Johnson Controls R-410A - Manual (Page 76)

333496-BTG-E-0610
76 Johnson Controls Unitary Products
Heat Pump Unit Dimensions
Note: For units applied with a roof curb, the minimum clearance may be reduced from 1 inch to 1/2 inch

between combustible roof curb material and this supply air duct.
Heat Pump Unit Dimensions
Unit Size
Dimensions
“A”
024, 030 1 , 036
1. BUZ and BUQ Models.
33-1/2
042 1 , 048, 060 41-1/2
Heat Pump Unit Clearances
Direction
Distance
(in.)
Direction
Distance
(in.)
Top 1
1. Units must be installed outdoors. Over hanging structure or shrubs should not obscure condenser air
discharge outlet.
36 Right 24
Front 12 Left 24
Rear 0 Bottom 2 3
2. Units may be installed on combustable floors made from wood or class A, B or C roof covering
materials.
3. Minimum Clearance of 1inch all sides of supply air duct for the first 3 foot of duct for 20 & 25 kW., zero
inches there after. For all other heaters, zero inch clearance all sides for entire length of duct.
0
FRONT
(OVERALL)
(OVERALL)
(OVERALL)
COMPRESSOR SERVICE
ACCESS COMPARTMENT
PANEL
REFRIGERANT
CONNECTIONS
ELECTRICAL/FILTER
SERVICE ACCESS
COMPARTMENT PANEL
HIGH VOLTAGE CONN.
1-23/64" DIA. KNOCKOUT
UNIT CONDENSATE
CONNECTION 3/4" NPTF
(TRAP REQUIRED)
SIDE RETURN
AIR OPENING
SIDE SUPPLY
AIR OPENING
LOW VOLTAGE CONN.
7/8" DIA. KNOCKOUT
HIGH VOLTAGE CONN.
1-31/32" DIA. KNOCKOUT
HIGH VOLTAGE CONN.
7/8" DIA. KNOCKOUT
“A”
3-3/4
1-1/2
2-1/2
2-3/8
4-1/2
49-1/8
28-1/4 28-1/4
47-1/4
17-1/4 17-1/4
22-1/4 22-1/4