Nordyne
Central Air Conditioner

Model # MT3QC036 Official Nordyne heat pump

Here are the diagrams and repair parts for Official Nordyne MT3QC036 heat pump, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 31 parts  |

Thermostat 626520
#NI

Heat pump diagram

Thermostat

Part #626520

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

Central Air Conditioner Condenser Fan Blade 667303
#24

Heat pump diagram

Central air conditioner condenser fan blade

Part #667303

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

Compressor 914655
#2

Heat pump diagram

Compressor

Part #914655

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

Cap Strap 258780
#18

Heat pump diagram

Cap strap

Part #258780

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

Central Air Conditioner Condenser Fan Motor 621911
#23

Heat pump diagram

Central air conditioner condenser fan motor

Part #621911

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

Condenser Coil 499533R
#12

Heat pump diagram

Condenser coil

Part #499533R

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

Dual-motor Run Capacitor 620779
#17

Heat pump diagram

Dual-motor run capacitor

Part #620779

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

Revers Valve 668767
#3

Heat pump diagram

Revers valve

Part #668767

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

Contactor 621661
#16

Heat pump diagram

Contactor

Part #621661

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

Defrst Therm 626342
#NI

Heat pump diagram

Defrst therm

Part #626342

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

Repair difficulty
Time required
 60 minutes or less
How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower ignition coil on a flathead engine

How to replace a lawn mower ignition coil on a flathead engine

If the spark plug doesn't fire when you try to start the mower, you could have a defective ignition coil. Follow these s…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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Top questions about Sears and Sears PartsDirect

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