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Williams
Space Heater

Model # 50RHB-NAT Official Williams room heater

Here are the diagrams and repair parts for Official Williams 50RHB-NAT room heater, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 90 parts  |
Set Screw P500145
#17

"b" blower accessory diagram

Set screw

Part #P500145

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

Control Box K000061
#14

"b" blower accessory diagram

Control box

Part #K000061

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

Furnace 2-speed Fan Switch P320911A
#15

"b" blower accessory diagram

Furnace 2-speed fan switch

Part #P320911A

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

Inlet Duct K7000-6022
#35

Non-functional replacement parts diagram

Inlet duct

Part #K7000-6022

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

Manifold P500087
#17A

Non-functional replacement parts diagram

Manifold

Part #P500087

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

Grommet P500026
Grommet

Part #P500026

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

Bushing P500158
#9

"b" blower accessory diagram

Bushing

Part #P500158

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

Manifold P500089
#17C

Non-functional replacement parts diagram

Manifold

Part #P500089

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

Heat Shield K7003-6372
#30C

Non-functional replacement parts diagram

Heat shield

Part #K7003-6372

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

Shield Cover K7011-6031
#32B

Non-functional replacement parts diagram

Shield cover

Part #K7011-6031

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

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

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Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

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Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

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Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

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Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

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Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

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Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

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Repair guides for water softeners

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

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How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

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Repair difficulty
Time required
 15 minutes or less

Articles and videos for water softeners

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

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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.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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