Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove the connector from the integral timer

Measurement:

Test 1
Measure the resistance between pins 1 and 2 on the connector removed from the timer.
Expect continuity / zero resistance.
Test 2
Measure the resistance between pins 3 and 4 on the connector removed from the timer.
Expect continuity / zero resistance.
Are the resistances measured as above?