Grain Systems PNEG-1530 - Manual (Page 3)

PNEG-1530 Page 3 of 5
Wiring Diagrams
Electronic HH-1089 Time Delay Reset Wiring Instructions for
Heaters with HF-7356 Terminal Strip
Use Figure 2 on Page 4 to install the HH-1089E as a replacement to the HH-1089 time delay reset switch
on heaters that have the flame checking terminal strip.
Installation
Chitown and Standard Controls with Metal Control Box
1. Remove old time delay reset from the control box.
2. Install new time delay into existing hole in heater control box and secure with the nut provided.
3. Connect the PURPLE wire from terminal #2 on the heater terminal strip to terminal #4 on the
time delay.
4. Connect the YELLOW wire from terminal #3 on the heater terminal strip to terminal #3 on the
time delay.
5. Connect the ORANGE wire from terminal #4 on the heater terminal strip to terminal #1 on the
time delay.
6. Connect one end of the supplied wire for the neutral circuit (white with black stripe) to the
“N” terminal of the time delay.
7. Connect the other end of the supplied wire for the neutral circuit to terminal #5 on the heater
terminal strip.
Standard Heaters with Plastic Control Box
Follow the steps above and these additional instructions for heaters with plastic control boxes.
8. Remove the lights and control power switch from the control box front panel.
9. Remove existing control box decal (DC-1696) and clean the surface of the control box where the
decal was removed.
10. Install the new control decal (DC-1878) onto the control box. Use the holes and box edges as a
guide for decal alignment.
11. Drill a 3/8" diameter hole for the reset at the location indicated on the Figure 2 on Page 4.
12. Install new time delay in this hole and secure with the nut provided.
13. Re-install the lights and power switch to the appropriate holes labeled on the decal.