Lennox g26q3 75 5 manual Haliday Bay

Lennox g26q3 75 5 manual

I have a Lennox furnace model G26Q3-75-5. It shows a Find all the parts you need for your Lennox Furnace G26Q3-75-1 at RepairClinic.com. We have manuals, guides and of course parts for common G26Q3-75-1 problems.

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Amazon.com lennox furnace parts. Find all the parts you need for your Lennox Furnace G26Q3-75-1 at RepairClinic.com. We have manuals, guides and of course parts for common G26Q3-75-1 problems., Click the button below to add the Lennox Furnace Draft Inducer Vent Motor - 68K21 to your wish list..

Find all the parts you need for your Lennox Furnace G26Q3-75-1 at RepairClinic.com. We have manuals, guides and of course parts for common G26Q3-75-1 problems. G26Q3-75-6 Furnace has had intermittant failure to ignite for several months now. The IDM spins up and then shuts down. I have been able to get it to fire by cycling power, going outside the house and coming back in, taking covers off and putting them back on. When it wont fire, I get two lites flashing slowly.

Lennox G26q3 75 Manual Used in Armstrong Lennox Furnace Models: G23Q2/3-75-4 G26Q3-75-2 Still Applicable Owners Guide/User's Manual Reason For Selling: Upgraded. I found the Service Manual and it says to use the Lennox spark plug/sensor removal tool (p/n 20H43) but this Replace or repair lennox gas furnace G26Q3-75. 28G13 Lennox Furnace Interlock Door Switch. $112.50 In-Stock. 52M73 Lennox Furnace Rollout Switch. $35.48 In-Stock. 33F37 Lennox Furnace Sensor. $98.75 In-Stock. 49L03 Lennox Furnace Limit Switch. $13.59 In-Stock. 40L81 Lennox Furnace Flame Sensor. $101.95 In-Stock. 33W19 Lennox Furnace Pressure Switch. $57.02 In-Stock.

2/6/2018 · I have a Lennox furnace model G26Q3-75-5. It shows a status of Primary/Secondary Limit switch open. Once I shut off the power and then turn it back on it will start up and run in normal operating mode but it will shut down before it gets to the thermostat setting.I replaced he filter and checked the suction and exhaust piping and they are clear. 3/4/2016 · This is a new, old stock, Lennox 65K27. G26 Series Propane Conversion Kit. Check out my other items. The item “Lennox 65K27 LB-63687B G26 Series Propane Conversion Kit” is in sale since Tuesday, March 01, 2016.

Lennox 30W33 Ignition Control Kit. Used on G20, G20R, G23 and G26 Series Furnaces. L280 Vent Switch Manual Re-set Limit Switch $31.22. Lennox 41K56, 41K5601, LB109261A, L40-828 Silicon Nitride Ignitor $79.95. Lennox 48K98, 48K9801, BBC3 Circuit Board, Fits select models of G20, G20R, G23 and G26 furnaces $159.43. Quick Links. 11/24/2012 · How to repair furnace G26Q3-75-1 Yan Bruce. Loading... Unsubscribe from Yan Bruce? Troubleshoot ign control of the Lennox pulse - Duration: 4:09. grayfurnaceman 50,906 views.

5 - Air filter should not be plugged limiting air flow. 6 - Is gas turned on at meter? 7 - Is manual main shut-off valve open? Safety Precautions Ifyoudiscoveranyofthefollowing,shutdownyourunit, and contact an independent Lennox dealer for an in-spection by a qualified technician.-If you repeatedly hear any new or unfamiliar sounds while 6/23/2014 · 1. Learning from experience Aire Serv’s proprietary systems have been developed over the past 50 plus years. As an Aire Serv franchisee, you are able to draw …

Shop LennoxPROs.com huge selection of HVAC equipment, parts, and supplies. Go online for easy ordering and product availability for your convenience. Lennox 60L21 Fan Motor, 1/3HP, 4 Speed, 115 Volts, 60 Hz, 1075 RPM, 5.1-6.0 Amps. Lennox OEM Parts in stock ready to ship at wholesale prices. Homeowners welcome. Get Lennox Parts from an Authorized Lennox Dealer. 99% of Orders in by 2:00PM CST ship same day.

Lennox 60L21 Fan Motor, 1/3HP, 4 Speed, 115 Volts, 60 Hz, 1075 RPM, 5.1-6.0 Amps. Lennox OEM Parts in stock ready to ship at wholesale prices. Homeowners welcome. Get Lennox Parts from an Authorized Lennox Dealer. 99% of Orders in by 2:00PM CST ship same day. applications up to 5 tons. Refer to Engineering Handbook for proper sizing. Units are factory equipped for use with natural gas. A kit is available for con-version to LPG operation. G26-1 and -2 model units use electronic (intermit-tent pilot) ignition. G26-3, -4, -5 and -6 model units feature the Lennox Sur-eLightT silicon nitride ignition system.

Find OEM Lennox 48J01 FLT FILTER 16 X 25 X 1 EZKLEEN replacement part at Parts Town with fast same day shipping on all in-stock orders until 9pm ET. Click the button below to add the Lennox Furnace Draft Inducer Vent Motor - 68K21 to your wish list.

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Lennox g26q3 75 5 manual

HVAC OEM PARTS AND NUMBERS Lennox Blower Motor 60L21. Lennox 60L21 Fan Motor, 1/3HP, 4 Speed, 115 Volts, 60 Hz, 1075 RPM, 5.1-6.0 Amps. Lennox OEM Parts in stock ready to ship at wholesale prices. Homeowners welcome. Get Lennox Parts from an Authorized Lennox Dealer. 99% of Orders in by 2:00PM CST ship same day., 1/23/2020 · The G26 was equipped with Lennox’s SureLight ignition system, which featured easy on board diagnostics with LED lights and was made of durable, silicon-nitride for long-lasting home heating. Fully insulated cabinets and heating capacities of 50,000 to 125,000 BTUH are additional components of this unit. Furnace Filters for the Lennox G26.

hvac Why isn't my Lennox G26Q3/4-100-6 furnace firing up

Lennox g26q3 75 5 manual

HVAC OEM PARTS AND NUMBERS Lennox Blower Motor 60L21. The G776 ignition control kit can only be used to replace a Lennox G20, G20R, G23, and G26 series unit that has a Johnson Controls G776RGD-1, G776RGD-2, G776RGD-10, or G776RGD-11 ignition control installed; or has been replaced with a Lennox 65K93 ignition replacement kit. … Lennox G26q3 75 Manual Used in Armstrong Lennox Furnace Models: G23Q2/3-75-4 G26Q3-75-2 Still Applicable Owners Guide/User's Manual Reason For Selling: Upgraded. I found the Service Manual and it says to use the Lennox spark plug/sensor removal tool (p/n 20H43) but this Replace or repair lennox gas furnace G26Q3-75..

Lennox g26q3 75 5 manual


Shop LennoxPROs.com huge selection of HVAC equipment, parts, and supplies. Go online for easy ordering and product availability for your convenience. 11/1/2013 · [HVAC] Lennox G26Q3-75-3 Troubleshooting Help Hello Everyone, I read some really informative posts around the forums but figured I would give it a …

View and Download Lennox G26Q2-50 unit information online. G26 Series. G26Q2-50 Furnace pdf manual download. Also for: G26q4/5-75, G26q3/4-100, G26q4/5-100, G26q3-50, G26q3-75, G26q3/4-125, G26q4/5-125. G26-3, -4, -5 and -6 model units feature the Lennox Sur-eLightT silicon nitride ignition system. Each unit meets the California Nitro- 11/24/2012 · How to repair furnace G26Q3-75-1 Yan Bruce. Loading... Unsubscribe from Yan Bruce? Troubleshoot ign control of the Lennox pulse - Duration: 4:09. grayfurnaceman 50,906 views.

Created Date: 3/12/2004 10:14:44 AM G26Q3-75-6 Furnace has had intermittant failure to ignite for several months now. The IDM spins up and then shuts down. I have been able to get it to fire by cycling power, going outside the house and coming back in, taking covers off and putting them back on. When it wont fire, I get two lites flashing slowly.

The G776 ignition control kit can only be used to replace a Lennox G20, G20R, G23, and G26 series unit that has a Johnson Controls G776RGD-1, G776RGD-2, G776RGD-10, or G776RGD-11 ignition control installed; or has been replaced with a Lennox 65K93 ignition replacement kit. … 2/6/2018 · I have a Lennox furnace model G26Q3-75-5. It shows a status of Primary/Secondary Limit switch open. Once I shut off the power and then turn it back on it will start up and run in normal operating mode but it will shut down before it gets to the thermostat setting.I replaced he filter and checked the suction and exhaust piping and they are clear.

Lennox, Armstrong, Concord, and Ducane Replacement Parts Welcome to our OEM Lennox parts online. This site we have created is here to help you find Lennox parts for any Lennox furnace. If you don’t find what you are looking for on our site, please call and a our trained personal will locate the part you […] Lennox, Armstrong, Concord, and Ducane Replacement Parts Welcome to our OEM Lennox parts online. This site we have created is here to help you find Lennox parts for any Lennox furnace. If you don’t find what you are looking for on our site, please call and a our trained personal will locate the part you […]

Shop LennoxPROs.com huge selection of HVAC equipment, parts, and supplies. Go online for easy ordering and product availability for your convenience. applications up to 5 tons. Refer to Engineering Handbook for proper sizing. Units are factory equipped for use with natural gas. A kit is available for con-version to LPG operation. G26-1 and -2 model units use electronic (intermit-tent pilot) ignition. G26-3, -4, -5 and -6 model units feature the Lennox Sur-eLightT silicon nitride ignition system.

Find all the parts you need for your Lennox Furnace G26Q3-75-1 at RepairClinic.com. We have manuals, guides and of course parts for common G26Q3-75-1 problems. Lennox 30W33 Ignition Control Kit. Used on G20, G20R, G23 and G26 Series Furnaces. L280 Vent Switch Manual Re-set Limit Switch $31.22. Lennox 41K56, 41K5601, LB109261A, L40-828 Silicon Nitride Ignitor $79.95. Lennox 48K98, 48K9801, BBC3 Circuit Board, Fits select models of G20, G20R, G23 and G26 furnaces $159.43. Quick Links.

!˛˛ )* ˇ ˘ % ! ˘ ˇ ˛ ˆ ˘ ˇ+ˇ !" e˙3 % ! ˙’ ˘ ˙ 9 ˜ ! ˇ ˛˛ ˇ + ˆ ˘ ˛ + ˘ ˆ ( ˆ + ˘( fˇ 9 ˛ ˆ ˛ 1 ˇ˛ ˇ ˆ Why isn't my Lennox G26Q3/4-100-6 furnace firing up? Ask Question Asked 4 years, 3 months ago. Active 2 years, 10 months ago. Viewed 1k times 1. I replaced the batteries, does not click when it calls for heat in the thermostat. fan blows but no heat. I took off inspection door, held the safety switch in, a blue light is blinking constantly

Lennox g26q3 75 5 manual

Created Date: 3/12/2004 10:14:44 AM G26Q3-75-6 Furnace has had intermittant failure to ignite for several months now. The IDM spins up and then shuts down. I have been able to get it to fire by cycling power, going outside the house and coming back in, taking covers off and putting them back on. When it wont fire, I get two lites flashing slowly.

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Lennox g26q3 75 5 manual

Looking for Lennox furnace repair and replacement parts?. View and Download Lennox G26Q2-50 unit information online. G26 Series. G26Q2-50 Furnace pdf manual download. Also for: G26q4/5-75, G26q3/4-100, G26q4/5-100, G26q3-50, G26q3-75, G26q3/4-125, G26q4/5-125. G26-3, -4, -5 and -6 model units feature the Lennox Sur-eLightT silicon nitride ignition system. Each unit meets the California Nitro-, 3/3/2012 · www.cozyparts.com Click owners manual next click service tech manual, next click gas furnace. Scroll to G26 furnace and see if is your furnace. This is a Lennox site and is very customer friendly . JACUSTOMER-u594ceix- : I have a Lennox furnace model G26Q3-75-5. It shows a status of Primary/Secondary Limit switch open..

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1997 Lennox Industries Inc. GHR26 SERIES. TOLL FREE CANADA: 1 888 301 3337 Fasco A163 - Product Features 115 Volts 1.8 Amps 3400 RPM1 SpeedBall Bearings Shaded Pole 80 CFM 3.3" Diameter MotorWheel Size 7-5/8" x 1-1/4" CCW Rotation as viewing shaft endComes with gasket. Genuine Fasco Product Replaces Inducer Blower Motor Part Numbers:117813-00, 11781300, 00, Lennox Parts Page 6 - Collapse All. Filter Results . Categories Furnace Air Pressure, Damper, & Door Lennox 1/3HP Blower, Fan Motor Direct Drive 5-5/8" Dia. 1075 RPM 115V OEM. 32663OEM Special Order. $131 75 ADD TO CART. Lennox Motor Isolation Spring for Draft Inducer, G16, GCS16/20 Series..

Lennox G26q3 75 Manual Used in Armstrong Lennox Furnace Models: G23Q2/3-75-4 G26Q3-75-2 Still Applicable Owners Guide/User's Manual Reason For Selling: Upgraded. I found the Service Manual and it says to use the Lennox spark plug/sensor removal tool (p/n 20H43) but this Replace or repair lennox gas furnace G26Q3-75. The G776 ignition control kit can only be used to replace a Lennox G20, G20R, G23, and G26 series unit that has a Johnson Controls G776RGD-1, G776RGD-2, G776RGD-10, or G776RGD-11 ignition control installed; or has been replaced with a Lennox 65K93 ignition replacement kit. …

1/23/2020 · The G26 was equipped with Lennox’s SureLight ignition system, which featured easy on board diagnostics with LED lights and was made of durable, silicon-nitride for long-lasting home heating. Fully insulated cabinets and heating capacities of 50,000 to 125,000 BTUH are additional components of this unit. Furnace Filters for the Lennox G26 28G13 Lennox Furnace Interlock Door Switch. $112.50 In-Stock. 52M73 Lennox Furnace Rollout Switch. $35.48 In-Stock. 33F37 Lennox Furnace Sensor. $98.75 In-Stock. 49L03 Lennox Furnace Limit Switch. $13.59 In-Stock. 40L81 Lennox Furnace Flame Sensor. $101.95 In-Stock. 33W19 Lennox Furnace Pressure Switch. $57.02 In-Stock.

Lennox, Armstrong, Concord, and Ducane Replacement Parts Welcome to our OEM Lennox parts online. This site we have created is here to help you find Lennox parts for any Lennox furnace. If you don’t find what you are looking for on our site, please call and a our trained personal will locate the part you […] Lennox Parts Page 6 - Collapse All. Filter Results . Categories Furnace Air Pressure, Damper, & Door Lennox 1/3HP Blower, Fan Motor Direct Drive 5-5/8" Dia. 1075 RPM 115V OEM. 32663OEM Special Order. $131 75 ADD TO CART. Lennox Motor Isolation Spring for Draft Inducer, G16, GCS16/20 Series.

!˛˛ )* ˇ ˘ % ! ˘ ˇ ˛ ˆ ˘ ˇ+ˇ !" e˙3 % ! ˙’ ˘ ˙ 9 ˜ ! ˇ ˛˛ ˇ + ˆ ˘ ˛ + ˘ ˆ ( ˆ + ˘( fˇ 9 ˛ ˆ ˛ 1 ˇ˛ ˇ ˆ Lennox Ignition Control Board, Two-Stage, Variable Speed, OEM 63W2701. 63W27 In-Stock. $309 00 ADD TO CART. Lennox Flame Roll Out Switch, Manual Reset. 78L29 In-Stock. $49 83 ADD TO CART. Lennox Pressure Switch, 0.51" WC. 49L91 In-Stock. $152 12 ADD TO CART. Lennox Pressure Switch Tubing, 6", High Temperature.

Find the most common problems that can cause a Lennox Furnace not to work - and the parts & instructions to fix them. Free repair advice! En español Live Chat online. 1-800-269-2609 24/7. Your Account. Your Account. Common Symptoms (5) Related Videos (13) Furnace not heating. 11 possible causes and potential solutions . Watch video. Find Lennox 60L21 Fan Motor, 1/3HP, 4 Speed, 115 Volts, 60 Hz, 1075 RPM, 5.1-6.0 Amps. Lennox OEM Parts in stock ready to ship at wholesale prices. Homeowners welcome. Get Lennox Parts from an Authorized Lennox Dealer. 99% of Orders in by 2:00PM CST ship same day.

Shop LennoxPROs.com huge selection of HVAC equipment, parts, and supplies. Go online for easy ordering and product availability for your convenience. If the air filter in your furnace is extremely dirty, it can lead to overheating and potentially be a fire hazard. According to the Built Online website, the furnace can begin burning too hot because of a lack of airflow through a dirty furnace filter.

If the air filter in your furnace is extremely dirty, it can lead to overheating and potentially be a fire hazard. According to the Built Online website, the furnace can begin burning too hot because of a lack of airflow through a dirty furnace filter. G26Q3-75; Lennox G26Q3-75 Manuals Manuals and User Guides for Lennox G26Q3-75. We have 1 Lennox G26Q3-75 manual available for free PDF download: Unit Information . Lennox G26Q3-75 Unit Information (52 pages) G26 Series

11/24/2012 · How to repair furnace G26Q3-75-1 Yan Bruce. Loading... Unsubscribe from Yan Bruce? Troubleshoot ign control of the Lennox pulse - Duration: 4:09. grayfurnaceman 50,906 views. 1/23/2020 · The G26 was equipped with Lennox’s SureLight ignition system, which featured easy on board diagnostics with LED lights and was made of durable, silicon-nitride for long-lasting home heating. Fully insulated cabinets and heating capacities of 50,000 to 125,000 BTUH are additional components of this unit. Furnace Filters for the Lennox G26

Lennox Parts. Find OEM Lennox 48J01 FLT FILTER 16 X 25 X 1 EZKLEEN replacement part at Parts Town with fast same day shipping on all in-stock orders until 9pm ET., 3/3/2012 · www.cozyparts.com Click owners manual next click service tech manual, next click gas furnace. Scroll to G26 furnace and see if is your furnace. This is a Lennox site and is very customer friendly . JACUSTOMER-u594ceix- : I have a Lennox furnace model G26Q3-75-5. It shows a status of Primary/Secondary Limit switch open..

Lennox G26q3 75 Manual WordPress.com

Lennox g26q3 75 5 manual

Lennox Furnace Draft Inducer Vent Motor 68K21 - BC. Why isn't my Lennox G26Q3/4-100-6 furnace firing up? Ask Question Asked 4 years, 3 months ago. Active 2 years, 10 months ago. Viewed 1k times 1. I replaced the batteries, does not click when it calls for heat in the thermostat. fan blows but no heat. I took off inspection door, held the safety switch in, a blue light is blinking constantly, Lennox 30W33 Ignition Control Kit. Used on G20, G20R, G23 and G26 Series Furnaces. L280 Vent Switch Manual Re-set Limit Switch $31.22. Lennox 41K56, 41K5601, LB109261A, L40-828 Silicon Nitride Ignitor $79.95. Lennox 48K98, 48K9801, BBC3 Circuit Board, Fits select models of G20, G20R, G23 and G26 furnaces $159.43. Quick Links..

Fasco A163 Inducer Motor Canada replaces RFB547 68K21. 7/18/2017 · Lennox gas furnaces contain an important safety component known as a flame sensor. As long as the component senses the flame, it sends a message to the main furnace control board telling it to keep the main burner on and the gas valve open. If the flame sensor can't sense the flame because it's too dirty, the furnace may shut itself off., If the air filter in your furnace is extremely dirty, it can lead to overheating and potentially be a fire hazard. According to the Built Online website, the furnace can begin burning too hot because of a lack of airflow through a dirty furnace filter..

[HVAC] Lennox G26Q3-75-3 Troubleshooting Help Home

Lennox g26q3 75 5 manual

Repairing Lennox Elite Series/ Flame sensor/90UGF YouTube. Find the most common problems that can cause a Lennox Furnace not to work - and the parts & instructions to fix them. Free repair advice! En español Live Chat online. 1-800-269-2609 24/7. Your Account. Your Account. Common Symptoms (5) Related Videos (13) Furnace not heating. 11 possible causes and potential solutions . Watch video. Find Find OEM Lennox 48J01 FLT FILTER 16 X 25 X 1 EZKLEEN replacement part at Parts Town with fast same day shipping on all in-stock orders until 9pm ET..

Lennox g26q3 75 5 manual


!˛˛ )* ˇ ˘ % ! ˘ ˇ ˛ ˆ ˘ ˇ+ˇ !" e˙3 % ! ˙’ ˘ ˙ 9 ˜ ! ˇ ˛˛ ˇ + ˆ ˘ ˛ + ˘ ˆ ( ˆ + ˘( fˇ 9 ˛ ˆ ˛ 1 ˇ˛ ˇ ˆ TOLL FREE CANADA: 1 888 301 3337 Fasco A163 - Product Features 115 Volts 1.8 Amps 3400 RPM1 SpeedBall Bearings Shaded Pole 80 CFM 3.3" Diameter MotorWheel Size 7-5/8" x 1-1/4" CCW Rotation as viewing shaft endComes with gasket. Genuine Fasco Product Replaces Inducer Blower Motor Part Numbers:117813-00, 11781300, 00

28G13 Lennox Furnace Interlock Door Switch. $112.50 In-Stock. 52M73 Lennox Furnace Rollout Switch. $35.48 In-Stock. 33F37 Lennox Furnace Sensor. $98.75 In-Stock. 49L03 Lennox Furnace Limit Switch. $13.59 In-Stock. 40L81 Lennox Furnace Flame Sensor. $101.95 In-Stock. 33W19 Lennox Furnace Pressure Switch. $57.02 In-Stock. G26Q3-75-6 Furnace has had intermittant failure to ignite for several months now. The IDM spins up and then shuts down. I have been able to get it to fire by cycling power, going outside the house and coming back in, taking covers off and putting them back on. When it wont fire, I get two lites flashing slowly.

Lennox Parts Page 6 - Collapse All. Filter Results . Categories Furnace Air Pressure, Damper, & Door Lennox 1/3HP Blower, Fan Motor Direct Drive 5-5/8" Dia. 1075 RPM 115V OEM. 32663OEM Special Order. $131 75 ADD TO CART. Lennox Motor Isolation Spring for Draft Inducer, G16, GCS16/20 Series. 7/18/2017 · Lennox gas furnaces contain an important safety component known as a flame sensor. As long as the component senses the flame, it sends a message to the main furnace control board telling it to keep the main burner on and the gas valve open. If the flame sensor can't sense the flame because it's too dirty, the furnace may shut itself off.

Find all the parts you need for your Lennox Furnace G26Q3-75-1 at RepairClinic.com. We have manuals, guides and of course parts for common G26Q3-75-1 problems. 1/23/2020 · The G26 was equipped with Lennox’s SureLight ignition system, which featured easy on board diagnostics with LED lights and was made of durable, silicon-nitride for long-lasting home heating. Fully insulated cabinets and heating capacities of 50,000 to 125,000 BTUH are additional components of this unit. Furnace Filters for the Lennox G26

If the air filter in your furnace is extremely dirty, it can lead to overheating and potentially be a fire hazard. According to the Built Online website, the furnace can begin burning too hot because of a lack of airflow through a dirty furnace filter. Lennox Ignition Control Board, Two-Stage, Variable Speed, OEM 63W2701. 63W27 In-Stock. $309 00 ADD TO CART. Lennox Flame Roll Out Switch, Manual Reset. 78L29 In-Stock. $49 83 ADD TO CART. Lennox Pressure Switch, 0.51" WC. 49L91 In-Stock. $152 12 ADD TO CART. Lennox Pressure Switch Tubing, 6", High Temperature.

More Buying Choices $39.75 (10 used & new offers) 68K21 - Lennox Furnace Draft Inducer / Exhaust Vent Venter Motor - OEM Replacement. KONDUONE 52W29 Flame Sensor Replacement for Lennox Furnace Flame Sensor - Replaces 52W2901 LB-74940A 31L71 31L7101 - Fits for G40 G41 G50 G51 G60 G61 G71. 3.7 out of 5 stars 9. $9.99 $ 9. 99. 5% coupon applied. Lennox Parts Page 6 - Collapse All. Filter Results . Categories Furnace Air Pressure, Damper, & Door Lennox 1/3HP Blower, Fan Motor Direct Drive 5-5/8" Dia. 1075 RPM 115V OEM. 32663OEM Special Order. $131 75 ADD TO CART. Lennox Motor Isolation Spring for Draft Inducer, G16, GCS16/20 Series.

3/2/2014 · Repairing,maintaining the Flame Sensor Manual of Lennox Elite Series 90 UGF http://0190acd.netsolhost.com/manuals/90UGF_Series.pdf go to page 40 of 40/Proble... Lennox G26q3 75 Manual Used in Armstrong Lennox Furnace Models: G23Q2/3-75-4 G26Q3-75-2 Still Applicable Owners Guide/User's Manual Reason For Selling: Upgraded. I found the Service Manual and it says to use the Lennox spark plug/sensor removal tool (p/n 20H43) but this Replace or repair lennox gas furnace G26Q3-75.