Reliance
Gas Water Heater

Model # 640HBVIT101 Official Reliance water heater

Here are the diagrams and repair parts for Official Reliance 640HBVIT101 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 20 parts  |

Anode Rod 9003972
#2

Water heater diagram

Anode rod

Part #9003972

Replaced by #9003944005

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Manufacturer substitution
This part replaces 9003972. Substitute parts can look different from the original.
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$36.22
12% OFF Phone Price : $41.22
In Stock
Water Heater Exhaust Vent Blower Assembly 9004316
#3

Water heater diagram

Water heater exhaust vent blower assembly

Part #9004316

$349.59
$10.00 OFF Phone Price : $359.59
In Stock
Water Heater Valve Wiring Kit 9006022
#32

Water heater diagram

Water heater valve wiring kit

Part #9006022

$36.09
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Water Heater Air Intake Screen (replaces 183159, 183159-000, 9003983) 9003406
#1

Water heater diagram

Water heater air intake screen (replaces 183159, 183159-000, 9003983)

Part #9003406

This item is not returnable
$17.66
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Dip Tube 9002067
#24

Water heater diagram

Dip tube

Part #9002067

$26.99
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Nipples-5" 9003977
#21

Water heater diagram

Nipples-5"

Part #9003977

In Stock
Diffuser 9003447
#16

Water heater diagram

Diffuser

Part #9003447

In Stock
Outer Door 9003545
#22

Water heater diagram

Outer door

Part #9003545

In Stock
Water Heater Burner Igniter Assembly 9005958
#19

Water heater diagram

Water heater burner igniter assembly

Part #9005958

$80.95
6% OFF Phone Price : $85.95
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Water Heater Temperature And Pressure Relief Valve 9000071
#26

Water heater diagram

Water heater temperature and pressure relief valve

Part #9000071

$15.54
11% OFF Phone Price : $17.54
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Main causes: water supply needs chlorine treatment, anode rod too reactive…

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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

Use the advice and tips in these articles and videos to get the most out of your water heater.

Wiring schematic symbols explained video

Wiring schematic symbols explained video

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Using a wiring schematic to trace a current video

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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