16
Fig. 12 — 42CK Horizontal Cabinet with Bottom Supply and Return and Telescopic Access Panel and Electric
Heat Dimensions
LEGEND
1 — Junction Box, 4 in. x 4 in.
2 — Strip Heater High Limit
3 — Electric Strip Heater Element
4 — Drip Lip (optional, shipped loose)
5 — Mounting Holes (4), Rubber Grommets
have
3
/
8
-in. Diameter Hole
6 — Piping Knockout, 1
1
/
2
-in. Diameter
7 — Electrical Knockout,
7
/
8
-in. Diameter
8 — Drain Knockout, 1
1
/
2
-in. Diameter
9 — Supply Duct Collar
10 — Optional Rear Return. Consult factory for
collar dimensions.
11 — Drain,
7
/
8
-in. OD
12 — Stamped Bottom Return Air Grille
13 — Filter
14 — Stamped Air Supply Grille
15 — Hinged Bottom Access Panel
16 — Supply Connection,
5
/
8
-in. OD
17 — Return Connection,
5
/
8
-in. OD
NOTES:
1. Right hand unit shown; left hand unit opposite. Coil connection
locations are ±
5
/
8
-inch.
2. Unit sizes 02 and 03 have one motor, one blower; sizes 04
through 08 have one motor, 2 blowers; sizes 10 and 12 have
2 motors, 4 blowers.
3. Bottom access panel has an Arctic White baked finish.
4. Refer to supply and return connections above for coil stub-out
locations.
5. Not shown: 3-speed fan switch; wall plate;
1
/
2
-in. fiberglass
insulation on inside of casing; closed cell foam on main drain
pan.
6. For optional coil connections, view 42CA-203-1 using the Fan
Coil Builder.
7. Valve package is factory-installed inside the cabinet when
ordered with the unit (based on component size).
8. Bottom return or bottom supply is an ETO (engineering to order)
request.
9. Dimensions shown in inches (mm).
*Unit weights are based on dry coils and minimum rows. Weights exclude packaging, valves, and other components.
UNIT SIZE
NOM AIRFLOW
(Cfm)
DIMENSIONS (in.)
QTY/UNIT
FACE AREA
(sq ft)
UNIT WEIGHT*
(lb)
A
D
E
Blower
Motor
02
200
35
37
32
1
1
0.83
117
03
300
35
37
32
1
1
1.08
122
04
400
41
43
38
2
1
1.35
137
06
600
53
55
50
2
1
1.88
152
08
800
53
55
50
2
1
2.31
157
10
1000
75
77
72
4
2
3.16
229
12
1200
75
77
72
4
2
3.65
243
A42-4108
