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42C,D,S,V Series
Fan Coil Air Conditioners
Installation, Start-Up and Service
Instructions
CONTENTS SAFETY CONSIDERATIONS
Page Installation of this unit can be hazardous due to electrical com-
ponents and equipment location (such as a ceiling or elevated
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1
structure). Only trained, qualified installers and service
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
mechanics should install and servic
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Table 1 — Physical Data — 42C Series Units 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 42CF — — 84 97 110 163 — 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 42CF — — 1.02 1.42 1.71 2.32 — COILS FPI 10 fins/inch Coil Face Area (sq ft)† 0.8 1.1 1.4 1.9
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Table 3 — Physical Data — 42D Series Units UNIT SIZE 42D 0608101214 161820 NOMINAL AIRFLOW (cfm) 600 800 1000 1200 1400 1600 1800 2000 SHIPPING WEIGHT (lb)* 42DA 64 79 93 110 119 129 137 155 42DC 94 107 150 169 174 178 195 220 42DD 150 163 176 195 220 235 240 247 42DE 135 155 165 184 199 215 232 243 42DF 157 167 177 199 215 229 249 258 COIL WATER WEIGHT 1.31.6 1.92.3 2.73.0 3.43.7 (Approx lb per row of coil) COILS FPI 10 fins/inch Coil Face Area (sq ft) 1.62.1 2.53.0 3.54.1 4.65.0
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box (remote mount) 5 locations are ± / -in. 8 2— Flexible Metal Conduit 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 7 3— Drain Conn, / -in. OD 8 through 08 have one motor, 2 blowers; sizes 10 and 12 have 5 4 — Tell-Tale Drain Conn, / -in. OD (optional) 8 2 motors, 4 blowers. 5— Drip Lip (optional) 3. Standard 3-row coil shown. 6— Hanger Slots (4), Rubber Grommet 4. Overall unit dimension
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box (remote mount) 5 locations are ± / -in. 8 2— Flexible Metal Conduit 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 3 — Strip Heater High Limit through 08 have one motor, 2 blowers; sizes 10 and 12 have 4 — Electric Strip Heater Element 2 motors, 4 blowers. 5 5 — Tell-Tale Drain Conn, / -in. OD (optional) 8 3. Standard 3-row coil shown. 7 6— Drain Conn, / -in. OD 8 4. Overall unit dimens
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LEGEND NOTES: 1. Right hand unit with standard 3-row coil shown; left hand unit opposite. Coil 1— Junction Box, 4 in. x 4 in. 5 connection locations are ± / -in. 8 2— Flexible Metal Conduit 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 08 have 3— Mounting Bracket one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4 blowers. 7 4— Drain Conn, / -in. OD 8 3. Standard 3-row coil shown. 5 5— Tell-Tale Drain Conn, / -in. OD (optional) 8 4. Unit available with bottom or rear re
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LEGEND NOTES: 1. Right hand unit with standard 3-row coil shown; left hand unit opposite. Coil 1— Junction Box, 4 in. x 4 in. 5 connection locations are ± / -in. 8 2— Flexible Metal Conduit 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 08 have 3— Mounting Bracket one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4 blowers. 4— Electric Strip Heater Element 3. Standard 3-row coil shown. 7 5— Drain Conn, / -in. OD 8 4. Unit available with bottom or rear return air. 6— Stri
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box, Installed with Plenum 5 locations are ± / -in. 8 2— Flexible Metal Conduit 2. Unit sizes 04 thru 08 have one motor, 2 blowers; size 10 has 3— Insulated Plenum 2 motors, 4 blowers. 4— Mounting Bracket 3. Refer to above figure for configuration of filter and track if 7 5— Drain Conn, / -in. OD 8 installed in optional plenum. 5 6— Tell-Tale Drain Conn, / -in. OD (optional) 8 4. Dimension increases by 4
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box, Installed with Plenum 5 locations are ± / -in. 8 2— Plenum 2. Unit sizes 04 thru 08 have one motor, 2 blowers; size 10 has 3— Flexible Metal Conduit 2 motors, 4 blowers. 4— Mounting Bracket 3. Refer to above figure for configuration of filter and track if 5— Electric Strip Heater Element installed in optional plenum. 7 6— Drain Conn, / -in. OD 8 4. Dimension increases by 4 in. with optional electric
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection locations 1— Junction Box, 4 in. x 4 in. 5 are ± / -in. 8 2— Optional Return Air Location 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 08 3— Optional Drip Lip, shipped loose have one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4 blowers. 4— Mounting Holes (4), Rubber Grommets 3. Cabinet has an Arctic White baked finish. 3 have / -in. Diameter Hole 8 4. Refer to supply and return connecti
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NOTES: LEGEND 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box, 4 in. x 4 in. 5 locations are ± / -in. 8 2— Optional Stamped Rear Return Grille 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 3— Optional Drip Lip, shipped loose through 08 have one motor, 2 blowers; sizes 10 and 12 have 4— Electric Strip Heater Element 2 motors, 4 blowers. 5— Mounting Holes (4), Rubber Grommets 3. Cabinet has an Arctic White baked finish. 3 have / -in. Diameter Hole
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NOTES: 1. Right hand unit shown; left hand unit opposite. A42-4149 2. Internal factory valve package and drains may not align with cabinet knockouts. 1 3. Dimensions shown in inches (mm). All dimensions are ± / in. 4 4. Bottom panel is Arctic White polyester powder coat paint. NOM DIMENSIONS (in.) QTY/UNIT UNIT BOTTOM RETURN AIRFLOW SIZE FILTER SIZE, (in.) ABCD E F BlowerMotor (Cfm) 3 02 200 35 16 12 / 37 32 6 1 1 10 x 28 4 3 03 300 35 20 8 / 37 32 6 1 1 10 x 28 4 3 04 400 41 26 8 / 43 38 6 2 1
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NOTES: 1. Right hand unit shown; left hand unit opposite. a42-4150 2. Internal factory valve package and drains may not align with cabinet knockouts. 1 3. Dimensions shown in inches (mm). All dimensions are ± / in. 4 4. Bottom panel is Arctic White polyester powder coat paint. NOM DIMENSIONS (in.) QTY/UNIT UNIT BOTTOM RETURN AIRFLOW SIZE FILTER SIZE, (in.) A B C D E F Blower Motor (Cfm) 3 02 200 35 16 12 / 37 32 6 1 1 10 x 28 4 3 03 300 35 20 8 / 37 32 6 1 1 10 x 28 4 3 04 400 41 26 8 / 43 38 6
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NOTES: 1. Right hand unit shown; left hand unit opposite. 2. Internal factory valve package and drains may not align with a42-4151 cabinet knockouts. 1 3. Dimensions shown in inches (mm). All dimensions are ± / in. 4 4. Bottom panel is Arctic White polyester powder coat paint. NOM DIMENSIONS (in.) QTY/UNIT REAR RETURN UNIT AIRFLOW SIZE FILTER SIZE, (in.) ABCD E F Blower Motor (Cfm) 3 02 200 35 16 12 / 37 32 6 1 1 7 x 21 4 3 03 300 35 20 8 / 37 32 6 1 1 7 x 21 4 3 04 400 41 26 8 / 43 38 6 2 1 7
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NOTES: 1. Right hand unit shown; left hand unit opposite. a42-4152 2. Internal factory valve package and drains may not align with cabinet knockouts. 1 3. Dimensions shown in inches (mm). All dimensions are ± / in. 4 4. Bottom panel is Arctic White polyester powder coat paint. NOM DIMENSIONS (in.) QTY/UNIT UNIT REAR RETURN AIRFLOW SIZE FILTER SIZE, (in.) A BCD E F Blower Motor (Cfm) 3 02 200 35 16 12 / 37 32 6 1 1 7 x 21 4 3 03 300 35 20 8 / 37 32 6 1 1 7 x 21 4 3 04 400 41 26 8 / 43 38 6 2 1 7
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LEGEND NOTES: 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box, 4 in. x 4 in. 5 locations are ± / -in. 8 2— Optional Drip Lip, shipped loose 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 3— Mounting Holes (4), Rubber Grommets through 08 have one motor, 2 blowers; sizes 10 and 12 have 3 have / -in. Diameter Hole 8 2 motors, 4 blowers. 1 4— Piping KO, 1 / -in. Diameter 2 3. Bottom access panel has an Arctic White baked finish. 7 5— Electrical KO, /
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LEGEND NOTES: 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Junction Box, 4 in. x 4 in. 5 locations are ± / -in. 8 2— Strip Heater High Limit 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 3— Electric Strip Heater Element through 08 have one motor, 2 blowers; sizes 10 and 12 have 4— Optional Drip Lip, shipped loose 2 motors, 4 blowers. 5— Mounting Holes (4), Rubber Grommets 3. Bottom access panel has an Arctic White baked finish. 3 have / -in. Diameter Hole
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LEGEND NOTES: 1. Right hand unit shown; left hand unit opposite. Coil connection locations 1— Optional Unit Mounted Control Box 5 3 are ± / -in. 8 2— Wall Mounting Holes (4), / -in. Diameter 4 3 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 08 3— Drain, / -in. MPT 4 have one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4 blowers. 4— Drain Pan, Auxiliary, Shipped Loose 5 3. Standard 3-row coil shown. 5— Supply Conn, / -in. OD 8 5 4. Optional unit-mounted switch box and
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LEGEND NOTES: 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Standard Stamped Supply Grille 5 locations are ± / -in. 8 2— Access Door, Fan Switch 5 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 3— Supply Conn, / -in. OD 8 5 08 have one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4— Return Conn, / -in. OD 8 3 4 blowers. 5— Drain, / -in. MPT 4 3. Standard 3-row coil shown. 6— Filter 1 4. Cabinet has an Arctic White baked finish. 7— Air Vent, / -in
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LEGEND NOTES: 1. Right hand unit shown; left hand unit opposite. Coil connection 1— Standard Stamped Supply Grille 5 locations are ± / -in. 8 2— Access Door, Fan Switch 5 2. Unit sizes 02 and 03 have one motor, one blower; sizes 04 3— Supply Conn, / -in. OD 8 5 through 08 have one motor, 2 blowers; sizes 10 and 12 have 4— Return Conn, / -in. OD 8 3 2 motors, 4 blowers. 5— Drain, / -in. MPT 4 3. Standard 3-row coil shown. 6— Filter 1 4. Cabinet has an Arctic White baked finish. 7— Air Vent, / -in
