Capacities-Furnace Airflow Data - Nordyne 072C-16 Installation Instructions Manual

CAPACITIES —Furnace Airflow Data
CFM
LOW HIGH
500 720
550 800
610 880
650 945
720 1050
800 1155
900 1305
1000 1450
1060 1530
1100 1595
1170 1700
1290 1870
NOTE: 0 = OFF
NOTE: 0 = OFF
Notes:
1. Recommended temperature rises are highlighted in bold.
2. Airflow rates of 1800 CFM or more require two return air connections. Data is for operation with filter(s).
3. Temperature rises in the table are approximate. Actual temperature rises may vary.
4. Temperature rises that are shaded grey are for reference only. These conditions are not recommended.
5. For single stage cooling, the indoor blower will operate at the CFM listed in the high column.
6
SWITCH NUMBER
1 2 3
0 0 0
0 0 0
0 0 1
1 0 0
1 0 0
1 0 1
0 1 0
0 1 0
1 1 0
0 1 1
1 1 0
1 1 1
1 = ON
Table 1. Cooling/Heat Pump Airflow Settings
720 900
72,000 59
90,000
96,000
108,000
120,000
126,000
144,000
80,000
100,000
120,000
Temperature Rise °F (Recommended settings are Bold )
1 = ON
Table 2. Heating Airflow Settings
5 6 7
4
1
0
0
1
0
0
1
0
1
0
0
0
Nominal Air-Flow
1056 1200 1350
44
51
63
55
67 59
67
67
59
73
Nominal A/C and HP
Capacity
1500 1656 1800
49 44
47
53
53 48
59
66 54
59
69 62
56
71 64
52 47
65 59 53
71
64
49
51
59
49
59