York HP Series Service Manual page 59

1. Please refer to the upper data to locate the
four positioning screw bolt hole on the ceiling.
Be sure to mark the areas where ceiling hook
holes will be drilled.
2. Install and fit pipes and wires after you have
finished installing the main body. When
choosing where to start, determine the
direction of the pipes to be drawn out.
Especially in cases where there is a ceiling
involved, align the refrigerant pipes, drain
pipes, and indoor and outdoor lines with their
connection points before mounting the unit.
3. Install hanging screw bolts.
• Cut off the roof beam.
• Strengthen the place that has been cut
off, and consolidate the roof beam.
4. After you select an installation location, align
the refrigerant pipes, drain pipes, as well as
indoor and outdoor wires with their connection
points before mounting the unit.
5. Drill 4 holes 10cm (4") deep at the ceiling
hook positions in the internal ceiling. Be sure to
hold the drill at a 90° angle to the ceiling.
6. Secure the bolt using the washers and nuts
provided.
7. Install the four suspension bolts.
8. Mount the indoor unit with at least two
people to lift and secure it. Insert suspension
bolts into the unit's hanging holes. Fasten
them using the washers and nuts provided.
9. Mount the indoor unit onto the hanging
screw bolts with a block. Position the
indoor unit flat using a level indicator to
prevent leaks.
Note: Confirm the minimum drain tilt is 1/100 or
more.
13.2.1.4 Duct and accessories installation
1. Install the filter (optional) according to the
size of the air inlet.
2. Install the canvas tie-in between the body
and the duct.
3. Air inlet and air outlet duct should be apart far
enough to avoid air passage short-circuit.
4. Connect the duct according to the following
diagram.
5.Please refer to the following static pressure to
install.
Model
YEKE18BXTMCM-WX，
YEJE18BXTMCM-WX
YEKE24BXTMCM-WX，
YEJE24BXTMCM-WX
Change the fan motor static pressure
corresponding to external duct static pressure.
56
Static Pressure(Pa)
0-100
0-160