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Wall Heater

Model # PDW850SEN-C Official Schwank gas-fired vented wall furnace

Here are the diagrams and repair parts for Official Schwank PDW850SEN-C gas-fired vented wall furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 71 parts |

Generator B110403-G1

Functional replacement parts diagram

Generator

Part #B110403-G1

Replaced by #GO1A-332

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$66.49

In Stock

Qty

Thermostat A110621-G1

Functional replacement parts diagram

Thermostat

Part #A110621-G1

Replaced by #1E30N-910

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$81.43 |

7% OFF Phone Price : $87.43

In Stock

Qty

Valve B110405-G1

Functional replacement parts diagram

Valve

Part #B110405-G1

Replaced by #36C03U-433

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$508.17 |

$12.00 OFF Phone Price : $520.17

In Stock

Qty

Spprt Insltn B110446-G1

Non-functional replacement parts diagram

Spprt insltn

Part #B110446-G1

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

Manifold A110148-G1

Functional replacement parts diagram

Manifold

Part #A110148-G1

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

Drft Devrtr A110367-G1

Non-functional replacement parts diagram

Drft devrtr

Part #A110367-G1

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

Strain Relef M22007-5

Non-functional replacement parts diagram

Strain relef

Part #M22007-5

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

Clip Retain A110157-G1

Non-functional replacement parts diagram

Clip retain

Part #A110157-G1

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

Regulator B110406-G3

Functional replacement parts diagram

Regulator

Part #B110406-G3

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

Motor A110235-G1

Non-functional replacement parts diagram

Motor

Part #A110235-G1

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.

Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

Why won't my pressure washer engine start?

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

Why does my pressure washer's engine lose power?

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

Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

Why is smoke coming from the pressure washer's exhaust?

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

Why does water spray out of my pressure washer's pressure relief valve?

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

Why is the spray from my pressure washer weak?

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

Why won't my pressure washer mix in the detergent?

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

Why doesn't my pressure washer recoil starter work?

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

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 install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

Repair difficulty

Time required

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 difficulty

Time required

45 minutes or less

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 difficulty

Time required

15 minutes or less

Articles and videos for gas pressure washers

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

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

7 steps for winterizing and storing a pressure washer

7 steps for winterizing and storing a pressure washer

Follow this advice to winterize your pressure washer.…

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