York MM9E Series User Manual

5715184-BIM-A-0519
18 Johnson Controls Ducted Systems
Table 6: Maximum Equivalent Pipe Length
Elevation Sea Level–2000 Elevation 6001–7000
Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft) Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft)
60,000 2 65 60,000 2 40
60,000 3 90 60,000 3 65
60,000 4 150 60,000 4 130
80,000 2 65 80,000 2 30
80,000 3 90 80,000 3 65
80,000 4 150 80,000 4 130
100,000 2 30 100,000 2 5
100,000 3 90 100,000 3 65
100,000 4 150 100,000 4 130
Elevation 2001–4000 Elevation 7001–8000
Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft) Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft)
60,000 2 55 60,000 2 35
60,000 3 80 60,000 3 60
60,000 4 145 60,000 4 125
80,000 2 55 80,000 2 25
80,000 3 80 80,000 3 60
80,000 4 145 80,000 4 125
100,000 2 20 100,000 2 N/A
100,000 3 80 100,000 3 60
100,000 4 145 100,000 4 125
Elevation 4001–5000 Elevation 8001–9000
Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft) Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft)
60,000 2 50 60,000 2 30
60,000 3 75 60,000 3 55
60,000 4 140 60,000 4 120
80,000 2 50 80,000 2 20
80,000 3 75 80,000 3 55
80,000 4 140 80,000 4 120
100,000 2 15 100,000 2 N/A
100,000 3 75 100,000 3 55
100,000 4 140 100,000 4 120
Elevation 5001–6000 Elevation 9001–10000
Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft) Model Input (BTUH) Pipe Size (in.) Max. Equivalent Length (ft)
60,000 2 45 60,000 2 25
60,000 3 70 60,000 3 50
60,000 4 135 60,000 4 115
80,000 2 35 80,000 2 15
80,000 3 70 80,000 3 50
80,000 4 135 80,000 4 115
100,000 2 10 100,000 2 N/A
100,000 3 70 100,000 3 50
100,000 4 135 100,000 4 115
Table 7: High Altitude Pressure Switches
HIGH ALTITUDE PRESSURE SWITCHES REQUIRED FOR ALL INSTALLTIONS ABOVE 5000 FEET
Part Number Models
S1-1PS3302 100K
S1-1PS3306 60K
S1-1PS3307 80K

York MM9E Series Specifications

General

Brand	York
Model	MM9E Series
Category	Furnace
Language	English