AAON HB-005 - Manual (Page 15)

15
Figure 15a, Power and Control Wiring
Utility Entry
Connect power wiring to terminal
block, or the optional disconnect
switch next to compressor.
Run power supply wiring in conduit
through utility entry to terminal block.
Low voltage control wiring must run
through separate conduit from power
wiring.
Connect control wiring to low
voltage terminal block.
Optional Control Board
Compressor and Control Compartment
Red, yellow and green LEDs for
fault, mode, and power indicators.
Standard Control Board has low
voltage terminals for R, G, Y1, Y2,
W1, W2, W3 & GND. GND is the
ground, or “C” side of the low
voltage power supply transformer.
Standard Control Board
Optional Control Board has
expanded capability to support
optional unit features.
Power Terminal Block