18
240011511 REV. C [05/31/2017]
COOLING OR HEAT PUMP HEATING
SW2 COOL
DIP SWITCH POSITION
AC SIZE
[TONS]
CFM WITH SW3-ADJ
DIP SWITCH POSITION A
CFM WITH SW3-ADJ
DIP SWITCH POSITION B
CFM WITH SW3-ADJ
DIP SWITCH POSITION C
A (1=OFF, 2=OFF)
3.5
1400
1600
1190
B (1=ON, 2=OFF)
3.0
1200
1380
1020
C (1=OFF, 2=ON)
2.5
1000
1150
850
D (1=ON, 2=ON)
2.0
800
920
680
The CFM's shown are reduced by 20% if 24 VAC input is to Y1 (slow speed of 2 speed compressor) instead of Y/Y2
APPENDIX A - CHECK OUT AND ADJUSTMENTS
Table A-11 Direct Drive Blower Characteristics - 1/2 HP ECM Variable Speed Constant CFM Motor - continued
DELAY PROFILE FOR OIL HEATING
SW4 DELAY
DIP SWITCH POSITION
INPUT
[USGPH]
PRE RUN ON DELAY
TIME - CFM LEVEL
SHORT RUN ON DELAY
TIME - CFM LEVEL
OFF DELAY
TIME - CFM LEVEL
A (1=OFF, 2=OFF)
0.65
60 SECONDS - 0%
60 SECONDS - 63%
2 MINUTES - 75%
B (1=ON, 2=OFF)
0.85
30 SECONDS - 0%
60 SECONDS - 63%
2 MINUTES - 88%
C (1=OFF, 2=ON)
0.75
60 SECONDS - 0%
60 SECONDS - 88%
2 MINUTES - 82%
D (1=ON, 2=ON)
0.55
60 SECONDS - 0%
60 SECONDS - 50 %
2 MINUTES - 69%
DELAY PROFILE FOR COOLING OR HEAT PUMP HEATING
NO ADJUSTMENT
REQUIRED
AC SIZE
[TONS]
PRE RUN ON DELAY
TIME - CFM LEVEL
SHORT RUN ON DELAY
TIME - CFM LEVEL
OFF DELAY
TIME - CFM LEVEL
N/A
ALL
7.5 MINUTES - 82%
NONE
NONE
