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Reliance
Gas Water Heater

Model # 640YJRS102 Official Reliance water heater

Here are the diagrams and repair parts for Official Reliance 640YJRS102 water heater, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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Showing 10 of 19 parts  |
Water Heater Thermocouple (replaces 194621, 6900725, 9000056, 9002322) 9000056015
#NI

Water heater diagram

Water heater thermocouple (replaces 194621, 6900725, 9000056, 9002322)

Part #9000056015

BEST SELLER
$17.72 | 
10% OFF Phone Price : $19.72
In Stock
Water Heater Burner (replaces 100110929) 9006136005
#NI

Water heater diagram

Water heater burner (replaces 100110929)

Part #9006136005

$23.93 | 
20% OFF Phone Price : $29.93
In Stock
Window Assembly 9006142015
#NI

Water heater diagram

Window assembly

Part #9006142015

$17.99
In Stock
Water Heater Manifold Door Assembly 9006138005
#NI

Water heater diagram

Water heater manifold door assembly

Part #9006138005

$165.99
In Stock
Water Heater Manifold Door Gasket 9006141015
#NI

Water heater diagram

Water heater manifold door gasket

Part #9006141015

$25.49 | 
19% OFF Phone Price : $31.49
In Stock
Water Heater Gas Control Valve 9006432005
#8

Water heater diagram

Water heater gas control valve

Part #9006432005

$98.24 | 
11% OFF Phone Price : $110.24
In Stock
Dip Tube 9006131005
#4

Water heater diagram

Dip tube

Part #9006131005

Replaced by #100110924

?
Manufacturer substitution
This part replaces 9006131005. Substitute parts can look different from the original.
$24.44
In Stock
Anode Rod 9003944005
#1

Water heater diagram

Anode rod

Part #9003944005

Replaced by #100109624

?
Manufacturer substitution
This part replaces 9003944005. Substitute parts can look different from the original.
$31.11
In Stock
Anode Rod 9003721005
#1A

Water heater diagram

Anode rod

Part #9003721005

Replaced by #100109434

?
Manufacturer substitution
This part replaces 9003721005. Substitute parts can look different from the original.
$36.67
In Stock
Drain Valve 9003906015
#6

Water heater diagram

Drain valve

Part #9003906015

Replaced by #9009086015

?
Manufacturer substitution
This part replaces 9003906015. Substitute parts can look different from the original.
$19.49
In Stock

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