Video & Articles: Appliance & Equipment RepairWhirlpool Microwave Oven/Hood Combo AccuPop Control Board Replacement WPW10508748

Whirlpool Microwave Oven/Hood Combo AccuPop Control Board Replacement WPW10508748

10:05
This video provides step-by-step repair instructions for replacing the AccuPop control board on a Whirlpool microwave oven/hood combo (Model #WMH73521CS6). The most common reason for replacing this part is if the AccuPop function is not working properly.

All of the information for this video is applicable to the following brands:
Whirlpool

Step By Step Instructions

1
Whirlpool Microwave Oven/Hood Combo - WMH73521CS6
2
Microwave Oven Accu-Pop Control Board Replacement
3
Tools needed: Phillips-head screwdriver, screwdriver with insulated handle
4
Because of the high voltage and high current used by microwave ovens, be aware that repairing this appliance poses a substantial risk for injury or death if precautions are not taken.
5
You should always unplug the microwave before you attempt any disassembly.
6
Since high voltage capacitors used in microwaves may retain a charge even after the microwave has been unplugged, we recommend that only experienced professionals access and replace internal components.
7
To replace the accu-pop control board, you will need to uninstall the appliance.
8
Before you do this, remove the glass turntable and support.
9
Have an assistant support the microwave while you remove the mounting bolts from the upper cabinet.
10
Heavy
11
Carefully tilt the microwave down and pull the power cord through the hole in the cabinet.
12
Now, lift the microwave off the mounting plate.
13
Set the appliance down on its rear panel on a sturdy surface covered by a towel or blanket.
14
Use a Phillips-head screwdriver to unthread the screws securing the oven?s bottom panel.
15
Open the turntable motor terminal cover and disconnect the wires.
16
Unhook the wires from the retainer and disconnect the wire connecter to fully detach the bottom panel.
17
Return the microwave oven to its upright position and support it in the front.
18
Open the door and unthread the three screws securing the top grille.
19
Pull the grille down from the top to detach.
20
Next unthread all of the screws securing the rear of the cabinet.
21
Unthread the screws to release the blower cover or air damper
22
Now unthread the remaining screws on top.
23
Unthread the screw on the right side.
24
Heavy
25
You can now lift off the cabinet.
26
Shock Hazard
27
You should release the potentially stored electrical charge in the capacitor to avoid injury.
28
You can do this by placing a screwdriver with an insulated handle across each set of terminals.
29
Be very careful not to touch the screwdriver blade when doing this.
30
Unthread the screws to release the access cover.
31
Now unthread the two screws securing the accu-pop control board.
32
Detach the board and disconnect the wire connecter.
33
Prepare the new accu-pop control board for installation by transferring the elbow fitting from the old board to the new one ? this may require some effort.
34
You will need to transfer the rubber mounts as well.
35
Now connect the wire connecter to the new board.
36
Insert the elbow fitting into the tube as you align the board on the posts.
37
Thread the screws to secure.
38
Reposition the access cover and replace the screws.
39
Reposition the cabinet.
40
Thread the right side screw.
41
Reposition the blower cover or air damper and secure it with the screws.
42
Replace the remaining screws on top.
43
Thread the screws to secure the rear of the cabinet.
44
Reinstall the grill by aligning the tabs with the slots in the frame then snap the grille into position.
45
Rethread the three screws.
46
Having a magnetized screwdriver will make it easier to rethread the screw on the right.
47
Tip the appliance back.
48
Replace the bottom panel by first connecting the wire connecter and hooking the wires in the retainer.
49
Connect the motor wires to the terminal, then align the terminal cover and snap it closed.
50
Fully reposition the bottom panel and rethread the screws to secure.
51
Now carefully reposition the microwave on the mounting plate by hooking the back edge of the appliance on the tabs.
52
Insert the power cord through the hole in the upper cabinet.
53
Lift the microwave up and secure the mounting bolts.
54
Plug the power cord back in.
55
Replace the turntable and support and your microwave oven should be ready for use.
Description
This video provides step-by-step repair instructions for replacing the AccuPop control board on a Whirlpool microwave oven/hood combo (Model #WMH73521CS6). The most common reason for replacing this part is if the AccuPop function is not working properly.

All of the information for this video is applicable to the following brands:
Whirlpool
Step-By-Step Instructions
1
Whirlpool Microwave Oven/Hood Combo - WMH73521CS6
2
Microwave Oven Accu-Pop Control Board Replacement
3
Tools needed: Phillips-head screwdriver, screwdriver with insulated handle
4
Because of the high voltage and high current used by microwave ovens, be aware that repairing this appliance poses a substantial risk for injury or death if precautions are not taken.
5
You should always unplug the microwave before you attempt any disassembly.
6
Since high voltage capacitors used in microwaves may retain a charge even after the microwave has been unplugged, we recommend that only experienced professionals access and replace internal components.
7
To replace the accu-pop control board, you will need to uninstall the appliance.
8
Before you do this, remove the glass turntable and support.
9
Have an assistant support the microwave while you remove the mounting bolts from the upper cabinet.
10
Heavy
11
Carefully tilt the microwave down and pull the power cord through the hole in the cabinet.
12
Now, lift the microwave off the mounting plate.
13
Set the appliance down on its rear panel on a sturdy surface covered by a towel or blanket.
14
Use a Phillips-head screwdriver to unthread the screws securing the oven?s bottom panel.
15
Open the turntable motor terminal cover and disconnect the wires.
16
Unhook the wires from the retainer and disconnect the wire connecter to fully detach the bottom panel.
17
Return the microwave oven to its upright position and support it in the front.
18
Open the door and unthread the three screws securing the top grille.
19
Pull the grille down from the top to detach.
20
Next unthread all of the screws securing the rear of the cabinet.
21
Unthread the screws to release the blower cover or air damper
22
Now unthread the remaining screws on top.
23
Unthread the screw on the right side.
24
Heavy
25
You can now lift off the cabinet.
26
Shock Hazard
27
You should release the potentially stored electrical charge in the capacitor to avoid injury.
28
You can do this by placing a screwdriver with an insulated handle across each set of terminals.
29
Be very careful not to touch the screwdriver blade when doing this.
30
Unthread the screws to release the access cover.
31
Now unthread the two screws securing the accu-pop control board.
32
Detach the board and disconnect the wire connecter.
33
Prepare the new accu-pop control board for installation by transferring the elbow fitting from the old board to the new one ? this may require some effort.
34
You will need to transfer the rubber mounts as well.
35
Now connect the wire connecter to the new board.
36
Insert the elbow fitting into the tube as you align the board on the posts.
37
Thread the screws to secure.
38
Reposition the access cover and replace the screws.
39
Reposition the cabinet.
40
Thread the right side screw.
41
Reposition the blower cover or air damper and secure it with the screws.
42
Replace the remaining screws on top.
43
Thread the screws to secure the rear of the cabinet.
44
Reinstall the grill by aligning the tabs with the slots in the frame then snap the grille into position.
45
Rethread the three screws.
46
Having a magnetized screwdriver will make it easier to rethread the screw on the right.
47
Tip the appliance back.
48
Replace the bottom panel by first connecting the wire connecter and hooking the wires in the retainer.
49
Connect the motor wires to the terminal, then align the terminal cover and snap it closed.
50
Fully reposition the bottom panel and rethread the screws to secure.
51
Now carefully reposition the microwave on the mounting plate by hooking the back edge of the appliance on the tabs.
52
Insert the power cord through the hole in the upper cabinet.
53
Lift the microwave up and secure the mounting bolts.
54
Plug the power cord back in.
55
Replace the turntable and support and your microwave oven should be ready for use.

Applicable Product Model

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Product Diagram & Manuals
Parts Needed
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