Elenco Soldering Station - Manual (Page 13)

-12-
Figure P Figure Q
Check your wiring if your readings are different.
Measure the resistance from pin #1 of the plug to pin 1 of SCR on the PC board as shown in Figure P.
Switch set to OFF Infinite
Switch set to ON less than 1
Ω
Measure the resistance from pin 2 of SCR on the PC Board to pin #2 (Hot Side) of the AC receptacle as
shown in Figure Q. It should be less than 1
Ω.
Measure the resistance from pin #2 of the plug to pin #1 (Neutral side) of the AC receptacle as shown in
Figure R. It should be less than 1
Ω.
Measure the resistance from pin #3 of the plug to pin #3 (GND) of the AC receptacle as shown in Figure S.
It should be less than 1
Ω.
Figure R Figure S
Multimeter Test Leads
Pin 1
Pin 2
1
3
2
1
3
2
1
3
2
Plug
AC Receptacle