Repair Parts List
The following repair parts are available through independent Lennox dealers. When ordering parts, include the complete fur- nace model number listed on the CSA international. rating plate Example: G24−200. Refer to page 4 and 5 for parts identifi- cation.
| Cabinet Parts |
|
| Electrical | Parts |
|
|
|
| Heating Parts |
|
|
| Blower Parts | ||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
Front louver door (2) |
|
|
| Transformer(s) |
|
| Heat exchanger (2) |
|
|
| Wheel (2) | |||||||||||||||||||||
Blower access panel (2) |
| Ignition control board (2) |
|
|
|
|
| Main burners |
|
|
| Motor | ||||||||||||||||||||
| Cabinet cap |
|
| Door interlock (2) |
|
| Main burner orifices |
|
|
| ||||||||||||||||||||||
| Cabinet |
|
| Ignition cable (2) |
|
| Gas manifold/burner |
|
|
| Shaft | |||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| box assembly (2) |
|
|
|
|
|
|
| |||||||
Cabinet |
|
|
| Ignitor (2) |
|
|
|
|
| Gas valve (2) |
|
|
| Motor pulley | ||||||||||||||||||
| Flue adapter (2) |
|
| Flame sensor (2) |
|
|
|
|
|
| Flue box (2) |
|
|
| Wheel pulley | |||||||||||||||||
|
|
|
|
|
|
|
|
|
|
| Combustion air blower (2) |
|
|
| Belt | |||||||||||||||||
|
|
|
|
|
|
|
|
|
|
| Primary limit (2) |
|
| Flexible gas connector |
|
|
| Bearing (2) | ||||||||||||||
|
|
|
|
|
|
|
|
|
| Pressure switch (2) |
|
|
|
|
|
|
|
|
|
|
|
| Vibration isolators (4) | |||||||||
|
|
|
|
|
|
|
| Blower timing control board |
|
|
|
|
|
|
|
|
|
|
|
|
| Locating rods (2) | ||||||||||
|
|
|
|
|
|
|
|
|
|
| Accessory relay |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
| Blower operation relays |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
| Contactor |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
| Combustion air blower |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||
|
|
|
|
|
|
|
|
|
|
| operation relays |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
G24−200 Start−up and Performance Check List |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
| Job Name |
|
|
|
|
|
|
|
|
|
|
|
| Job Number |
| Date |
|
| ||||||||||||||
| Job Location |
|
|
|
|
|
|
|
|
| City |
|
|
|
|
|
|
| State/Province |
|
|
| Installer |
|
| |||||||
|
|
|
|
|
|
|
| City |
|
| State/Province |
|
|
|
|
|
| |||||||||||||||
| Unit Model No. |
|
|
|
| Serial Number |
|
|
|
|
|
|
|
| Serviceman |
|
|
|
|
|
| |||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
| HEATING SECTION |
|
|
|
|
| ||||||||||||||
| Electrical Connections Tight? |
|
|
|
|
| Supply Voltage |
|
|
|
|
|
|
| ||||||||||||||||||
| Blower Motor Amps |
|
|
|
| Blower Motor Horsepower/Kw |
|
|
|
|
|
| ||||||||||||||||||||
| Blower Motor Lubrication OK? |
|
|
|
|
| Blower Shaft Lubrication OK? |
|
|
|
|
| ||||||||||||||||||||
| Gas Piping Connections Tight & Leaks Tested? |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||||||||
| Fuel Type: | Natural Gas? |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
| Furnace Btu (kw) Input |
|
|
|
| Line Pressure w.c./Pa − Nat. |
|
|
|
|
|
| ||||||||||||||||||||
| Regulator Pressure w.c./Pa −− Nat. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||
| Connections Tight? |
|
|
| Proper Draft? |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||||
| Temperature Rise |
|
|
| Filter Clean & Secure? |
|
|
|
|
|
| Vent Clear? |
|
|
|
|
| |||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
| THERMOSTAT |
|
|
|
|
| ||||||||||||||
| Calibrated? |
|
|
|
|
| Heat Anticipator Properly Set? |
|
|
|
|
|
|
| Level? |
|
|
|
|
| ||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Page 39
