Rexel United
Gas Water Heater

Model # 5-40-NKRS8-2 Official Rexel United gas water heater

Here are the diagrams and repair parts for Official Rexel United 5-40-NKRS8-2 gas water heater, 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 26 parts  |

Water Heater Thermocouple 9000283
#14

Functional replacement parts diagram

Water heater thermocouple

Part #9000283

Replaced by #H06E-36

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Manufacturer substitution
This part replaces 9000283. Substitute parts can look different from the original.
This item is not returnable
$14.52
12% OFF Phone Price : $16.52
Back Order
Thermostat 9000249
#9

Functional replacement parts diagram

Thermostat

Part #9000249

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

Water Heater Manifold Inner Door 9000281
#18

Functional replacement parts diagram

Water heater manifold inner door

Part #9000281

$17.69
10% OFF Phone Price : $19.69
In Stock
Water Heater Drain Valve 9000254
#19

Functional replacement parts diagram

Water heater drain valve

Part #9000254

Replaced by #100108361

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Manufacturer substitution
This part replaces 9000254. Substitute parts can look different from the original.
In Stock
Anode Rod 9000705
#6

Functional replacement parts diagram

Anode rod

Part #9000705

Replaced by #100300397

?
Manufacturer substitution
This part replaces 9000705. Substitute parts can look different from the original.
$55.38
10% OFF Phone Price : $61.38
In Stock
Anode Rod 9000707
#21

Functional replacement parts diagram

Anode rod

Part #9000707

Replaced by #100108571

?
Manufacturer substitution
This part replaces 9000707. Substitute parts can look different from the original.
In Stock
Wheelers Water Heater Temperature And Pressure Relief Valve 9000728
#20

Functional replacement parts diagram

Wheelers water heater temperature and pressure relief valve

Part #9000728

Replaced by #100108455

?
Manufacturer substitution
This part replaces 9000728. Substitute parts can look different from the original.
In Stock
Heater Stand 9001422
#27A

Functional replacement parts diagram

Heater stand

Part #9001422

Replaced by #9005744005

?
Manufacturer substitution
This part replaces 9001422. Substitute parts can look different from the original.
In Stock
Water Heater Burner 9000390
#16A

Functional replacement parts diagram

Water heater burner

Part #9000390

Replaced by #100108399

?
Manufacturer substitution
This part replaces 9000390. Substitute parts can look different from the original.
In Stock
Water Heater Pilot Tube Assembly (replaces Std317025, Std317255) 9000278
#13

Functional replacement parts diagram

Water heater pilot tube assembly (replaces std317025, std317255)

Part #9000278

Replaced by #100108370

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Manufacturer substitution
This part replaces 9000278. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

Main causes: water supply needs chlorine treatment, anode rod too reactive…

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

Main causes: faulty pressure relief valve, water is overheating…

Effective articles & videos to help repair your water heaters

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Wiring schematic symbols explained video

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Using a wiring schematic to trace a current video

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Easy DIY water heater repairs

Easy DIY water heater repairs

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