Lennox G21 V SERIES manual

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Table of contents for the manual

  • Page 1

    E 1994 Lennox Industries Inc. G21Q & V SERIES  PRODUCT LITERA TURE  1996 Lennox Industries Inc. Litho U.S.A. 503,072M 8/99 Supersedes 6/96 WHA T TO DO IF YOU SMELL GAS: 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. W ARNING Do not store [...]

  • Page 2

    Page 1 G21 (Q & V) Series Parts Arrangement FIGURE 1 AIR INT AKE CONNECTION LIMIT CONTROL LOW VOL T AGE TERMINAL STRIP GAS V AL VE EXP ANSION T ANK CONTROL BOX DOOR INTERLOCK SWITCH DIFFERENTIAL PRESSURE SWITCH G21Q SERIES BLOWER MOTOR AIR V AL VE AND AIR HOUSING BLOWER G21V SERIES BLOWER MOTOR For Y our Safety , Read Before Lighting W ARNING D[...]

  • Page 3

    Page 2 U se only your hand to push in or move the gas control lever or switch. Never use tools. If the lever or switch will not push in or move by hand, do not try to repair it, call a qualified service technician. Force or attempted repair may result in a fire or explosion. Important Directions 1. Keep the furnace area clear and free of combustibl[...]

  • Page 4

    Page 3 THERMOST A TS FIGURE 3 1- Set thermostat to lowest setting. See figure 3. 2- T ur n off all elec trical power to furnace. See figure 5. 3- This appliance Is equipped with an ignition device which automatically lights the burner . Do not try to light the burner by hand. 4- Remove unit access panel. 5- On Robertshaw 7200 gas valve, depress lev[...]

  • Page 5

    Page 4 FIGURE 4 MANUAL MAIN SHUT-OFF V AL VE GROUND JOINT UNION DRIP LEG GAS CONNECTOR RIGHT SIDE PIPING AUTOMA TIC GAS V AL VE GAS PIPING FIGURE 5 FOR UNIT TO OPERA TE DISCONNECT SWITCH MUST BE IN ON" POSITION TYPICAL FUSE/DISCONNECT SWITCH BOX MOUNTED ON FURNACE Servicing the Filter Inspect and clean air filters each month. Filters must b[...]

  • Page 6

    Page 5 Service Reminder Call your Lennox service technician if the unit is inopĆ erative. Before calling, always check the following to be sure service is required: 1- Be sure electrical switches are ON . 2- Check the room thermostat for proper setting. 3- Replace any blown fuses or reset circuit breakers. 4- Make sure gas valve is on. 5- Blower a[...]