BHQ Unit Dimensions Front
BHX Unit Dimensions Front
718419-YTG-D-0613
Johnson Controls Unitary Products
79
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.
BHZ/BHQ/BHX Unit Dimensions Front and Bottom
Unit Model
Dimensions
“A”
BHQ 024, 030, 036
33-1/2
BHQ 042, 048, 060
41-1/2
Unit Model
Dimensions
“A”
BHX 024, 036
33-1/2
BHX 048, 060
41-1/2
BHZ/BHQ/BHX 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
6
19-1/4
11-7/8
8-7/8
FRONT
GAS SUPPLY 1-5/8"
DIA. KNOCKOUT (1/2"
NPTF CONNECTION)
LOW VOLTAGE
CONN. 7/8" DIA.
KNOCKOUT
4-5/8
26-3/4
CONDENSATE
DRAIN 3/4" NPTF
HIGH VOLTAGE
CONN. 1-3/32"
DIA. KNOCKOUT
LOW VOLTAGE
CONN. 7/8" DIA.
KNOCKOUT
HIGH VOLTAGE
CONN. 1-31/32" x 7/8"
KNOCKOUT
22-1/2
43-1/2
40-1/2
