is heating, the return air tempera- ture of the furnace must be between 55°F and 100°F. • Furnaces installed in areas frequently contaminated WARNING To prevent personal injury or death due to permanent wave solutions improper installation,... -
Page 4: General Information
codes and ordinances, or with the latest edition of the LOCATION National Fuel Gas Code, NFPA 54/ANSI Z223.1*, and/or • Centralize the furnace as is practical with respect to CAN/CGA B149 Installation Codes, local plumbing or the air distribution system. waste water codes and other applicable local codes. -
Page 5: Air Requirements
age or restriction, leakage, corrosion and other Improved construction and additional insulation in build- deficiencies which could cause an unsafe condition. ings has reduced the heat loss, making these buildings much tighter around doors and windows so air infiltration (c) Insofar as is practical, close all building doors and is minimal. - Page 6 tion ventilation and dilution of flue gases. However, in buildings of tight construction (for example, weather stripping, heavily insulated, caulked, vapor barrier, etc.), additional air may need to be provided using the meth- ods described in 5.3.3-b or 5.3.4. Space, Unconfined. For purposes of this Code, a space whose volume is not less than 50 cubic feet per 1,000 BTU per hour of the aggregate input rating of all appliances installed in that space.
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Page 7: Vent Pipe (All Models) And Combustion Air Pipe (Gud Models) Materials
IV. Vent Pipe (All Models) and 3. When communicating with the outdoors through Combustion Air Pipe (GUD Models) horizontal ducts, each opening shall have a mini- Materials mum free area of 1 square inch per 2,000 BTU per hour of total input rating of all equipment in the enclosure (See Figure 4). -
Page 8: Vent Piping - Gux (All Installations), Guc (All Installations), And Gud (One Pipe Installations)
Amana does not encourage nor recommend must terminate at least one foot outside to keep moist using these connectors. However, if you do choose to use combustion products away from the structure. The vent “no-hub connectors,” the connectors must be gas tight,... -
Page 9: Combustion Air And Vent Piping (Gud - Two Pipe)
tight where it penetrates the roof with a proper flashing VI. Combustion Air and Vent Piping such as used with a plastic plumbing vent. The vent may (GUD - Two Pipe) be run through an existing unused chimney: however, the pipe must be used all the way through to at least 12 inches GENERAL INFORMATION AND SAFETY above the top of the existing chimney. - Page 10 thick closed cell foam insulation such as Armaflex or HORIZONTAL VENT/INTAKE TERMINATIONS Insultube. Vent 90° LOCATION OF EXHAUST AND INTAKE Medium Radius TERMINATIONS Elbow This furnace can be installed with either a vertical or horizontal direct vent. In either case, the exhaust vent and the combustion air intake pipe must be located on the same side of the structure and separated by no less than 12"...
- Page 11 Do not point terminals into window wells, stairwells, al- coves or other recessed areas. It is preferable for the air intake to terminate on opposite or adjacent sides of the 12" structure from the dryer vent. If this is not practical, main- Two 90°...
- Page 12 structure as shown in Figures 6, 8, and 9 are not to be Under some conditions, insulation of some or all of the vent counted when using Tables 1 through 3. The additional two pipe and/or combustion air pipe may be required. Do not 90°...
- Page 13 GUD045X**B, GUD070X**B Direct Vent Venting Table Inside Feet of Straight Pipe # of Vent 5-10 10-15 15-20 20-25 25-30 30-35 35-40 40-45 45-50 50-55 55-60 60-65 65-70 70-75 75-80 80-85 85-90 Inside Type Feet Feet Feet Feet Feet Feet Feet Feet Feet Feet...
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Page 14: Condensate Piping
Refer to become blocked. The top of the standpipe must be left the Amana distributor for required high altitude kit(s). open so any blockage in the drainline will be relieved out the tip of the standpipe and not back up into the unit. - Page 15 Natural Gas Capacity of Pipe In Cubic Feet of Gas Per Hour (CFH) Length of Nominal Black Pipe Size Pipe in Feet 1/2" 3/4" 1" 1 1/4" 1 1/2" 1050 1600 1100 (Pressure 0.5 psig or less and pressure drop of 0.3" W.C.; Based on 0.60 Specific Gravity Gas) CFH = BTUH Furnace Input Heating Value of Gas (BTU/Cubic Foot)
- Page 16 When the gas piping enters through the right side of the • 90 degree elbow. furnace (Figures 16 and 17) the installer must supply the • 1-1/2 inch close nipple. straight pipe to reach the exterior of the furnace. • 90 degree elbow.
- Page 17 TANKS AND PIPING - PROPANE GAS UNITS PROPANE GAS PIPING CHARTS WARNING Sizing Between First and Second Stage Regulator To prevent death, personal injury or Maximum Propane Capacities listed are based on 2 psig pressure drop at 10 psig setting. Capacities in 1,000 BTU/hour.
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Page 18: Electrical Wiring
IX. Electrical Wiring WARNING To avoid the risk of electrical shock, wiring Ground to the unit must be properly polarized and Screw grounded. WARNING To avoid electrical shock, injury or death, disconnect electrical power before changing any electrical wiring. Line Voltage Connections CAUTION... -
Page 19: Circulating Air And Filters
amps. The heat anticipator is part of the thermostat and if Control Module it should fail for any reason, the thermostat must be Neutral replaced. Hot 120 VAC 120 VAC A 40\/ transformer and auxiliary fan relay are built into the furnace so that is may be used with most cooling equip- ment. - Page 20 Timing Chart for Normal Integrated Ignition Control Operation Air Circulation Blower Open Gas Valve Closed Ignitor Closed Pressure Switch Open Induced Draft Blower Thermostat Seconds 17 20 23 60, 90, 120 or 180 Integrated Control Diagnostic Light Signal Meanings Refer To "Abnormal Operation - Light Signal Integrated Control"...
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Page 21: Sequence Of Operation
When the furnace is heating, the temperature of the return On new installations, or if a functional part such as the gas air entering the furnace must be between 55°F and 100°F. valve, pressure switch, or limit control has been replaced, the operation of the furnace should be checked. - Page 22 CAUTION down the unit until the fault is corrected. The light code for this problem is two short flashes followed by a The cause must be investigated by a longer pause. qualified servicer before any attempt is 4. Pressure Switch Stuck Open made to engage the roll-out protection A sticking open pressure switch can be caused by a device and turn the furnace back on.
- Page 23 8. Replace the louvered door on the front of the furnace. 9. Open the manual gas valve external to the furnace. 10. Turn on the electrical power supply to the furnace. 11. Set thermostat to desired setting. Note: There is an approximate 20 second delay between thermostat energizing and burner firing.
- Page 24 GUD MANIFOLD PRESSURE WARNING To prevent death or personal injury due to carbon monoxide, all hoses must be connected as shown in Figure 28. Failure to connect the hose between the burner box and the pressure switch will result in excessive levels of carbon monoxide if the air inlet is blocked.
- Page 25 On GUD models, the flame may be inspected through the heating speed will equal cooling speed, use the jumper observation window on the front cover of the burner box. wire provided. All unused motor leads that are not con- nected to “park” terminals on the control must be taped. CHECK LIMIT AND FAN CONTROL WARNING To avoid premature failure of heat...
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Page 26: Maintenance
Have the furnace checked at least once every year, before Low Voltage the heating season begins, to be sure that there is ad- Connections equate combustion air and that the vent system is working properly. Fan Off Adjustments Have vent pipe checked to be sure it is not blocked by debris, which could permit fumes to enter the house. - Page 27 Grasp the lower portion of the filter, lift up to disengage it The filter must be of the permanent washable type with from the lower railing, move towards blower, drop filter dimensions of 16 x 25 x 1. (Side return(s) only.) down.
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Page 28: Functional Parts List
7. The primary heat exchanger tubes can be cleaned 3. Parts are available from your Amana distributor. using a round wire brush attached to a length of high grade stainless steel cable, such as a drain cleanout...