2-Character
Display
Test Pins
Figure 14. Interface Board in Control Panel
2 CHARACTER
CAPACITY STAGE
DISPLAY
C1
Cooling, Stage One Call, Low
C2
Cooling, Stage One Call, Intermediate
C3
Cooling, Stage One Call, Low High
C4
Cooling, Stage Two Call, Nominal High
C5
Cooling, Stage Two Call, Boost
0L
Startup Delay (5 minutes)
—
System Powered but Idle
Table 17. Interface Board Operating Codes
31