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Water Heater

Model # 5-40-20MS7 Official Thermo-King electric water heater

Here are the diagrams and repair parts for Official Thermo-King 5-40-20MS7 electric water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
5-40-20MS7 Electric Water Heater
Water Heater Heating Element Gasket 9000308
#6

Functional replacement parts diagram

Water heater heating element gasket

Part #9000308

Replaced by #9000308005

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Manufacturer substitution
This part replaces 9000308. Substitute parts can look different from the original.
$30.62 | 
16% OFF Phone Price : $36.62
In Stock
Thermostat 9000510
#14

Functional replacement parts diagram

Thermostat

Part #9000510

Replaced by #100108683

?
Manufacturer substitution
This part replaces 9000510. Substitute parts can look different from the original.
$34.33 | 
15% OFF Phone Price : $40.33
In Stock
Thermostat 9000507
#8

Functional replacement parts diagram

Thermostat

Part #9000507

Replaced by #100108421

?
Manufacturer substitution
This part replaces 9000507. Substitute parts can look different from the original.
$50.57
In Stock
Thermostat 9000509
#10A

Functional replacement parts diagram

Thermostat

Part #9000509

Replaced by #100108424

?
Manufacturer substitution
This part replaces 9000509. Substitute parts can look different from the original.
$32.99
In Stock
Nipple 9000453
#2

Functional replacement parts diagram

Nipple

Part #9000453

Replaced by #100108385

?
Manufacturer substitution
This part replaces 9000453. Substitute parts can look different from the original.
$31.11
In Stock
Drain Pan 9000743
#19B

Functional replacement parts diagram

Drain pan

Part #9000743

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

Thermostat 9000508
#10

Functional replacement parts diagram

Thermostat

Part #9000508

Replaced by #100108424

?
Manufacturer substitution
This part replaces 9000508. Substitute parts can look different from the original.
$32.99
In Stock
Anode Rod 9001822
#16

Functional replacement parts diagram

Anode rod

Part #9001822

Replaced by #100109624

?
Manufacturer substitution
This part replaces 9001822. Substitute parts can look different from the original.
$31.11 | 
16% OFF Phone Price : $37.11
In Stock
Water Heater Temperature And Pressure Relief Valve 9000071
#1

Functional replacement parts diagram

Water heater temperature and pressure relief valve

Part #9000071

Replaced by #100108279

?
Manufacturer substitution
This part replaces 9000071. Substitute parts can look different from the original.
$33.19 | 
15% OFF Phone Price : $39.19
In Stock
Drain 9000058
#18

Functional replacement parts diagram

Drain

Part #9000058

Replaced by #100108269

?
Manufacturer substitution
This part replaces 9000058. Substitute parts can look different from the original.
$20.00
In Stock

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