Component Testing Procedures
!
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to oven and discharge capacitor
before servicing, unless testing requires power.
16022149
©2005 Maytag Services
18
Refer to Technical Sheets for specific model information.
NOTE: For the following test, place oven in Service Test Mode.
Relay Function Test Set-Up Meter
Setting
Probe Placement Results
K1 at
230 VAC
line voltage
Blower motor
Antenna motor
Cavity light
Disconnect
J2 connector
Ohms J1 pin 1 (Brown wire)
& J2 pin 4
Test mode 5 off − no continuity
Test mode 5 on − < 1 Ω
H.V. Board − Relay Test
Three Magnetron Models
Relay Function Test Set-Up Meter
Setting
Probe Placement Results
K8
Magnetron 1
(Top rear) at
230 VAC
All wires
connected to
H.V. board
VAC E2 (Black wire)
& J4 pin 2 (Red wire)
Test mode 1 off – line voltage
Test mode 1 on – 0 volts
K4
Magnetron 2
(Top front) at
230 VAC
All wires
connected to
H.V. board
VAC E5 (Red wire)
& J3 pin 1 (Gray wire)
Test mode 2 off – line voltage
Test mode 2 on – 0 volts
K6
Magnetron 3
(Bottom) at
230 VAC
All wires
connected to
H.V. board
VAC J4 pin 4 (Black wire)
& J4 pin 6 (Black wire)
Test mode 3 off – line voltage
Test mode 3 on – 0 volts
Two Magnetron Models
Relay Function Test Set-Up Meter
Setting
Probe Placement Results
K8
Magnetron 1
(Top rear) at
230 VAC
All wires
connected to
H.V. board
VAC E5 (Red wire)
& J4 pin 2 (Red wire)
Test mode 1 off – line voltage
Test mode 1 on – 0 volts
K6
Magnetron 3
(Bottom) at
230 VAC
All wires
connected to
H.V. board
VAC J4 pin 4 (Black wire)
& J4 pin 6 (Black wire)
Test mode 3 off – line voltage
Test mode 3 on – 0 volts
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