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Furnace

Model # 90P50 Official Cozy gas floor furnace

Here are the diagrams and repair parts for Official Cozy 90P50 gas floor furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 78 parts |

Thermostat 74592

Furnace body diagram

Thermostat

Part #74592

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

Thermocouple 74305

Furnace body diagram

Thermocouple

Part #74305

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

Valve 74316

Furnace body diagram

Valve

Part #74316

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

Valve 74315

Furnace body diagram

Valve

Part #74315

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

Control 74303

Furnace body diagram

Control

Part #74303

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

Orifice 84129

#NI

All parts diagram

Orifice

Part #84129

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

Orifice N 74406

Furnace body diagram

Orifice n

Part #74406

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

Left Burner 74403

Furnace body diagram

Left burner

Part #74403

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

Bushing 74414

Furnace body diagram

Bushing

Part #74414

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

Floor Grille 24175

Furnace body diagram

Floor grille

Part #24175

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.

Why is my softened water salty?

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

Why isn't my water softener meter working?

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

Why does my water softener overflow?

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

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…

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…

Why is there no display on my water softener?

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

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…

Why does my water softener leak water?

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

Repair guides for water softeners

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

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…

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…

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…

Repair difficulty

Time required

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 water softener.

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.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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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