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36

CM 997

Rheem Manufacturing Company
Air Conditioning Division
Fort Smith, Arkansas

Содержание RGLK

Страница 1: ... 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 Do not return to your home until authorized by the gas supplier or fire department DO NOT RELY ON SMELL ALONE TO D...

Страница 2: ...und to electrical panel DC microamp µA flame signal hot surface ignition units Correct control voltage Measure and set heat anticipator amperage Air conditioning low voltage wires connected to terminals Y C not with wire nuts VENTING Correct vent pipe diameter and length according to AGA GAMA tables Vent connection size Correct venting material according to AGA GAMA tables Correct lining for mason...

Страница 3: ...ecautions 1 Installation Check List 2 Location Requirements and Considerations 4 Combustion and Ventilation Air 10 Vent Pipe Installation 13 Gas Supply and Piping 16 Electrical Wiring 19 Accessories 20 Air Flow 26 Maintenance 29 Troubleshooting 31 Wiring Diagram 34 Installation Instructions are updated on a regular basis This is done as product changes occur or if new information becomes available...

Страница 4: ...IGN IS CERTIFIED FOR INSTALLATION ON NON COMBUSTIBLE FLOOR A SPECIAL COMBUSTIBLE FLOOR SUB BASE IS REQUIRED WHEN INSTALLING ON A COMBUSTIBLE FLOOR FAILURE TO INSTALL THE SUB BASE MAY RESULT IN FIRE PROPERTY DAMAGE PERSONAL INJURY OR DEATH THIS SPECIAL BASE IS OFFERED AS AN ACCESSORY FROM THE FACTORY SEE THE CLEARANCE LABEL LOCATED INSIDE THE FURNACE FOR THE APPROPRIATE MODEL NUMBER THE SPECIAL BAS...

Страница 5: ...150 lbs CLEARANCE TO COMBUSTIBLE MATERIAL INCHES UPFLOW AND UPFLOW HORIZONTAL MODELS TOP LEFT SIDE FRONT RIGHT SIDE BOTTOM 241 2 2613 16 265 8 2411 32 2411 32 19 32 9 16 247 16 281 16 265 8 143 8 111 2 34 13 8 DIA 23 15 20 D 7 8 DIA 7 8 DIA 19 32 19 32 3 4 143 8 111 2 11 4 2317 32 C GAS CONNECTION ELECTRICAL CONNECTION OPTIONAL RETURN AIR CUTOUT EITHER SIDE FOR USE WITH EXTERNAL SIDE FILTER FRAME ...

Страница 6: ...8 0 0 0 1 6 6 120 lbs 12 241 2 2311 32 155 8 23 5 8 0 0 0 1 3 6 140 lbs 15 241 2 2311 32 155 8 23 5 8 0 0 0 1 3 6 150 lbs TOP BOTTOM 241 2 193 4 C A B D LOW VOLTAGE GAS CONNECTION ELECTRIC CONNECTION E S A R A 265 8 2613 16 63 16 203 8 233 8 5 8 5 8 3 4 5 8 34 233 8 203 8 63 16 247 16 265 8 201 8 281 16 7 8 DIA 1 2 DIA 13 8 DIA May require 3 to 4 or 3 or 5 adapter May be 0 with type B vent May be ...

Страница 7: ... 0 0 1 3 6 150 lbs CLEARANCE TO COMBUSTIBLE MATERIAL INCHES HORIZONTAL ONLY MODELS May require 3 to 4 or 3 or 5 adapter May be 0 with type B vent May be 1 with type B vent TOP VIEW FRONT BOTTOM VIEW LEFT END RIGHT END 19 32 D B A C 28 1 16 24 1 2 26 13 16 24 11 32 23 17 32 26 5 8 14 3 8 11 1 2 11 1 2 1 1 4 14 3 8 3 4 19 32 19 32 24 11 32 26 5 8 24 7 16 20 34 E 1 3 8 DIA 7 8 DIA 7 8 DIA S A GAS CON...

Страница 8: ...NING EXPLOSION PERSONAL INJURY OR PROPERTY DAMAGE BLOWER AND BURNERS MUST NEVER BE OPERATED WITHOUT THE BLOWER DOOR IN PLACE THIS IS TO PREVENT DRAWING GAS FUMES WHICH COULD CONTAIN HAZARDOUS CARBON MONOXIDE INTO THE HOME THAT COULD RESULT IN PERSONAL INJURY OR DEATH UPFLOW UNITS 1 Position the unit to minimize long runs or runs with many turns and elbows 2 Open the return air compartment a If usi...

Страница 9: ...ll the special combustible floor base See Figure 4 THE DOWNFLOW FURNACE DESIGN IS CERTIFIED FOR INSTALLATION ON A NON COMBUSTIBLE FLOOR USE THE SPECIAL BASE SPECIFIED ON THE FURNACE CLEARANCE LABEL FAILURE TO INSTALL THE SPECIAL BASE MAY RESULT IN FIRE PROPERTY DAMAGE PERSONAL INJURY OR DEATH THIS SPECIAL BASE IS SHIPPED FROM THE FACTORY AS AN ACCESSORY 4 Connect the furnace to the supply air plen...

Страница 10: ...HORIZONTAL RETURN AIR DUCT FIGURE 6 AIR FROM HEATED SPACE The following types of installation may require OUTDOOR AIR for combustion due to chemical exposures Commercial buildings Buildings with indoor pools Furnaces installed in laundry rooms Furnaces in hobby or craft rooms Furnaces installed near chemical storage areas Exposure to the following substances in the combustion air supply may also r...

Страница 11: ...N When using indoor air for combustion a confined space must have two openings into the space One opening must be within 12 inches of the ceiling and the other must be within 12 inches of the floor The openings must be sized by how they are connected to the heated area or to the outside and by the input of all appliances in the space The openings must each have at least 100 square inches of free a...

Страница 12: ...a vertical or horizontal duct to the outdoors or spaces crawl or attic that freely communicate with the outdoors and shall have a minimum free area of a 1 square inch for each 3 000 BTUH of the total input rating of all equipment located in the enclosure and 12 FIGURE 8 OUTSIDE AIR USING A HORIZONTAL INLET OUTLET b Not less than the sum of the areas of all vent connectors in the confined space Her...

Страница 13: ...ING COMMON VENTING IS ALLOWED WITH VERTICAL B 1 VENT SYSTEMS AND LINED MASONRY CHIMNEYS FOLLOW THE NATIONAL FUEL GAS CODE ANSI Z223 1 AND OR THE NATURAL GAS INSTALLATION CODE CAN CGA B149 1 2 FOR PROPER INSTALLATION PRACTICES IMPORTANT WHEN COMMON VENTING USE B 1 VENT CONNECTORS SINGLE WALL VENT CONNECTORS TO B 1 VENT OR MASONRY CHIMNEYS MAY BE USED UNDER THE GUIDELINES OF THE NATIONAL FUEL GAS CO...

Страница 14: ... 8 feet from a vertical wall or similar obstruction Terminate all other gas vents not less than 2 feet above the highest point where they pass through the roof and at least 2 feet higher than any portion of a building within 10 feet 2 Terminate a type B gas vent at least 5 feet in vertical height above the highest connected equipment draft hood or flue collar DO NOT CONNECT THIS FURNACE TO A CHIMN...

Страница 15: ...ppliances the venting is likely to be too large to properly vent the remaining attached appliances The following steps shall be followed with each appliance that remains connected to the common venting system while the other appliances that remain connected to the common venting systems are not in operation NOTE WHEN THE VENT TABLE PERMITS MORE THAN ONE DIAMETER OF PIPE FOR A CONNECTOR OR VENT THE...

Страница 16: ...ne and manual gas valve must be adequate in size to prevent undue pressure drop and never smaller than the pipe size to the com bination gas valve on the furnace Refer to Table 2 for the recom mended pipe size for natural gas and Table 3 for LP gas pipe sizes WARNING HORIZONTAL IMPORTANT It is permissible to run flexible gas connector inside the unit to a piece of black pipe Install a ground joint...

Страница 17: ...0 Equivalent length of pipe 60 ft 3 4 IPS required SETTING GAS PRESSURE The maximum gas supply pressure to the furnace should be 10 5 w c natural gas or 13 w c LP gas The minimum supply gas pressure to the gas valve should be 5 w c natural gas or 11 w c LP gas A properly calibrated U Tube manometer is required for accurate gas pressure measurements Supply Gas Pressure Measurement A line pressure t...

Страница 18: ...operation and manifold pressure 5 Attach the notice label alerting the next service technician that the furnace has been converted to LP gas 18 RATING PLATE ELEVATION INPUT BTU HR 0 TO 7 999 FT 8 000 FT AND ABOVE NATURAL GAS HEATING VALUE 1 000 BTU FT3 SPECIFIC GRAVITY 0 62 MANIFOLD PRESSURE 3 5 W C 50 000 42 43 75 000 42 43 100 000 42 43 125 000 42 43 150 000 42 43 L P GAS HEATING VALUE 2 475 BTU...

Страница 19: ... Association Batterymarch Park Quincy MA 02269 Canadian Standards Association 178 Roxdale Boulevard Roxdale Ontario Canada M92 1R3 WARNING WARNING ELECTRICAL WIRING Install the room thermostat in accordance with the instruction sheet in the box with the thermostat Run the thermostat lead wires inside the control compartment Connect the thermostat as shown on the wiring diagram Never install the th...

Страница 20: ...nterparts on each control d Both control boards must have switch 3 in ON position e Adjust the heat anticipator current to 0 15 amps Two Stage Thermostat See Figure 17 a Follow above instructions except connct W and W2 terminals on control board ONE to comparable terminals on other furnace control board b Adjust heat anticipator current to 0 15 amps on each stage of heating HIGH ALTITUDE KIT Model...

Страница 21: ...21 FIGURE 16 UTEC NO 1095 100 CONTROL BOARD TWINNING CONNECTION SINGLE STAGE OPERATION I685 ...

Страница 22: ...22 FIGURE 17 UTEC NO 1095 100 CONTROL BOARD TWINNING CONNECTION TWO STAGE OPERATION I684 ...

Страница 23: ...or 120 seconds on low speed This timing is field adjustable for 60 90 120 or 150 seconds See Figure 18 for switch settings Sequence if the system doesn t light or doesn t sense flame a If flame is not sensed within 8 seconds after the gas valve opens the valve closes and the ignitor is de energized The induced draft motor will run for 60 seconds on low stop momentarily and then restart The ignitio...

Страница 24: ... cooling speed is desired 3 HEAT Factory wired at the normal high input blower speed 4 HEAT COOL Connect here if the required HEAT and COOL speeds are the same IMPORTANT Do not connect any leads to the HEAT or COOL terminals if the HEAT COOL terminal is used 5 M1 Connect unused motor lead 6 M2 Connect unused motor lead See Figure 18 for instructions for setting the blower OFF timings GAS FURNACE D...

Страница 25: ... or branch supply regulators The furnace manifold pressure should be set at 10 W C at the gas control valve For elevations up to 8 000 feet rating plate input ratings apply For high altitudes elevations 8 000 and over and for any necessary major changes in the gas flow rate the orifice spud must be changed To change orifice spuds 1 Shut off the manual main gas valve and remove the gas manifold RAT...

Страница 26: ...he thermometer in the supply air duct stops rising approximately five minutes subtract the return air temperature from the supply air temperature The difference is the temperature rise 5 Compare the measured temperature rise to the approved temperature rise range listed on the furnace name plate See Figure 21 If the measured temperature rise is above the approved range the air flow is too low More...

Страница 27: ...45 1515 1480 1440 150 000 11 x 10 3 4 MED HI 2010 1985 1960 1915 1850 1800 1730 HI 2340 2275 2215 2145 2080 2010 1940 MODEL BTU 1 2 3 4 5 6 7 BLOWER SIZE MOTOR H P BLOWER SPEED CFM AIR DELIVERY EXTERNAL STATIC PRESSURE INCHES WATER COLUMN LOW 735 715 690 660 635 605 575 MED LO 1025 1015 995 975 955 930 905 50 000 11 x 6 1 2 MED HI 1185 1165 1150 1130 1100 1075 1040 HI 1345 1330 1310 1295 1265 1235...

Страница 28: ...uld be a cause of inadequate combustion air DO NOT reset the flame roll out switch without taking corrective action to assure that an adequate supply of combustion air is maintained under all conditions of operation Replace this switch only with the identical replacement part PRESSURE SWITCHES This furnace has two pressure switches for sensing a blocked vent condition One is for high pressure and ...

Страница 29: ...nt of filter and frame to get proper width for a side filter TABLE 5 FILTER SIZES 29 MAINTENANCE WARNING FIGURE 23 RESIZING FILTERS FRAME NOTE Some filters must be resized to fit certain units and applications SOLID BOTTOM MAY BE ORDERED AS AN OPTION FROM THE FACTORY UPFLOW FILTER SIZES FURNACE INPUT BOTTOM SIDE QUANTITY WIDTH BTUH SIZE SIZE 14 50 121 4 X 25 153 4 X 25 1 171 2 75 100 153 4 X 25 15...

Страница 30: ...30 FIGURE 25 FILTER RETAINING RODS SIDE RETURN FIGURE 26 DOWNFLOW FILTER INSTALLATION ...

Страница 31: ...and set the thermostat lever to the lowest temperature 2 Shut off the gas supply to the furnace either at the meter or at a manual valve in the supply piping 3 Remove burner door On downflow models the blower door and burner door flange must also be removed 4 Disconnect gas supply piping from gas valve 5 Remove screws 4 connecting the burner tray to the center panel 6 Disconnect wiring to the gas ...

Страница 32: ...FIGURE 27 INTEGRATED FURNACE CONTROL IFC TROUBLESHOOTING GUIDE FOR UTEC 1095 100 32 ...

Страница 33: ...33 ...

Страница 34: ...FIGURE 28 UTEC 1095 100 INTEGRATED FURNACE CONTROL 34 ...

Страница 35: ...35 ...

Страница 36: ...36 CM 997 Rheem Manufacturing Company Air Conditioning Division Fort Smith Arkansas ...

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