KP25 - Instructions

REPLACE SPPED CONTROL SWITCH

Took off all the screws to open the mixer and install the new parts.

At first thought part was incorrect as the electrical connection tabs on the circuit board were not inline as the existing part. However, upon closer examination I realized that the same quantity of tabs existed on the new part and although not inline, were clearly marked the same as the original part. Unit was easily replaced and is oper ... Read more ating just like new.

Could not get it properly installed. Had to take to a repair center for completion.

I went to YouTube and there are several Mixer repair videos that go through step by step. Four ounces of food sate grease is also required as the grease must be changed. This appears to be a a common problem. One issue that I discovered is that the old planetary had an Oring in the shaft The replacement parts do not. They must have change ... Read more d the design so please make sure that food safe grease is used.

replaced the two Bearing slides thanks to your video repair was quite easy

Taking apart the machine is really easy. I was worried the grease would have spilled all over the places, but when the machine is cool, the grease is solid, so no spill. Replace the parts is quite straightforward, and there are plenty of tutorials on line. The only tip is that the grease used by KitchenAid is dark, and it is not easy to s ... Read more ee all the small parts when you take the gearbox apart, so pay attention at what you do and at what you throw away... when I got to put it back together I missed a special concave washer which must have been trapped in the grease. Other than that... it has been an easy repair, the mixer is back up and running and I saved a ton on $$$

Remove covers, open gear box, remove lock ring and gears to deterime which gears were bad. Remove old grease, install new gears and pack with new grease.

Remove and replace gear case. Apply food grade grease secure with screws.

First you need to remove the aluminum ring around the housing by using a Phillips screwdriver and removing one screw. You will then have 4 screws around the housing to remove. Once the screws are removed lift the housing and set aside. At the front of the machine there is a housing that encloses the gears. Remove the 4 screws, lift the ho ... Read more using and set aside. At this point you will see the gears and on the shaft there is a snap ring that needs to be removed. Once the snap ring is removed tap the shaft down and remove it from the bottom. To assemble insert the new planetary and reverse the steps to reassemble.

removed top housing, removed gear housing cover, removed all gears, cleaned out all grease, obtained gears and new housing cover, fit all gears in housing, filled with grease and put on housing cover.
Reassembled mixer.

The repair was easy, I only had to order new gear assembly parts and to replace the associated worn parts (shaft, pin, and gears).

Unscrew the top and remove it , 4 more screws to remove the top of gear box , wipe out the old grease , lift the gears , but to remove the center gear you need a special narrow tip plier to remove the snap ring . Changed the center gear , apply new food grade grease and with reverse order putting back all remaining parts . Worked fine .

replace worm gear

Removed 2 screws holding the switch unplugged the one at a time.
opened the gear box cover 4 Philip screws, cleaned out the grease
removed the pinion gear, removed pin, removed the planet gear assembly replaced gears in reversed order greased it up put gear cover back on and tested worked great.