York HIC4008B21S Installation And Maintenance Manual page 16

3. Mounting Position of the Indoor Unit when optional parts are used (B)
When the optional parts are used with the decorative panel, add the additional value (h) to the indoor
unit mounting position (A) as shown below. When the calculated value is (-) minus, the unit mounting
position is lower than the ceiling surface.
Mounting Position of Indoor Unit
with Optional Parts (B)
● Additional Value of Optional Parts (h)
Optional Parts
Additional Value (h)
When multiple optional parts for this indoor unit are used, follow the example below.
In addition, check the optional parts combinations according to the brochure.
Example
• Combination
(H,Y,C)IC4024B21S + Standard Decorative Panel + Panel Spacer × 2
• Calculation
Distance between
Indoor Unit and
Mounting
False Ceiling (a)
Position of
Height of
Indoor Unit (B)
Suspension Bracket
(b)
4. Mounting Nuts and Washers
Mount nuts and washers onto the suspension bolts before mounting the indoor unit.
NOTE:
Make sure to use washers (accessory) for installing the suspension bolts to the suspension
brackets. Install the washer with the insulation side facing down for suspended installation
applications. This way, the washers themselves remain in position on the suspension bolts during
the installation phase.
12
Mounting Position
=
for Indoor Unit (A)
Filter Box Panel Spacer
2-3/16 -1-9/16
(55) (-40)
(H,Y,C)IC4024B21S
+
Standard
Decorative Panel
<1/2>
=
(12)
<3-15/16>
=
(100)
Suspension Bolt
(Field-Supplied)
Nut (Field-Supplied)
Washer with Insulation
(Accessory)
Suspension Bracket
(Attached Indoor Unit)
Washer (Accessory)
Nut (Field-Supplied)
Surface of Ceiling
Additional Value (h)
+
for Optional Parts
Unit: inch (mm)
Fresh Air
Intake Kit
2-3/16
(55)
Panel Panel
+ +
Spacer Spacer
< -1-9/16 > < -1-9/16 >
+ +
(-40) (-40)
< -1-9/16 > < -1-9/16 >
+ +
(-40) (-40)
Unit: <inch>
(mm)
+ 3/16
< -2-11/16 >
0
=
+5
(-68 )
0
+ 3/16
< 13/16 >
0
=
+5
(20 )
0
P5417054