InstallatIon
3-34  HPR400XD Auto Gas  ā  806160
1.  Locate terminal block 2 (TB2) in the power supply.
2.  Remove wire 1 and wire 3 as shown. These wires do not need to be reconnected.
3.  Connect switch to terminals 1 and 3 as shown.
TB2 location
Note:   Use a switch, relay or solid-state relay that is compatible with 24 VAC @ 100 mA. It must be a maintained 
contact switch, not a momentary contact switch.
Remote ON/OFF switch (provided by customer)
DANGER 
ELECTRIC SHOCK CAN KILL
Disconnect electrical power before performing any maintenance.
See the Safety Section in this Manual for more safety precautions.
TB2
21 3
1
1
3
3
TB2
21 3
1
3