15
*Must be enlarged from 1
1
/
8
in. to 1
3
/
4
inches.
NOTE: Access hole knockouts 1-4 are factory-supplied.
Fig. 6 — Refrigerant and Chilled Water Piping Access Holes
UNIT
USE HOLE
NUMBERS
FIELD-FABRICATED HOLE DIAMETERS,
in. (mm)
FIELD-FABRICATED HOLE POSITION
DIMENSIONS, in. (mm)
No. 5
No. 6
No. 7
No. 8
A
B
C
D
40RM007,008
40RMQ008
1, 3
—
—
—
—
—
—
—
—
40RM012-034
40RMQ012
1, 2, 3, 4
—
—
—
—
—
—
—
—
40RMS008-012
4, 5
1
3
/
4
(44.5)
—
—
—
6.25 (158.8)
—
—
—
40RMS014-024
4, 5, 6, 7
1
3
/
4
(44.5)
1
3
/
4
(44.5)
1
3
/
4
(44.5)
—
3.0
(76.2)
6.0
(152.4)
10.5 (266.7)
—
40RMQ016,024,028
3*, 5, 6, 7
1
1
/
8
(28.6)
1
1
/
8
(28.6)
1
3
/
4
(44.5)
—
3.25 (82.6)
6.125 (155.6)
10.38 (263.7)
—
40RMS028,034
5, 6, 7, 8
2
1
/
2
(63.5)
2
1
/
2
(63.5)
2
1
/
2
(63.5)
2
1
/
2
(63.5)
6.0 (152.4)
9.625 (244.5)
13.38 (339.9)
17.0 (431.8)
LEGEND
TXV —
Thermostatic Expansion Valve
NOTE: Component location arrangement shown for field installation of
sight glasses, solenoid valves, filter driers, and TXV sensing bulbs. The
TXVs and equalizer lines are factory installed.
Fig. 7 — Face-Split Coil Suction and
Liquid Line Piping (Typical)
FIRST ON/LAST OFF = B
VERTICAL INSTALLATION
FIRST ON/LAST OFF = A
HORIZONTAL INSTALLATION
Fig. 8 — Typical Evaporator Coil Connections
(40RM, 40RMQ)
