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BTD UNIT ECONOMIZER CORNER CORNER CORNER CORNER
UNIT WEIGHT WEIGHT A B C D
Ib kg Ib kg Ib kg Ib kg Ib kg Ib kg
48TJD,
TJF024 1850 839 90 41 443 201 406 184 476 216 525 238
48TJ D,
TJF028 2000 907 90 41 471 214 428 194 526 239 574 260
DIM A DIM B DIM C
ft-in, mm ft-in, mm ft-in, mm
3-2 965 3-5 1041 1-8 508
3-2 965 3-8 1041 1-8 508
TYPICAL 4 CORNERS
NOTES:
1. Refer to print for roof curb accessory dimensions.
2. Dimensions in ( ) are in millimeters•
3. _ Center of Gravity.
4. E_ Direction of airflow•
5. Ductwork to be attached to accessory roof curb only.
6. Minimum clearance:
• Rear: 7'-0" (2134) for coil removal• This dimension can be reduced to
4'-0" (1219) if conditions permit coil removal from the top.
• 4'-0" (1219) to combustible surfaces, all four sides (includes between
units).
• Left side: 4'-0" (1219) for proper condenser coil airflow.
• Front: 4'-0" (1219) for control box access•
• Right side: 4'-0" (1219) for proper operation of damper and power
exhaust if so equipped.
• Top: 6"-0" (1829) to assure proper condenser fan operation•
• Bottom: 14" (356) to combustible surfaces (when not using curb).
• Control box side: 3'-0_"(914) to ungrounded surfaces, non-combustible.
• Control box side: 3'-6" (1067) to block or concrete walls, or other
grounded surfaces•
• Local codes or jurisdiction may prevail•
7. With the exception of clearance for the condenser coil and the damper/
power exhaust as stated in Note #6, a removable fence or barricade
requires no clearance•
8. Dimensions are from outside of corner post. Allow O'-S/16" (8) on each
side for top cover drip edge.
L£rT SIDE
3'11 1/4'
t12002
( 51 I
1
OIA HOLE (20Z)_
I-_o, 11 lJ,,o COHRER6 trg2
13031
SECTION A-A
Fig. 5 -- Base Unit Dimensions; 48TJ024,028