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£
PRODUCT TURE LITERA
⁄ 1996 Lennox Industries Inc.
Dallas, Texas
503,073M
9/98
GSR21Q & V
Supersedes 6/96
SERIES
GAS
FURNACE
Litho U.S.A.
:$51,1*
If the information in this manual is not
followed exactly, a fire or explosion
may result causing property damage,
personal injury, or death.
WHAT TO DO IF YOU SMELL GAS:
Do not store or use gasoline or other
- Do not try to light any appliance.
flammable vapors and liquids in the
- Extinguish any open flames.
vicinity of this or any other appliance.
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*65 4 9 6(5,(6 76 $5 3 $55$1*(0(17 (Horizontal Application Shown) VARIABLE SPEED BLOWER MO- TOR ELECTRONIC USED ON GSR21V UNITS ONLY IGNITION BLOWER FLAME PRESSURE SENSOR HEAT SWITCH EXCHANGER SPARK PLUG TER FIL CONTROL BOX INTAKE CONNECTION EXHAUST CONNECTION AIR PURGE FLAPPER BLOWER VALVE FIGURE 1 )25 <285 6$)(7< 5($’ %()25( /,*+7,1* WARNING Do not set thermostat below 60ºF (16ºC) in heating mode. Setting thermostat below 60º (16ºC) reduces WARNING the number of heating cycles. Damage
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4- DO NOT draw the return air from a room where 81,7 7,21 23(5$ another gas appliance (ie., a water heater) is This appliance does not have a pilot. It is equipped installed. Even though this furnace draws its com- with an ignition system which automatically lights bustion air from outside of the structure, other gas the burner. Do not try to light by hand. appliances that share a utility room may not. When A-Gas Valve Operation return air is drawn from a room, a negative pressure is created in
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GAS PIPING TS A THERMOST DOWNFLOW APPLICATION MANUAL MAIN GAS VE AL V -OFF EV SHUT- AL V GROUND JOINT UNION GAS CONNECTOR* FIGURE 3 GAS PIPING 7- On Robertshaw 7200 gas valve, depress lever on HORIZONTAL APPLICATION UNIT gas control and move to ON and release. For White GROUND REAR ANEL P JOINT UNION Rodgers 36E gas valves, move switch to ON. 8- Replace unit access panel. 9- Turn on all electrical power to unit. MANUAL MAIN -OFF EV SHUT- LA V 10- Set thermostat to desired setting. See figure 3.
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- If you smell any unusual odors, your unit may be oper- 7,21 /8%5,&$ ating improperly. For example, units can give off unfa- Motors are pre-lubricated for extended bearing life; miliar odors if components are required to operate in no further lubrication is required. abnormal conditions. - Look for visible signs of a malfunctioning unit. Exam- 6(59,&( ples include unusual amounts of condensate on win- dows inside your house, visibly burnt components or At the beginning of each heating season, t
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£ DJH 3
