Grain Systems PNEG-1499 - Manual (Page 11)

11 PNEG-1499 High / Low Thermostat
ELECTRICAL CONNECTION
Thermostat Connection to Standard Terminal
Strip on heaters built in 2007 to present.
1. Connect power cord to fan control box.
2. Connect the BLACK 120VAC power wire
to the ON / OFF switch. Make this connection so
this switch will also control the thermostat power.
3. Connect the WHITE Neutral wire to terminal 8.
4. Connect the GREEN Stage 1 Common wire
to terminal 6.
5. Connect the RED Stage 1 N/O wire
to the high/low light and cycle solenoid.
6. Connect the ORANGE Stage 2 Common
wire to terminal 1.
7. Connect the BLUE Stage 2 N/O wire to high limit
circuit on the incoming L1 power.
Note: Terminal strip may or may not be present in heater
to connect wires in thermostat circuits.