Carrier 12 Installation And Service Instructions Manual page 6

STD. UNIT ECONOMIZER
UNIT
WEIGHT WEIGHT
50LJQ
Lb Kg Lb
008 840 381 44
012 940 426 44
CONNECTION SIZES
A 1 ⁄ dia [35] field power supply hole
3
8
B 2 1 ⁄ dia [64] power supply knockout
2
⁄ dia [44] charging-port hole
C 1 3
4
D 7 ⁄ dia [22] field control wiring hole
8
E 3 ⁄ -14 NPT condensate drain
4
F 2 dia [51] power supply knockout
CORNER CORNER
WEIGHT ''A'' WEIGHT ''B''
Kg Lb Kg Lb
20 182 83 156
20 204 93 174
Fig. 5 — Base Unit Dimensions
CORNER CORNER
WEIGHT ''C'' WEIGHT ''D''
Kg Lb Kg Lb
71 231 105 271
79 259 117 303
NOTES:
1. Dimensions in [ ] are in millimeters.
2. Center of gravity.
3. Direction of airflow.
4. Ductwork to be attached to accessory roof curb only.
5. Minimum clearance (local codes or jurisdiction may prevail):
a. Bottom to combustible surfaces (when not using curb) 25 mm
(one in.).
b. Condenser coil, for proper airflow, 914 mm (36 in.) one side,
305 mm (12 in.) the other. The side getting the greater clear-
ance is optional.
c. Overhead 1524 mm (60 in.) to assure proper outdoor fan
operation.
d. Between units, control box side, 1067 mm (42 in.).
e. Between unit and ungrounded surfaces, control box side, 914
mm (36 in.).
f. Between unit and block or concrete walls and other grounded
surfaces, control box side 1067 mm (42 in.).
g. Horizontal supply and return end, zero mm (zero in.).
6. With the exception of the clearance for the outdoor coil as stated
in notes 5b and c, a removable fence or barricade requires no
clearance.
6
''H'' ''J''
Kg Ft-in. mm Ft-in. mm
123 2-0 7 ⁄ 632 3-5 5 ⁄ 1050 2-9
8 16
137 1-2 ⁄ 378 4-1 ⁄ 1253 3-0
7 5
8 16
''K''
Ft-in. mm
11 ⁄ 856
16
⁄ 924
3
8