KitchenAid KHMS105E service manual Contacts

Page 63

Microwave Oven Hood Combo Service Manual — LIT 4317216

Original 03/97

Page 3-21

COMPONENT

TEST PROCEDURE

RESULT

 

 

Switches (with wire leads re-

N.O. and C Terminals

 

 

 

 

 

 

moved). All of the switches are

Set the ohmmeter to the R x 1

 

a) Normal - The meter indi-

measured in the same manner.

scale, and measure the resistance

 

cates infinity.

N.C. CONTACTS

between the normally-open (N.O.)

 

b) Abnormal - The meter

and the common (C) terminals of

 

 

indicates zero ohms (a

C.

 

 

the switch.

 

 

short).

 

 

 

 

 

 

 

 

 

N.O. CONTACTS

 

 

 

 

 

 

 

N.C. and C Terminals

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Set the ohmmeter to the R x 1

 

a) Normal - The meter indi-

 

 

 

scale, and measure the resistance

 

cates continuity, or zero

 

 

 

between the normally - closed

 

ohms.

 

 

 

 

 

(N.C.) and the common (C) termi-

 

b) Abnormal - The meter

 

 

 

nals of the switch.

 

 

 

 

 

indicates infinity.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Temperature Probe

Set the ohmmeter to the R x 10 k

 

Ambient

 

 

Resistance

 

 

 

 

scale, and measure the tempera-

Temp. (˚F)

 

 

Value

 

 

 

ture probe with the leads posi-

 

 

 

 

 

 

 

 

 

 

60

 

 

75.24 kΩ (±11 kΩ)

 

 

 

tioned at either terminal.

68

 

 

62.57 kΩ (±8 kΩ)

 

 

 

 

 

 

 

 

 

 

70

 

 

59.79 kΩ (±8 kΩ)

 

 

 

 

80

 

 

45.80 kΩ (±7 kΩ)

 

 

 

 

90

 

 

36.94 kΩ (±6 kΩ)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan Motor (with leads discon-

Set the ohmmeter to the R x 1

 

a) Fan Motor - Normal = 30

nected).

scale, and measure across the

 

to 45 ohms.

 

 

 

terminals.

 

 

 

 

 

 

Blower Motor (with leads dis-

Set the ohmmeter to the R x 1

 

connected)

scale, and measure the:

 

 

a) High speed windings (blue

a) Normal - High speed: 25

 

and black wires).

to 45 ohms.

 

b) Low speed windings (blue

b) Normal - Low speed: 45

 

and white wires).

to 65 ohms.

 

 

 

Synchronous Motor (with leads

Set the ohmmeter to the R x 1000

a) Normal - 3 k to 4 k ohms.

disconnected)

scale, and measure the resistance

b) Abnormal - Infinite or

 

between the motor terminals.

 

 

zero ohms.

3-21

Page 62 Page 64
Image 63
Page 62 Page 64
Contents Microwave Oven Hood Combination KHMS105E KHMC107E Table of Contents Convection Thermistor Convection Heating Element Electrical Shock Hazard Important Safety InformationPage Vii Leakage Test EquipmentTest Theory of Operation Relay #4 Capacitor Bkbl Blower Motor High Component Sections Component AccessRemoving the Microwave Oven & Cabinet GeneralBase Plate Screws Cooktop Light Assembly Wiring Removing the Oven Door Protection Control SystemRemoving the Door Choke Removing the Control Panel Removing the Line Fuse Removing a Switch REMOVING/ADJUSTING the Interlock SwitchesSecondary InsetMaking Adjustments Removing the Base Thermal Fuse Removing the Magnetron Thermal Fuse Removing the Cavity Thermal Fuse Removing the Convection Thermistor White Wires Removing the Oven Light Socket Operating Control SystemTurn Board Over Removing the Control Circuit BoardRemoving the Temperature Probe Socket Removing the FAN Motor Removing the Power Cord Removing the Blower Motor Capacitor Removing the Convection Heating Element Viewed from Under TOP Plate Removing the GAS Sensor Removing the Synchronous Motor Removing a Cooktop Light Socket High Voltage Components Accessing the High Voltage Components Removing the Magnetron Replacing The High Voltage Rectifier Removing the High Voltage Rectifier High Voltage CapacitorHigh Voltage Rectifier Mounting Flange Removing the High Voltage Transformer Important Safety Instructions Component Description & TestingPage Original 03/97 Possible Customer Complaint Thermal FusesBlower Motor Capacitor GAS Sensor Convection Thermistor Viewed from Under TOP Plate Convection Heating ElementMotors Touch Panel Continuity Test Programming ChecksCombination Roast Temperature ProbeThings to Know Combination BakeProblem Possible Cause Test Procedure Or Correction ChartsProblem Possible Cause Test Procedure Or Correction Problem Possible Cause Test Procedure Or Correction Checking the Microwave Power Output Checking for Microwave Energy Leakage Making the Measurements Measuring The Oven With The Cabinet InstalledPage Test Charts Component TestingTerminal-To-Terminal Contacts Component Test Procedure Result Keyboard Matrix Voltage circuits Control Circuit Board Check ListDoor Closed PRIMARY, MONITOR, & Secondary Switch Checkout ProcedureContinuity Test Chart Door Open
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KHMS105E specifications

The KitchenAid KHMS105E is a versatile and efficient microwave oven designed to enhance your cooking experience. With a sleek and modern design, it seamlessly fits into any kitchen decor while providing robust functionality.

One of the standout features of the KHMS105E is its spacious interior, offering ample cooking space for a variety of dishes. The generous capacity allows for accommodating large meals and multiple dishes, making it an ideal choice for families and those who enjoy entertaining. The microwave is equipped with a 1000-watt cooking power, ensuring that it heats food quickly and evenly.

The KHMS105E incorporates several advanced technologies to streamline food preparation. The sensor cooking function is a notable feature that automatically adjusts cooking time and temperature based on the moisture levels detected in your food. This eliminates the guesswork often associated with microwave cooking, ensuring perfectly cooked meals every time.

Another fantastic feature is the combination of microwave and convection cooking. This dual functionality allows users to not only reheat and defrost but also bake and brown foods, adding a new dimension to microwave cooking. With the convection feature, fans circulate hot air around the food, providing even cooking and crispy results that are usually only achieved in traditional ovens.

Ease of use is another priority with the KitchenAid KHMS105E. The intuitive digital control panel and easy-to-read display facilitate effortless operation. Additionally, pre-programmed cooking options cater to a variety of common foods such as popcorn, pizza, and baked potatoes, streamlining meal preparation.

The microwave also focuses on noise reduction, operating quietly while maintaining efficient performance, which is particularly appreciated in busy homes. The stainless steel finish not only provides a stylish appearance but is also easy to clean, ensuring that the appliance maintains its aesthetic appeal over time.

Lastly, safety features including a child lock ensure that the kitchen remains a safe environment, making the KHMS105E an appealing choice for families. With a combination of technology, convenience, and style, the KitchenAid KHMS105E microwave oven stands out as a reliable and high-performing kitchen appliance.
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