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G24MCE Parts Identification

UPFLOW POSITION

DOWNFLOW POSITION

1

2

3

4

5

6

8

1

2

3

4

5

6

8

1 -  COMBUSTION AIR FAN

2 -  PRESSURE SWITCH

3 - GAS VALVE

4 -  CAPILLARY TUBE LIMIT

5 -  BURNERS

6 -  CONTROL BOARD

7 -  HIGH LIMIT

8 -  MAIN FAN

7

7

WARNING

This appliance must be earthed.

WARNING

This product contains glass fibre insulation.If inĆ

sulation  is  disturbed  during  installation,  mainteĆ

nance or repair, persons may be exposed to irritaĆ

tion to the skin, eyes and lungs. Tears in the insulaĆ

tion should be repaired straight away.

WARNING

If overheating occurs or if gas supply fails to shut

off, shut off the manual gas valve to the appliance

before shutting off electrical supply.

WARNING

Do not use this furnace if any part has been underĆ

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 which

has been under water.

CAUTION

Before attempting to perform any service or mainteĆ

nance, turn the electrical power to unit OFF at isolaĆ

tor switch.

IMPORTANT

Any additions, changes, or conversions required in

order for the appliance to satisfactorily meet the apĆ

plication needs must be made by a Lennox service

technician  using  factory  specified  and  approved

parts.

All manuals and user guides at all-guides.com

Summary of Contents for G24MCE Series

Page 1: ...ice must be perĆ formed by a qualified installer serĆ vice agency or the gas supplier Do not try to light any appliance Do not touch any electrical switch do not use any telephone in your building Immediately call your gas supplier from a neighbor s telephone Follow the gas supĆ plier s instructions If you cannot reach your gas supplier call the local fire brigade Extinguish any open flames RETAIN...

Page 2: ...urs or if gas supply fails to shut off shut off the manual gas valve to the appliance before shutting off electrical supply WARNING Do not use this furnace if any part has been underĆ 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 which has been under water CAUTION Before attempting to perform any ser...

Page 3: ...ht then be distributed throughout the house by the furnace duct system Your furnace is a gas appliance It is critical that the gas supplied to the unit be completely burned to avoid the proĆ duction of carbon monoxide gas Complete combustion of the gas requires but is not limited to correct gas presĆ sure and gas flow rate adequate combustion air and proper venting WARNING Carbon monoxide gas is i...

Page 4: ...gas supplier s instructions If you do not smell gas go to next step 6 Turn on all electrical power to the unit 7 Set the thermostat to desired setting NOTE When unit is first started steps 1 through 7 may need to be repeated to purge air from gas line 8 If the appliance still will not operate follow the instructions Turning Off Gas To Unit and call your service technician or gas supplier Turning O...

Page 5: ...r a periodic unit inspection by a qualified gas service engineer Capillary Tube Limit Switch Your Lennox furnace is equipped with a manuallyĆreset capillary tube limit switch which shuts off the gas supply to the furnace in the event of inadequate supply air high air temperature It is located on the vestibule panel near the gas valve To reset this control push the switch on the face of the control...

Page 6: ...ay from the house exposure to carbon monoxide could be the cause Your vigilance may pay off in early detection of a problem before either personal injury or property damage occurs Do not hesitate to contact a qualified service technician as an investment in your well being Planned Service You should expect a service technician to check the folĆ lowing items during an annual inspection Power to the...

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