Lennox G12 Series User Information
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Lennox G12 Series User Information

Lennox G12 Series User Information

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USER'S INFORMATION
G12, G12R and G12X Series Units
i
i
• ,i
GABUNIT8
RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
502,253M
8/90
SuperP, e dee 3188
FOR YOUR
SAFETY
Do not store or use gasoline or other
E flammable
vapors and liquids in the
I vicinity of this or any other appliance.
i
WARNING
Improper InStallation, adjustment, alter.
arian,
service,
or
ma|nte_'tance
can
cause Injury or property damage. Refer
to this manual. For assistance or addi-
tional Information,
consult a qualified
Installer,
service
agency,
or the gas
supplier.
,,=
Litho U,S,A,
....
FOR YO01_'SAFETY
WHAT TO DO IFYOU SMELL GAS:
• Do not try to light any appliance.
• Open windows.
• Do not touch any electrical swite, b ; De
not use the phone In your building.
• Immediately call your gas suppl|er from
a neighbor's phone. Follow the gas
suppller's Instructions.
• If you cannot reach your gas supplier,
call the fire department.

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Summary of Contents for Lennox G12 Series

  • Page 1 USER'S INFORMATION G12, G12R and G12X Series Units • ,i GABUNIT8 RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE 502,253M 8/90 SuperP, e dee 3188 FOR YOUR SAFETY Do not store or use gasoline or other E flammable vapors and liquids in the I vicinity of this or any other appliance.

  • Page 2: Parts Identification

    PARTSIDENTIFICATION DOWNFLOW SERIES UPFLOW SERIES BLOWER CONNECTION DIRECT BLOWER BLOWERAND F'R.1T_ HEAT FAN AND CONTROL MAIN VALVE PILOT BURNER DIRECT DflIVE FILTER FIGURE 1 WARNING-Should oyerhastlng occur or the Inspect return sir duct to ensure duct is sealed to supply fell to shut off, shut off the manual gas valve the furnace end terminates outside...

  • Page 3: Standing Pilot Lighting

    Use.only your.hand to push in or turn the gas control WHITE RODGERS 36C GAS VALVE knob. Never use tools. If Ihe knob wit1not push in or turn by hand, do not fly to repair I1, call a qualified service tecrmicfan. Force or affempted repair may resuTtIn a fke or explosion, This unit is equipped with an automatic "gasvalve using a standing...

  • Page 4: Intermittent Pilot Operation

    THERMOSTATS ROBERTSHAW 7100 GAS VALVE GASVALVEKNOB8_ IN OFF L_ITION FIGURE 3 ROBERTSHAW 7000 GAS VALVE TYPICAL FUSEIDISCONNECT SWITCH BOX MOUNTED ON FURNACE FOR UNIT TO OPERATE DISCONNECT SWITCH MUST BF IN "Off' POSITION POGITION WIgTE RQDGERS 36E GAS VALVE FIGURE 4 GAS VALVE LOCATION KNOB GASVALVE...

  • Page 5: To Turn Off Gas

    7- Walt f ive(5)minutes t ocleat o utanygas. I fyouthen Ill-SERVICE smell gas, S TO_ IrTVllediotely call yourgas supplier A-Servicing Filter from a nel_s phone. Follow (he gas supplrer's Inspect and repl_-e furnace air filters twice annually instructions.If you do not smell gas go to ne)d step. (m_imum).
  • Page 6 Handiooater is liP products No, 418 and is avail- teaser is RP products No. 418 and is available as able as Lennox part no. P-8-5069. Lennox part no, P-8-5069. 5- Reverse order of above steps to reinstall filters. 7- Reverse order of above steps to reinstall fillers,...
  • Page 7 Handicoater before replacing. Filter Handicoater is liP products No. 418 and is available as Lennox part no. P-8-5069. 7- Reverse order of above steps to reinstall filters. PILOT FLAME (side View) FLAME SENSOR :,{-- FIGURE 7...
  • Page 8 Periodic Unit Inspection nace operation when vent is b|ocked. Contact your Lennox dealer for a periodic unit inspec- tion by a qualified mchni_an. thle Iv_tch shuts off fumloe, vent system must be checked by a qualified san4ca technloisn.

This manual is also suitable for:

G12x seriesG12r series

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