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Nordyne
Central Air Conditioner

Model # MT5QD-024K Official Nordyne heat pump

Here are the diagrams and repair parts for Official Nordyne MT5QD-024K heat pump, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 44 parts  |
Def Control 917178A
#19

Heat pump diagram

Def control

Part #917178A

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

Rev Valve 669464
#3A

Heat pump diagram

Rev valve

Part #669464

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

Def Sensor 626491
#13

Heat pump diagram

Def sensor

Part #626491

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

Thermostat 626520
#NI

Heat pump diagram

Thermostat

Part #626520

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

Guard Kit 917206
#12A

Heat pump diagram

Guard kit

Part #917206

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

Central Air Conditioner Dual-motor Run Capacitor 620777
#17

Heat pump diagram

Central air conditioner dual-motor run capacitor

Part #620777

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

Coupling 663781
#7

Heat pump diagram

Coupling

Part #663781

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

Valve Coil 669459
#10

Heat pump diagram

Valve coil

Part #669459

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

Restrictor 664047
#NI

Heat pump diagram

Restrictor

Part #664047

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

Symptoms for gas ranges

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

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Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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Repair guides for gas ranges

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How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

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Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

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Repair difficulty
Time required
 15 minutes or less

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