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Janitrol GUN050-2B gas furnace Parts

Here are the diagrams and repair parts for Janitrol GUN050-2B gas furnace, as well as links to manuals and error code tables, if available.

Janitrol GUN050-2B gas furnace
By Schematic
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Browse Parts for GUN050-2B Gas Furnace

  • Secondary Ai for Janitrol GUN050-2B - Part 18224-08

    Heat exchanger assembly diagram

    Secondary Ai

    Part #18224-08

    The manufacturer no longer makes this part, and there's no substitute part

  • Burner Assembly for Janitrol GUN050-2B - Part B18225-13

    Gas train diagram

    Burner Assembly

    Part #B18225-13

    The manufacturer no longer makes this part, and there's no substitute part

  • Control Acce for Janitrol GUN050-2B - Part 18813-12P

    Casing diagram

    Control Acce

    Part #18813-12P

    The manufacturer no longer makes this part, and there's no substitute part

  • Furnace Blower Door for Janitrol GUN050-2B - Part 18223-41

    Casing diagram

    Furnace Blower Door

    Part #18223-41

    The manufacturer no longer makes this part, and there's no substitute part

  • Blwr Asm,ser for Janitrol GUN050-2B - Part 18682-05S

    Blower assembly diagram

    Blwr Asm,ser

    Part #18682-05S

    The manufacturer no longer makes this part, and there's no substitute part

  • Pilot Assembly for Janitrol GUN050-2B - Part 14010-03S

    Gas train diagram

    Pilot Assembly

    Part #14010-03S

    The manufacturer no longer makes this part, and there's no substitute part

  • Capacitor 12 for Janitrol GUN050-2B - Part B9456-72

    Blower assembly diagram

    Capacitor 12

    Part #B9456-72

    The manufacturer no longer makes this part, and there's no substitute part

  • Casing Assembly for Janitrol GUN050-2B - Part 18161-39S

    Casing diagram

    Casing Assembly

    Part #18161-39S

    The manufacturer no longer makes this part, and there's no substitute part

  • Burner Box T for Janitrol GUN050-2B - Part 18823-00

    Heat exchanger assembly diagram

    Burner Box T

    Part #18823-00

    The manufacturer no longer makes this part, and there's no substitute part

  • Motor Mounting Bracket for Janitrol GUN050-2B - Part B13768-51

    Blower assembly diagram

    Motor Mounting Bracket

    Part #B13768-51

    The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter…

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

Main causes: faulty unloader valve, bad pressure regulator…

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

Repair guides for gas pressure washers

These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

Repair time and Difficulty

 15 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Repair time and Difficulty

 45 minutes or less
How to replace a pressure washer unloader valve

How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it us…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your pressure washer.

How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

2023 HVAC regulation changes and how they may affect you

2023 HVAC regulation changes and how they may affect you

Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.…

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Top questions about Sears and Sears PartsDirect

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