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Whirlpool
Electric Range

Model # RM778PXT5 Official Whirlpool electric range

Here are the diagrams and repair parts for Official Whirlpool RM778PXT5 electric range, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 216 parts  |
Appliance Touch-up Paint, 6-oz (citrine White) 261900

#NI

All parts diagram

Appliance touch-up paint, 6-oz (citrine white)

Part #261900

$23.19 | 
21% OFF Phone Price : $29.19
In Stock
Cooking Appliance 14-gauge Splicing Wire, 200-degree C (red) 242831

#NI

All parts diagram

Cooking appliance 14-gauge splicing wire, 200-degree c (red)

Part #242831

$318.95
In Stock
Switch 313123
#3B

Door and latch diagram

Switch

Part #313123

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

Indicator Light 816315
#28A

Control panel and latch diagram

Indicator light

Part #816315

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

Pulley 311923
#14

Cabinet and stirrer diagram

Pulley

Part #311923

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

Cookbook LIT311894

#NI

All parts diagram

Cookbook

Part #LIT311894

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

Wire (black) 242820

#NI

All parts diagram

Wire (black)

Part #242820

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

Capacitor 312632
#8B

Magnetron and air flow diagram

Capacitor

Part #312632

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

Screw 312782
#29

Magnetron and air flow diagram

Screw

Part #312782

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

Wire (orange) 242824

#NI

All parts diagram

Wire (orange)

Part #242824

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

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Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Most common repair guides to help fix your ranges

These step-by-step repair guides will help you safely fix what’s broken on your range.

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How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
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How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

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Repair difficulty
Time required
 15 minutes or less

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