
2
contact your local sales representative or the factory BEFORE
proceeding.
This document contains general installation instructions for
the 42C,D,S,V unit fan coils. Refer to the unit wiring diagram
installed on the blower housing or specific manufacturer litera-
ture for any other type of factory-mounted controls.
See drawings for unit configurations, dimensions, clearances,
and pipe connections. Refer to unit wiring label for all electrical
connections; follow NEC (National Electrical Code) and local
codes.
PHYSICAL DATA
Component weight data, shipping weights, and filter data of
the 42C,D,S,V units are provided in Tables 1-4.
Table 1 — Physical Data — 42C Series Units
*Calculate Operating Weight of Unit: Shipping Weight + Coil Water
Weight x Number of Coil Rows.
†Filter size if located in return-air plenum.
UNIT SIZE 42C 02 03 04 06 08 10 12
NOMINAL AIRFLOW (cfm) 200 300 400 600 800 1000 1200
SHIPPING WEIGHT (lb)*
42CA 36 39 49 59 64 95 107
42CE 55 60 70 82 95 135 154
42CG 98 118 126 168 176 215 245
42CK 115 120 135 150 155 227 241
COIL WATER WEIGHT
(Approx lb per row of coil)
42CA, CE, CG, CK 0.7 0.8 1.0 1.4 1.7 2.3 2.7
COILS
FPI 10 fins/inch
Coil Face Area (sq ft) 0.8 1.1 1.4 1.9 2.3 3.2 3.7
MOTOR (qty)
42C Series 111 1 1 22
BLOWER (qty)
42CA, CE, CG, CK 112 2 2 44
FILTERS
Nominal Size (in.) (1-in. thick)
42CA NA NA NA NA NA NA NA
42CE† 10 x 18 10 x 22 10 x 28 10 x 33 10 x 40 10 x 54 10 x 62
42CG
Bottom Return 10 x 23
1
/
2
10 x 28 10 x 32
1
/
2
10 x 37 10 x 41 10 x 54
1
/
2
10 x 63
Rear Return 8 x 23
1
/
2
8 x 28 8 x 32
1
/
2
8 x 37 8 x 41 8 x 54
1
/
2
8 x 63
42CK
Bottom Return 10 x 28 10 x 28 10 x 33 10 x 45 10 x 45 10 x 62 10 x 62
Rear Return 7 x 21 7 x 21 7 x 27 7 x 38 7 x 38 7 x 52 7 x 52
Qty 111 1 1 11
SUPPLY DUCT COLLAR 1-in.
PIPING CONNECTIONS (Sweat) (in. OD)
Coil Outlet and Inlet
5
/
8
Drain Connection
7
/
8
Tell-Tale Drain
5
/
8
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