Maytag
Electric Water Heater

Model #HE3850S981CSA Official Maytag electric water heater

Here are the diagrams and repair parts for Maytag HE3850S981CSA electric water heater, as well as links to manuals and error code tables, if available.

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Error Codes
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Parts List

Showing 10 of 12 parts

THERMOSTAT, LOWER (W/HI-#12

Body Diagram

Thermostat, lower (w/hi-

Part #66001008

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

PANEL, ACCESS (UPPER) - Series 8#15

Body Diagram

Panel, access (upper) - series 8

Part #9002452

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

VALVE, DRAIN (2" LONG)#4

Body Diagram

Valve, drain (2" long)

Part #66001015

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

TANK, EXPANSION (2 GAL.) - Series 10#20

Body Diagram

Tank, expansion (2 gal.) - series 10

Part #66001013

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

PAN, DRAIN (22") - Series 10#21

Body Diagram

Pan, drain (22") - series 10

Part #66001011

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

MANUAL, USE & CARE - Series 8#21B

Body Diagram

Manual, use & care - series 8

Part #66001085

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

VALVE, DRAIN - Series 10#4A

Body Diagram

Valve, drain - series 10

Part #66001075

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

PANEL, ACCESS (LOWER) - Series 10#14

Body Diagram

Panel, access (lower) - series 10

Part #9001565

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

Dip Tube#3A

Body Diagram

Dip tube

Part #66001066

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

(28") - Series 10#21A

Body Diagram

(28") - series 10

Part #66001012

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

Symptoms common to all water heaters

Choose a symptom to see related water heater repairs.

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating element
Main causes: faulty pressure relief valve, water is overheating
Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve assembly failure
Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failure, bad thermocouple
Main causes: water supply needs chlorine treatment, anode rod too reactive
Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excessive tank sediment
Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element, cracked tank

Repair guides for electric water heaters

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 following these step-by-step instructions.

Repair difficulty
Time required
 30 minutes or less
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 heater's thermostat.

Repair difficulty
Time required
 30 minutes or less
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.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all water heaters

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

October 24, 2022

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Easy DIY appliance repairs that anyone can do

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Cleaning your appliances after a drinking water advisory

Cleaning your appliances after a drinking water advisory

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August 01, 2015

Easy DIY water heater repairs

Easy DIY water heater repairs

Read about some water heater repairs that you can easily do yourself.