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11

Fig. 7 — 42CK Horizontal Cabinet Unit with Telescopic Access Panel,

Front Supply, and Bottom Return Dimensions

*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

BOTTOM 

RETURN 

FILTER SIZE 

(in.)

UNIT WEIGHT* 

(lb)

A

B

C

D

E

F

Blower

Motor

02

200

35

16

12

3

/

4

37

32

6

1

1

10 x 23

1

/

2

115

03

300

35

20

8

3

/

4

37

32

6

1

1

10 x 28

120

04

400

41

26

8

3

/

4

43

38

6

2

1

10 x 32

1

/

2

135

06

600

53

31

15

3

/

4

55

50

7

2

1

10 x 37

150

08

800

53

38

8

3

/

4

55

50

7

2

1

10 x 41

155

10

1000

75

52

16

3

/

4

77

72

7

4

2

10 x 54

1

/

2

227

12

1200

75

60

8

3

/

4

77

72

7

4

2

10 x 63

241

LEGEND

1  — Junction Box
2  — L-shape Drip Lip (optional, shipped loose)
3  — Chilled/Hot Water Supply and Return Connection
4  — Resilient Mounting Grommets with 

3

/

8

-in. Diameter Hole 

(typically 4)

5  — Electrical Knockout, 

7

/

8

-in. Diameter 

6  — Drain Knockout, 1

1

/

2

-in. Diameter 

7  — Stamped Return Air Grille and 1-in. Filter
8  — Condensate Drain Connection, 

7

/

8

-in. OD

9  — Hinged Bottom Return Air Panel

10  — Supply Duct Collar, 1-in. OD

A42-4149

NOTES:

1. Right hand unit shown; left hand unit opposite.
2. Internal factory valve package and drains may not align with cabinet

knockouts.

3. Dimensions shown in inches (mm). All dimensions are ±

1

/

4

 inches.

4. Bottom panel is Arctic White polyester powder coat paint.

7

8

9

10

6

5

4

3

2

1

D

Содержание 42VA Series

Страница 1: ...equipment location such as a ceiling or elevated structure Only trained qualified installers and service mechanics should install and service this equipment When installing this unit observe precauti...

Страница 2: ...n 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 1...

Страница 3: ...in Coil Outlet and Inlet 5 8 OD Drain Connection 3 4 MPT UNIT SIZE 42D 06 08 10 12 14 16 18 20 NOMINAL AIRFLOW cfm 600 800 1000 1200 1400 1600 1800 2000 SHIPPING WEIGHT lb 42DA 64 79 90 108 119 124 1...

Страница 4: ...robust materials and presents a rugged appearance Still great care must be taken to assure that no force or pressure is applied to the coil piping or drain stub outs during handling Depending on the...

Страница 5: ...0 211 4 311 4 16 13 181 4 61 4 83 4 193 4 1 1 0 83 36 03 300 251 4 361 4 20 14 221 4 61 4 83 4 233 4 1 1 1 08 39 04 400 311 4 431 4 26 15 281 4 61 4 83 4 293 4 2 1 1 35 49 06 600 361 4 431 4 31 10 331...

Страница 6: ...rall unit dimension increases by 4 in with optional electric heat 5 Not shown 3 speed fan switch wall plate closed cell foam on main drain pan 6 Units have galvanized finish 7 For optional coil connec...

Страница 7: ...nn 7 8 in OD 5 Tell Tale Drain Conn 5 8 in OD optional 6 Drip Lip optional shipped loose 7 Filter 8 Return Duct Collar 1 in 9 Filter Access Panel 10 Access Panel 11 Supply Duct Collar 1 in 12 Air Vent...

Страница 8: ...5 Drain Conn 7 8 in OD 6 Strip Heater High Limit 7 Tell Tale Drain Conn 5 8 in OD optional 8 Drip Lip optional shipped loose 9 Filter 10 Return Duct Collar 1 in 11 Filter Access Panel 12 Access Panel...

Страница 9: ...16 34 53 4 11 1 1 0 83 98 03 300 42 211 2 101 4 38 53 4 11 1 1 1 08 118 04 400 48 257 8 111 16 44 53 4 11 2 1 1 35 126 06 600 53 345 8 93 16 49 63 4 12 2 1 1 88 168 08 800 60 39 101 2 56 63 4 12 2 1...

Страница 10: ...0 and 12 have 2 motors 4 blowers 3 Cabinet 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...

Страница 11: ...163 4 77 72 7 4 2 10 x 541 2 227 12 1200 75 60 83 4 77 72 7 4 2 10 x 63 241 LEGEND 1 Junction Box 2 L shape Drip Lip optional shipped loose 3 Chilled Hot Water Supply and Return Connection 4 Resilien...

Страница 12: ...wer Motor 02 200 35 16 123 4 37 32 6 1 1 10 x 231 2 117 03 300 35 20 83 4 37 32 6 1 1 10 x 28 122 04 400 41 26 83 4 43 38 6 2 1 10 x 321 2 137 06 600 53 31 153 4 55 50 7 2 1 10 x 37 152 08 800 53 38 8...

Страница 13: ...227 12 1200 75 60 83 4 77 72 7 4 2 7 x 52 241 a42 4151 NOTES 1 Right hand unit shown left hand unit opposite 2 Internal factory valve package and drains may not align with cabinet knockouts 3 Dimensio...

Страница 14: ...123 4 37 32 6 1 1 7 x 21 117 03 300 35 20 83 4 37 32 6 1 1 7 x 21 122 04 400 41 26 83 4 43 38 6 2 1 7 x 27 137 06 600 53 31 153 4 55 50 7 2 1 7 x 38 152 08 800 53 38 83 4 55 50 7 2 1 7 x 38 157 10 10...

Страница 15: ...D E Blower Motor 02 200 35 37 32 1 1 0 83 115 03 300 35 37 32 1 1 1 08 120 04 400 41 43 38 2 1 1 35 135 06 600 53 55 50 2 1 1 88 150 08 800 53 55 50 2 1 2 31 155 10 1000 75 77 72 4 2 3 16 227 12 1200...

Страница 16: ...hrough 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 locat...

Страница 17: ...SIZE DIMENSIONS in QTY UNIT UNIT WEIGHT lb A B C D Blower Motor 02 243 16 22 23 16 1 1 42 03 243 16 22 23 18 1 1 47 04 343 16 32 33 26 2 1 57 06 443 16 42 43 36 2 1 77 08 463 16 44 45 38 2 1 79 10 603...

Страница 18: ...nts UNIT SIZE DIMENSIONS in QTY UNIT UNIT WEIGHT lb A B C D Blower Motor 02 243 16 22 23 16 1 1 42 03 243 16 22 23 18 1 1 47 04 343 16 32 33 26 2 1 57 06 443 16 42 43 36 2 1 77 08 463 16 44 45 38 2 1...

Страница 19: ...MENSIONS in QTY UNIT UNIT WEIGHT lb A B C D E Blower Motor 02 41 22 23 171 4 31 8 1 1 63 03 41 22 23 171 4 31 8 1 1 68 04 51 32 33 26 33 4 2 1 82 06 61 42 43 39 21 4 2 1 99 08 63 44 45 39 31 4 2 1 101...

Страница 20: ...ts UNIT SIZE DIMENSIONS in QTY UNIT UNIT WEIGHT lb A B C D E Blower Motor 02 41 22 23 171 4 31 8 1 1 63 03 41 22 23 171 4 31 8 1 1 68 04 51 32 33 26 33 4 2 1 82 06 61 42 43 39 21 4 2 1 99 08 63 44 45...

Страница 21: ...NSIONS in QTY UNIT UNIT WEIGHT lb A B C D E Blower Motor 02 41 22 23 171 4 31 8 1 1 64 03 41 22 23 171 4 31 8 1 1 69 04 51 32 33 26 33 4 2 1 83 06 61 42 43 39 21 4 2 1 100 08 63 44 45 39 31 4 2 1 102...

Страница 22: ...SIZE DIMENSIONS in QTY UNIT UNIT WEIGHT lb A B C D E Blower Motor 02 41 22 23 171 4 31 8 1 1 64 03 41 22 23 171 4 31 8 1 1 69 04 51 32 33 26 33 4 2 1 83 06 61 42 43 39 21 4 2 1 100 08 63 44 45 39 31...

Страница 23: ...60 04 400 36 35 30 2 1 2 08 72 06 600 50 49 44 4 2 3 06 110 NOTES 1 Right hand unit shown left hand unit opposite Coil connection locations are 5 8 inch 2 Unit sizes 02 through 04 have one motor 2 bl...

Страница 24: ...1 18 50 03 300 28 27 22 2 1 1 53 60 04 400 36 35 30 2 1 2 08 72 06 600 50 49 44 4 2 3 06 110 NOTES 1 Right hand unit shown left hand unit opposite Coil connection locations are 5 8 inch 2 Unit sizes...

Страница 25: ...lter 8 Air Vent 1 8 in MPT 9 Optional Valve Package inside cabinet 10 Drain Pan Auxiliary with 3 4 in MPT Drain Connection 11 Return Air Grille NOTES 1 Right hand unit shown left hand unit opposite Co...

Страница 26: ...ille 7 Filter 8 Air Vent 1 8 in MPT 9 Front Panel Fastener 10 Optional Valve Package inside cabinet 11 Drain Pan Auxiliary with 3 4 in MPT Drain Connection 12 Return Air Grille NOTES 1 Right hand unit...

Страница 27: ...Unit size 01 has one motor one blower size 03 has 2 motors 2 blowers 5 Unit has 1 2 in flanges for mounting to wall surface 6 Front panel hooks at top of unit swing down and snap in at bottom against...

Страница 28: ...Motor Junction Box 2 Motor Blower Assembly 3 Electric Strip Heater Element optional 4 Auxiliary Drip Lip optional shipped loose 5 Tell Tale Drain optional 6 Drain Connection 7 8 in OD 7 Air Vent 1 8 i...

Страница 29: ...turn Air Plenum 3 Mounting Clips shipped loose 4 Electrical Strip Heater Element optional 5 Auxiliary Drip Lip shipped loose with 3 8 in Hole 6 Tell Tale Drain optional 7 Drain Connection 7 8 in OD 8...

Страница 30: ...A42 4122 NOTES 1 Right hand unit shown left hand unit opposite Coil connection locations are 5 8 inch 2 Standard 4 row coil shown Other coil option dimensional data available on request 3 Sizes 06 08...

Страница 31: ...Side Access Panels 5 Electrical Strip Heater Element optional 6 Supply Air Duct Connection 1 in 7 Manual Air Vent 8 Filter Throwaway 1 in 9 Return Air Duct Connection 21 2 in 10 Drain 7 8 in OD 11 Bot...

Страница 32: ...ary Drip Lip 5 Electric Strip Heater Element optional 6 Coil Inlet Copper Sweat Connection 7 Coil Outlet Copper Sweat Connection 8 Manual Air Vent 9 Filter Throwaway 10 Bottom Access Panel 11 Drain 7...

Страница 33: ...ulation service clearances piping and electrical connections and any necessary ductwork For specific unit dimensions refer to Fig 13 23 Allow clearances according to local and national electric codes...

Страница 34: ...and 42DC with bottom inlet may be installed in noncombustible return spaces only 5 Mounting units on the floor a Ensure wall behind the unit is smooth and plumb if necessary install furring strips on...

Страница 35: ...drain pan or drip lip This helps minimize field piping insula tion requirements Refer to Fig 34 37 for pipe connection configurations NOTE Chilled water piping determines the hand of the unit Fig 31...

Страница 36: ...depending on number of coil rows on factory supplied coil or arrangement of factory supplied valves 42VG 42VG a42 4177 HYDRONIC COIL ARRANGEMENT VERTICAL FLOOR UNITS 42VB VE VF Pipe into cabinet end c...

Страница 37: ...package to be used for balancing water flow through the coil When isolation valve ball valve or ball valve with memory stop at position H is used for water flow balancing do not specify additional bal...

Страница 38: ...4174 a42 4308 Fig 35 Two Way Motorized Control Valve Package with Aquastat Bleed Bypass Line The 2 way motorized valve motor drives valve open and a spring returns valve to normally closed position no...

Страница 39: ...n 3 4 in etc 2 PIPE SYSTEM One Valve Package or 4 PIPE SYSTEM Two Valve Packages Application 2 Pipe Hydronic Heating Only 2 Pipe Hydronic Cooling Only 2 Pipe Hydronic Cooling with Total Electric Heat...

Страница 40: ...Valve Package without Motorized Control When isolation valves only are specified they will be brazed to the coil stub outs Check job specifications for system pressure pressure drop limitations and fl...

Страница 41: ...evation to ensure continu ous condensate removal Proper steam trap selection and installation is necessary As a guideline in creating a steam trap locate the steam trap dis charge at least 12 in below...

Страница 42: ...N A 125 240 NO SWAGE Copper tube end expanded to accept a copper tube of the same size for factory or field brazing Application Used where possible for all tub ing joints for best joint integrity N A...

Страница 43: ...system water during normal sys tem operation Should not be used in lieu of main system strainers Strainer screen may have to be removed during initial high pres sure system flushing during start up S...

Страница 44: ...way motorized valve except with manual override lever engaged the valve is open to both ports and water flow will take the path of least resistance through the valve pack age not necessarily 100 thro...

Страница 45: ...4 0 300 200 N A MODULATING VALVE Requires ETO Spring Return Modulating valves are designed to control the flow in the circuit by making incremental adjustments to the flow path within the valve Appli...

Страница 46: ...sed to provide automatic summer or winter changeover for the system When a two pipe cooling heating system with optional auxiliary electric heat is desired an additional aquastat is required Units wit...

Страница 47: ...ithout intended ductwork attached Units provided with outside air should have some method of low temperature protection to prevent freeze up This pro tection may be any of several methods such as a lo...

Страница 48: ...after start up operations When steady stream of water begins to escape close valve Vent release air slow ly usually dripping water into drain pan in the process Make sure all service valves are open a...

Страница 49: ...See Fig 42 and 43 Air System Balancing All duct stubs grilles filters and return access panels must be properly installed to establish actual system operating conditions BEFORE beginning air bal ancin...

Страница 50: ...the cooling season to maintain a free flowing condensate Units provided with sec ondary or tell tale drain connection will indicate a clogged main line by flow from the tell tale connection NOTE Shoul...

Страница 51: ...ter of the size shown in Tables 1 4 Do not attempt to clean and reuse disposable filters If the replace ment filters are not purchased from the factory the filters used should be the same type and siz...

Страница 52: ...otentiometer and to the left of the orange relay 5 Attach the red positive lead of the meter to the red wire that bridges the 0 10 vdc outputs high medium and low 6 High Speed Close high speed relay b...

Страница 53: ...below the status light 5 Attach the red positive lead of the meter to the high speed Flo1 terminal below the potentiometer 6 High Speed Using a small screwdriver turn the Flo1 po tentiometer so the m...

Страница 54: ...rsion Typ ical 42CEA03 Rear Return Unit Shown in Pic tures Below 1 Remove filter and access panel 2 Install access panel on the rear of the unit with 5 screws 3 Bend the tabs on each of the plenum sid...

Страница 55: ...3 Remove access panel 4 Install access panel on the rear of the unit 5 Install duct collar assembly 6 Slide the filter in the duct collar opening and install filter bracket Conversion is complete To...

Страница 56: ......

Страница 57: ......

Страница 58: ...right to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53420011 01 Printed in U S A Form 42 6SI Pg 58 11 17 Replaces 42 5SI...

Страница 59: ...an rotation 7 Unit mounted level and square 39 Record electrical supply voltage 8 Proper access provided for unit and accessories 40 Record ambient temperatures 9 Proper electrical service provided 41...

Страница 60: ..._________________________________________________________ ______________________________________________________________________________________________________________________________________________...

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