Maytag MDE6700A Series - Gas Valve and Sensor Component Testing; Gas Valve Coil Resistance Measurement; Sensor Bar and Cycling Thermostat Tests

Troubleshooting Procedures
!
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless
testing requires power.
September 2006 16026881
©2006 Maytag Services RPL 16026540
7
240VAC
Heater Input
Blue & Black wire on
Heater Relay
120VAC
Motor Input
Brown 1P on Motor relay
& White wire
HEATER
MOTOR
CN3
CN6
123
45
Gas Valve
Sensor Bars & temperature sensor check
Sensor Bars - Disconnect harness and
test Pink wire Pin 4 to Orange wire Pin 5.
Approx ∞ (infinity) Ω without laundry load,
approx 190 Ω ± 10% with wet clo
thes.
Cycling Thermostat - Disconnect harness
and test Blue wire Pin 2 to Red wire Pin 6.
Approx 10 K Ω at 25 °C 77° F.
Check across terminals #1 and #3 (Booster Coil). 550 ohms
Check across terminals #1 and #2 (Holding Coil).1350 ohms
Check across terminals #2 and #3 (Both coils in series). 1900 ohmsCheck across
terminals #4 and #5 (Secondary Coil).1300 ohms