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BASE UNIT DIMENSIONS
*Units with aluminum indoor and outdoor coil fins.
UNIT
542J
MAXIMUM SHIPPING WEIGHT*
lb kg
150 1895 860
180 2205 1000
LEGEND
UNIT
542J
DIMENSIONS
XY
Ft-in. mm Ft-in. mm
150 3-1 947 3-2 965
180 3-6 1059 3-8 1105
KO — Knockout
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:
a. Rear: 7′-0″ (2134) for coil removal. This dimension can be
reduced to 4′-0″ (1219) if conditions permit coil removal
from the top.
b. Left side: 4′-0″ (1219) for proper outdoor coil airflow.
c. Front: 4′-0″ (1219) for control box access.
d. Right side: 4′-0″ (1219) for proper operation of damper
and power exhaust (if so equipped).
e. Top: 6′-0″ (1829) to assure proper outdoor fan operation.
f. Local codes or jurisdiction may prevail.
6. With the exception of clearance for the outdoor coil and the
damper and power exhaust as stated in note no. 5, a remov-
able fence or barricade requires no clearance.
7. Dimensions are from outside of corner post. Allow 0′-
5
/
16
″ (8)
on each side for top cover drip edge.
†Weights are for unit only and do not include options or crating.
UNIT
542J
WEIGHT OF CORNER†
ABCD
lb kg lb kg lb kg lb kg
150 366 166 356 161 360 163 534 242
180 464 211 496 225 477 217 487 221
542J150,180
a50-8057
a50-6502
a50-6501
542J