Lennox International Inc. G23 manual

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Table of contents for the manual

  • Page 1

    G23 SERIES  PRODUCT LITERA TURE W1996 Lennox Industries Inc. Litho U.S.A. 503,517M 9/98 Supersedes 8/96 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 D Do not try to light any appliance. D Do not touch any[...]

  • Page 2

    Page 2 G23 Parts Identification FIGURE 1 DURALOK TM HEA T EXCHANGER ASSEMBL Y UPPER ACCESS P ANEL BURNERS IGNITION CONTROL BLOWER MOTOR GAS MANIFOLD CABINET CONTROL BOX GAS VA LV E COMBUSTION AIR PROVING (PRESSURE) SWITCH COMBUSTION AIR BLOWER BLOWER ACCESS P ANEL VENT PIPE CONNECTION TOP CAP BLOWER CONTROL BOARD W ARNING Product contains fiberglas[...]

  • Page 3

    Page 3 CAUTION Before attempting to perform any service or mainteĆ nance, turn the electrical power to unit OFF at disĆ connect switch. W ARNING Do not use this furnace if any part has been under water . Immediately call a qualified service techniĆ cian to inspect the furnace and to replace any part of the control system and any gas control whic[...]

  • Page 4

    Page 4 Gas V alve Operation (Figure 3) 1- ST OP ! Read the safety information at the beginning of this section. 2- Set thermostat to lowest setting. See figure 2. THERMOST A TS FIGURE 2 3- T urn off all electrical power to appliance. 4- This appliance is equipped with an ignition device which automatically lights the burners. Do not try to light th[...]

  • Page 5

    Page 5 6- Place filter in bottom of blower compartment beneath rear filter clip. Press down on filter sides. Filter clips flex allowing filter to snap into place. 7- Replace blower access panel. W ARNING Blower door must be securely in place when blower an d burners are operating. Gas fumes, which could contain carbon monoxide, can be drawn into li[...]

  • Page 6

    Page 6 Service Reminder Call your Lennox service technician if unit is inoperative. Before calling, always check the following to be sure serĆ vice is required. 1- Check that electrical disconnect switches are ON. 2- Check room thermostat for proper setting. 3- Replace any blown fuses or reset circuit breakers. 4- Gas valve should be ON . 5- Air f[...]