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Nordyne
Central Air Conditioner

Model # MT5BD-048K Official Nordyne heat pump

Here are the diagrams and repair parts for Official Nordyne MT5BD-048K 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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ALL PARTS
Showing 10 of 40 parts  |
Def Sensor 626491
#NI

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

Accumulatr 668854
#8

Heat pump diagram

Accumulatr

Part #668854

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

Def Control 917178A
#19

Heat pump diagram

Def control

Part #917178A

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

Restrictor 664065
#NI

Heat pump diagram

Restrictor

Part #664065

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

Valve,frig 663862
#7

Heat pump diagram

Valve,frig

Part #663862

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

Contactor 621662
#16

Heat pump diagram

Contactor

Part #621662

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

Symptoms for electric water heaters

Why does my water heater's heating element fail often?

Main causes: excessive tank sediment, high voltage supply…

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Why does the temperature of my hot water fluctuate?

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

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Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

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Repair difficulty
Time required
 30 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water heater temperature and pressure (T&P) relief valve

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Read more
Repair difficulty
Time required
 15 minutes or less

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Maintaining your air conditioner

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