York YUHC 07-18 User Manual
16
ENGLISH
FAN SPEEDS
For ducted installations, check air flow and static pressure
against values shown in the following diagrams.
Insufficient air flow can cause operating problems such
as icing which may damage the compressor in the
outdoor unit.
m
3
5 0
4 0
3 0
6 0
P a
9 0
8 0
7 0
2 0
1 1 0 0
1 2 0 0
1 0
7 0 0
8 0 0
9 0 0
1 0 0 0
m
3
1 0 0 0
1 1 0 0
1 2 0 0
1 3 0 0
2 0
1 4 0 0
1 5 0 0
1 0
5 0
4 0
3 0
6 0
P a
9 0
8 0
7 0
m
3
1 5 0 0
1 6 0 0
1 7 0 0
1 8 0 0
2 0
1 9 0 0
2 0 0 0
1 0
5 0
4 0
3 0
6 0
P a
9 0
8 0
7 0
m
3
1 8 0 0
1 9 0 0
2 0 0 0
2 1 0 0
2 0
2 2 0 0
2 3 0 0
1 0
5 0
4 0
3 0
6 0
P a
9 0
8 0
7 0
m
3
2 8 0 0
1 4 0 0
1 6 0 0
1 8 0 0
2 0 0 0
2 6 0 0
2 0
2 2 0 0
2 4 0 0
1 0
5 0
4 0
3 0
6 0
P a
9 0
8 0
7 0
High speed
Low speed
High speed
Low speed
High speed
Low speed
High speed
Low speed
Low speed
High speed
Model 18
Model 24
Model 30-36
Model 48
Model 60
Note : 07-18K for free blow application.
J368-EN.indd 16
2/1/07 9:41:20 AM