Sensor - Kenmore 401.85052010 Service Manual

6. Alignment and Adjustments

The Sensor Cooking Function uses a special gas sensor which detects

both humidity(steam) and hydrocarbons(food odors) during the cooking

process . Before conducting either of the sensor tests below, ensure the

unit is plugged into a will outlet for at least 5 minutes . If already plugged

in, proceed . The sensor is a plug-in device located in the vent area at

the top left hand corner of the cavity behind the grill .

To Service :

1. Disconnect power and remove Panel-outer .

2. Separate retainer from receptacle and unplug sensor .

SENSOR TEST (QUICK TEST)

1. With 2 fingers touch and hold the following pads at the same time :

Auto Defrost

and

2. Observe diagnostic number in display (Numbers approximate) .

● 15-185 (Normal-verify with "detection test" )

● 213 or Higher (Sensor failed to open, sensor unplugged, wiring or smart

board .)

● Less then 6 (shorted sensor, or smart board) .

NOTE : Only heater terminals ( H ; Black and Red leads) can be checked with

ohmmeter(30Ω).

CAUTION : DO NOT ATTEMPT TO CHECK SENSOR TERMINALS (White and

Orange leads) .

♣ CAN DAMAGE SENSOR .

Popcorn

30