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Table 14—58VLR120 Size Airflow Data (CFM)
OIL HEATING MODE
24 VAC INPUT (R) ON W ONLY
SW1-HEAT
Dip Switch Position
HEAT INPUT
(USGPH)
CFM with SW3-ADJ
Dip Switch A Position
CFM with SW3-ADJ
Dip Switch B Position
CFM with SW3-ADJ
Dip Switch C Position
A (1=OFF, 2=OFF)
0.85
1450
1640
1235
B (1=ON, 2=OFF)
1.00
1700
1920
1445
C (1=OFF, 2=ON)
1.10
1850
2090
1575
D (1=ON, 2=ON)
Same Value then A Dip Switch Position
CONTINUOUS FAN
24 VAC INPUT (R) ON G ONLY
SW2-COOL
Dip Switch Position
A/C Size
(TON)
CFM with SW3-ADJ
Dip Switch A Position
CFM with SW3-ADJ
Dip Switch B Position
CFM with SW3-ADJ
Dip Switch C Position
A (1=OFF, 2=OFF)
5.0
1315
1510
1115
B (1=ON, 2=OFF)
4.0
1050
1210
895
C (1=OFF, 2=ON)
3.5
920
1055
780
D (1=ON, 2=ON)
3.0
790
905
670
COOLING OR HEAT PUMP HEATING MODE - SINGLE SPEED OR 2-SPEED HIGH
24 VAC INPUT (R) TO G, Y/Y2 AND O (FOR COOLING)
SW2-COOL
Dip Switch Position
A/C Size
(TON)
CFM with SW3-ADJ
Dip Switch A Position
CFM with SW3-ADJ
Dip Switch B Position
CFM with SW3-ADJ
Dip Switch C Position
A (1=OFF, 2=OFF)
5.0
1750
1925
1575
B (1=ON, 2=OFF)
4.0
1400
1540
1260
C (1=OFF, 2=ON)
3.5
1225
1350
1105
D (1=ON, 2=ON)
3.0
1050
1155
945
NOTE: In cooling-Dehumidification mode, with no 24 VAC input to DH, the CFM is reduced by 15%
COOLING MODE OR HEAT PUMP HEATING MODE - 2-SPEED LOW
24 VAC INPUT (R) TO G, Y1 AND O (FOR COOLING)
SW2-COOL
Dip Switch Position
A/C Size
(TON)
CFM with SW3-ADJ
Dip Switch A Position
CFM with SW3-ADJ
Dip Switch B Position
CFM with SW3-ADJ
Dip Switch C Position
A (1=OFF, 2=OFF)
5.0
965
1060
865
B (1=ON, 2=OFF)
4.0
770
845
695
C (1=OFF, 2=ON)
3.5
675
740
605
D (1=ON, 2=ON)
3.0
580
635
520
NOTE: In Cooling-Dehumidification mode, with no 24 VAC input to DH, the CFM is reduced by 15%
DELAY PROFILE FOR OIL HEATING MODE
SW4-DELAY
Dip Switch Position
HEAT INPUT
(USGPH)
Pre-Run On-Delay
CFM Level - Time
Short Run On-Delay
CFM Level - Time
Off-Delay
CFM Level - Time
A (1=OFF, 2=OFF)
0.85
13% - 45 sec
44% - 30 sec
38% - 3 min.
B (1=ON, 2=OFF)
1.00
13% - 30 sec
44% - 30 sec
38% - 3 min.
C (1=OFF, 2=ON)
1.10
13% - 30 sec
50% - 30 sec
38% - 3 min.
D (1=ON, 2=ON)
All
13% - 30 sec
100% - 0 sec
100% - 2 min.
Short Run is the time before the blower start at normal speed, with very low CFM, to minimize cool draft in the air distribution system.
Off Delay is the time required to cool down the heat exchanger, with low CFM, to minimize cool draft in the air distribution system.
DELAY PROFILE FOR COOLING OR HEAT PUMP HEATING MODE
No Adjustment
Required
A/C Size
Pre-Run On-Delay
CFM Time
Short Run On-Delay
CFM Level - Time
Off-Delay
CFM Level - Time
-
All
13% - 30 sec
75% - 2.5 min.
50% - 3 min.
Short Run is the time before the blower start at normal speed, with lower CFM, to minimize cool draft in the air distribution system.
Off Delay is the time required to cool down the coil (heating mode), with low CFM, to minimize cool draft in the air distribution system.
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