DescriptionThis video provides step-by-step instructions for replacing the lower interlock support on Whirlpool microwaves. The most common reason for replacing the interlock support is if it is broken or missing.
All of the information in this interlock support replacement video is applicable to the following brands: Whirlpool, Amana, Maytag, Estate, Ikea, KitchenAid, Jenn Air, Roper
Tools used: Phillips head screwdriver, T10 Torx bit screwdriver, small flat-head screwdriver
Step-By-Step Instructions1
To replace the lower interlock support in your microwave oven first unplug the power cord.
2
Now use a phillips-head screwdriver to unthread the screws securing the grill.
3
Pull the grill forward from the top to remove.
4
Open the oven door and remove the mounting screw securing the control panel.
5
Lift the control panel up to detach.
6
Note the orientation of the wires connected to the control board then depress the locking tabs, if necessary, to disconnect the wires.
7
Free the hinge tab from the front panel and remove the screw and washer securing the grounding wire so you can set the control panel assembly aside.
8
Next, remove the screws securing the plastic control panel backing.
9
Detach the control board wires from the channel, release the sensor wire and set the backing aside.
10
Next, use a t-10 torx bit screwdriver to remove the screw securing the interlock support.
11
Use a small flat-head screwdriver to depress the cam-plate then push the support down to detach it from the front panel.
12
Remove the tension spring then detach the switch from the support.
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Prepare the new lower interlock support for installation by transferring the cam-plate from the old support to the new one.
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Attach the switch to the new support.
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Replace the tension spring inserting the l-shaped end into the cam-plate and the hooked end into the support.
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Now position the interlock support on the front panel and snap it into place.
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Thread the screw to secure.
18
Reattach the sensor wire to the control panel backing then align the wire and the control board wires in the respective channels.
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Reposition the backing and replace the screws to secure.
20
Reinstall the control panel by first securing the grounding wire with the screw and washer.
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Insert the hinge tab into the front panel and reconnect the remaining wires to the appropriate terminals on the board.
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Insert the control panel tabs into the front panel slots and push the panel down.
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Replace the mounting screw to secure.
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Realign the grill and snap it into place then rethread the screws to secure.
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With the repair completed, plug the power cord back in and your microwave oven should be ready for use.