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Installation

www.DaikinApplied.com 19 

IM 782-12 • DESTINY AIR HANDLERS

Minimum Air Velocity

Recommended minimum air flow through a specific heater is 

shown in 

Table 4

 through 

Table 10

Table 4: LAH002 Minimum Air Flow

Heater Capacity, kW

1 .5

2

2 .5

3

3 .5

4

4 .5

5

5 .5

6

6 .5

7

7 .5

8

8 .5

Minimum air flow, CFM

184

218

249

274

292

310

328

344

359

371

382

387

398

396

400

Heater Capacity, kW (cont.)

9

10

Minimum air flow, CFM (cont.)

404

409

Table 5: LAH003 Minimum Air Flow

Heater Capacity, kW

2 .5

3

3 .5

4

4 .5

5

5 .5

6

6 .5

7

7 .5

8

8 .5

9

10

Minimum air flow, CFM

298

339

368

400

426

446

466

484

501

519

536

550

565

579

605

Heater Capacity, kW (cont.)

11

12

13

14

15

16

17

18

19

20

Minimum air flow, CFM (cont.)

620

629

637

646

652

658

660

660

663

663

Table 6: LAH004 Minimum Air Flow

Heater Capacity, kW

2 .5

3

3 .5

4

4 .5

5

5 .5

6

6 .5

7

7 .5

8

8 .5

9

10

Minimum air flow, CFM

298

339

368

400

426

446

466

484

501

519

536

550

565

579

605

Heater Capacity, kW (cont.)

11

12

13

14

15

16

17

18

19

20

Minimum air flow, CFM (cont.)

620

629

637

646

652

658

660

660

663

663

Table 7: LAH005 Minimum Air Flow 

Heater Capacity, kW

4

4 .5

5

5 .5

6

6 .5

7

7 .5

8

8 .5

9

10

11

12

13

Minimum air flow, CFM

447

477

511

538

561

584

603

622

641

656

672

706

740

771

794

Heater Capacity, kW (cont.)

14

15

16

17

18

19

20

22

24

26

Minimum air flow, CFM (cont.)

809

824

832

840

847

855

859

866

870

874

Table 8: LAH005 Minimum Air Flow

Heater Capacity, kW

4

4 .5

5

5 .5

6

6 .5

7

7 .5

8

8 .5

9

10

11

12

13

Minimum air flow, CFM

447

477

511

538

561

584

603

622

641

656

672

706

740

771

794

Heater Capacity, kW (cont.)

14

15

16

17

18

19

20

22

24

26

Minimum air flow, CFM (cont.)

809

824

832

840

847

855

859

866

870

874

Table 9: LAH007 Minimum Air Flow

Heater Capacity, kW

6

6 .5

7

7 .5

8

8 .5

9

10

11

12

13

14

15

16

17

Minimum air flow, CFM

637

673

704

729

750

765

790

831

867

903

938

969

1000

1030

1056

Heater Capacity, kW (cont.)

18

19

20

22

24

26

28

30

32

34

36

38

Minimum air flow, CFM (cont.)

1076

1096

1102

1117

1132

1142

1153

1163

1168

1168

1173

1173

Table 10: LAH010 Minimum Air Flow

Heater Capacity, kW

6

6 .5

7

7 .5

8

8 .5

9

10

11

12

13

14

15

16

17

Minimum air flow, CFM

637

673

704

729

750

765

790

831

867

903

938

969

1000

1030

1056

Heater Capacity, kW (cont.)

18

19

20

22

24

26

28

30

32

34

36

38

40

45

Minimum air flow, CFM (cont.)

1076

1096

1102

1117

1132

1142

1153

1163

1168

1168

1173

1173

1173

1178

Summary of Contents for Destiny VFD Series

Page 1: ...Installation and Maintenance Manual IM 782 12 Group Applied Air Systems Part Number IM 782 Date August 2019 Destiny Indoor Air Handler Sizes 002 through 030 Vertical Model Horizontal Model...

Page 2: ...tional 22 Wiring Diagrams 23 Electric Heat Diagrams 23 Disconnect Only Diagrams 24 VFD Diagrams 25 Physical Data 27 Component and Section Weights 27 Fan Data 30 Filter Data 30 Coil Data 31 Drain Pan D...

Page 3: ...tion Failure to provide overload protection can result in fire property damage electric shock personal injury or death Connect motor to an overload protective device rated in compliance with local ele...

Page 4: ...ctions of the unit 5 For 002 010 sized ceiling hung units spring isolation of the cabinet is recommended 6 All fans are dynamically balanced before leaving the factory Carefully inspect fans for rough...

Page 5: ...ield installed option Attach the mixing box to the intake end of the air handler using cleats included with the mixing box section Install the cleats into the interior mounting frames with the hardwar...

Page 6: ...page 12 For routine maintenance remove panels on either side of the unit See Panel Removal on page 8 Optional service doors are available for the fan and filter sections Allow sufficient space for ser...

Page 7: ...ven lifting of the unit Figure 3 Rigged Unit on Skids Unit Leveling Place the equipment on a flat and level surface or verify that unit is level when hanging from the ceiling Where the surface irregul...

Page 8: ...or torque can cause equipment damage The factory mounted actuator has been initially adjusted in the factory Power and control wiring as well as fine tuning adjustment is to be performed in the field...

Page 9: ...4 Slide the anti rotation strap Figure 9 under the actuator so it engages the actuator at the center of the actuator cut out located on the back side Bend the bracket as needed to support the back sid...

Page 10: ...holes if required and fasten the blockoffs to the entering side of the coil 7 If unit has both heating and cooling coils position and bolt heating coil and cooling coil casings together in same arran...

Page 11: ...der plate flanges position block offs and install screws to secure to coil Drill holes in coil bottom flange and install screws to secure to drain pan Remove screws holding coil to drain pan and remov...

Page 12: ...Install the blower pulley and the belt to the other side of the blower housing 7 Adjust belt tension NOTE Change the motor wiring so the motor rotates in the opposite direction Figure 12 Reversing th...

Page 13: ...ling couplings do not apply undue stress to the connection extending through unit panel Use a backup pipe wrench to avoid breaking the weld between coil connection and header 4 Follow recommendations...

Page 14: ...n Carry return connection size through the dirt pocket making the reduction at the branch leading to the trap 6 Install vacuum breakers on all applications to prevent retaining condensate in the coil...

Page 15: ...nters the coil Figure 18 Water Heating Coil Connections Figure 19 Piping Arrangements Drain Pan Traps Destiny air handlers have a drain pan connection on both sides of the unit Drain connections can b...

Page 16: ...e been factory adjusted while the fan was not running Refer to Table 1 With the unit operating at normal cfm and static pressure the isolators should all be at the same height opening If adjustments a...

Page 17: ...heat is factory wired including contactors and fuses per step and as required by UL Refer to Electric Heat Diagrams on page 23 for typical electric heat wiring diagrams Fan motor is factory wired incl...

Page 18: ...2 99 26 49 21 19 24 N A 100 00 57 80 28 90 23 12 26 N A 108 33 62 62 31 31 25 05 28 N A 116 67 67 44 33 72 26 97 30 N A 125 00 72 25 36 13 28 90 32 N A 133 33 77 07 38 54 30 83 34 N A 141 67 81 89 40...

Page 19: ...m Air Flow Heater Capacity kW 4 4 5 5 5 5 6 6 5 7 7 5 8 8 5 9 10 11 12 13 Minimum air flow CFM 447 477 511 538 561 584 603 622 641 656 672 706 740 771 794 Heater Capacity kW cont 14 15 16 17 18 19 20...

Page 20: ...dry weather 2 167 F for humid weather The sampling probe is suitable for left hand or right hand airflow and in positive pressure applications may require field adjustment so the probe faces upstream...

Page 21: ...V Max 506V Nameplate 575V Min 518V Max 633V b 50 Hertz Nameplate 380V Min 360V Max 418V 2 Minimum Circuit Ampacity MCA Calculation is based on the following formulas Electric heat less than or equal t...

Page 22: ...fan speeds associated with the job Use the formula below to calculate the maximum frequency associated with the maximum allowable fan speed Fmax 60 Hz Wmax Wmotor Fmax maximum frequency allowable for...

Page 23: ...ESTINY AIR HANDLERS Wiring Diagrams Electric Heat Diagrams Figure 25 Typical 1 Phase 240 Volt Electric Heat Wiring Diagram Figure 26 Typical 3 Phase 575 Volt Electric Heat Wiring Diagram 1 step 1 phas...

Page 24: ...2 DESTINY AIR HANDLERS 24 www DaikinApplied com Wiring Diagrams Disconnect Only Diagrams Figure 27 Typical Single Phase Disconnect Only Wiring Diagram Figure 28 Typical 3 Phase Disconnect Only Wiring...

Page 25: ...iring Diagram 208VAC 3 PHASE 60Hz CUSTOMER SUPPLIED POWER 1 2 3 4 5 6 DS1 GLG1 T1 T2 T3 MTR1 NB M 3 AFD10 GND W2 U2 W1 V1 U1 V2 GND2 GND L3 L2 L1 Note Fused disconnect DS1 is optional 575VAC 3 PHASE 6...

Page 26: ...IM 782 12 DESTINY AIR HANDLERS 26 www DaikinApplied com Wiring Diagrams Figure 31 Typical Single Phase Starter Disconnect Wiring Diagram Figure 32 Typical 3 Phase Starter Disconnect Wiring Diagram...

Page 27: ...19 83 55 003 170 89 77 51 213 02 96 62 148 04 67 15 169 18 76 74 186 67 84 67 208 34 94 50 004 207 68 94 20 257 99 117 02 182 04 82 47 205 76 93 33 233 73 106 02 257 55 116 82 005 245 41 111 32 317 4...

Page 28: ...09 79 95 16 209 79 95 16 005 239 00 108 40 239 00 108 40 007 349 08 158 30 349 08 158 30 010 399 23 181 09 399 23 181 09 015 484 20 219 63 484 20 219 63 020 566 96 257 17 566 96 257 17 025 725 28 328...

Page 29: ...1 8 1 1 8 1 3 8 010 Max weight lb kg 40 18 41 44 19 96 46 20 87 69 31 30 85 38 55 129 58 51 Frame size 145T 182T 184T 213T Shaft dia in 7 8 1 1 8 1 1 8 1 3 8 015 Max weight lb kg 44 19 96 46 20 87 69...

Page 30: ...lenum Fan Data Unit size 002 003 004 005 007 010 015 020 025 030 Fan type SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI DD Plenum SWSI D...

Page 31: ...on size 4 row 0 875 OD 1 125 OD 1 125 OD 1 125 OD 1 625 OD 1 625 OD 1 625 OD 1 625 OD 1 625 OD 1 625 OD Liquid Connection size 4 row 0 625 OD 0 625 OD 0 625 OD 0 875 OD 0 875 OD 1 125 OD 0 625 OD 0 87...

Page 32: ...0 600 3 60 002 1 1 5 4 5 1 5 8 1 5 9 1 5 10 1 5 10 1 5 10 1 5 10 2 4 9 4 9 4 10 4 10 4 10 4 10 4 10 003 1 2 5 4 5 2 5 8 2 5 9 2 5 13 2 5 15 2 5 20 2 5 20 2 4 9 4 16 4 20 4 20 4 20 4 20 4 20 3 10 13 15...

Page 33: ...aikinApplied com 33 IM 782 12 DESTINY AIR HANDLERS Fan Curves Figure 33 9 0 SWSI Backward Inclined Plenum Supply Fan at Standard Conditions Figure 34 10 0 SWSI Backward Inclined Plenum Supply Fan at S...

Page 34: ...INY AIR HANDLERS 34 www DaikinApplied com Physical Data Figure 35 11 0 SWSI Backward Inclined Plenum Supply Fan at Standard Conditions Figure 36 12 0 SWSI Backward Inclined Plenum Supply Fan at Standa...

Page 35: ...www DaikinApplied com 35 IM 782 12 DESTINY AIR HANDLERS Figure 37 14 0 SWSI Backward Inclined Plenum Supply Fan at Standard Conditions Figure 38 16 0 SWSI Backward Inclined Plenum Supply Fan at Standa...

Page 36: ...INY AIR HANDLERS 36 www DaikinApplied com Physical Data Figure 39 20 0 SWSI Backward Inclined Plenum Supply Fan at Standard Conditions Figure 40 22 0 SWSI Backward Inclined Plenum Supply Fan at Standa...

Page 37: ...Physical Data www DaikinApplied com 37 IM 782 12 DESTINY AIR HANDLERS Figure 41 25 0 SWSI Backward Inclined Plenum Supply Fan at Standard Conditions...

Page 38: ...5 10 65 55 1665 65 55 1665 62 80 15 95 65 35 1660 69 09 17 55 69 09 17 55 Angular filter 62 40 15 85 59 25 1505 66 53 1690 70 67 17 95 76 77 1950 76 77 1950 73 42 18 65 80 32 2040 84 06 2135 87 20 221...

Page 39: ...1480 62 99 1600 66 73 1695 76 77 1950 76 77 1950 79 92 2030 87 40 2220 95 67 2430 95 67 2430 Angular filter 62 40 15 85 65 55 1665 70 08 1780 77 76 1975 88 19 2240 88 19 2240 90 55 2300 102 36 2600 1...

Page 40: ...1300 51 18 1300 Upper section height in mm 17 13 435 19 88 505 19 88 505 22 05 560 24 61 625 24 61 625 23 82 605 26 97 685 31 30 795 31 30 795 Lower section height in mm 20 47 520 22 44 570 22 44 570...

Page 41: ...1080 22 44 570 10 24 260 40 16 1020 7 87 200 2 20 005 42 52 1080 28 35 720 14 17 360 40 16 1020 11 81 300 3 29 007 56 50 1435 28 35 720 14 17 360 54 13 1375 11 81 300 4 44 010 62 99 1600 32 48 825 14...

Page 42: ...imension in mm Unit Size 005 007 010 1Step 2 Steps 3 Steps 4 Steps 1Step 2 Steps 3 Steps 4 Steps 1Step 2 Steps 3 Steps 4 Steps A 9 1 2 241 9 1 2 241 9 1 2 241 9 1 2 241 9 1 2 241 9 1 2 241 9 1 2 241 9...

Page 43: ...203 8 203 8 203 12 305 12 305 12 305 12 305 Depth 6 152 6 152 6 152 6 152 6 152 6 152 6 152 6 152 6 152 6 152 Height 18 407 18 407 18 407 18 407 18 407 18 407 16 415 16 415 16 415 16 415 Disconnect On...

Page 44: ...erly terminated Check that all electrical connections are tight and that the proper voltage is connected Phase imbalance must not exceed 2 4 Ball bearings on fan shaft and motor are prelubricated and...

Page 45: ...allowable for particular application Hz Wmax maximum fan speed rpm refer to fan curves Figure 33 through Figure 41 Wmotor nominal motor speed 1800 3600 rpm refer to motor nameplate Fan Vibration Level...

Page 46: ...arings are prelubricated and do not require additional grease during installation Periodic greasing is necessary Bearings are accessible in the fan section A grease fitting is located on each side of...

Page 47: ...Mounting 1 Mount all sheaves on the motor or driving shaft with the setscrews A toward the motor See Figure 49 2 Verify that both driving and driven sheaves are in alignment and that shafts are parall...

Page 48: ...hten setscrews D and capscrews E 9 Put on belts and adjust belt tension Do not force belts over grooves See Fan Drive Belt Adjustment on page 50 10 Be sure that all keys are in place and all setscrews...

Page 49: ...d within the sheave range One complete turn of the outer locking ring changes the pitch diameter 0 233 5 Do not open sheaves more than the following amounts Do not open B sheaves more than 4 3 4 turns...

Page 50: ...uring the first 24 to 48 hours of operation 3 Over tensioning shortens belt and bearing life 4 Keep belts free from foreign material which may cause slippage 5 Make V drive inspection on a periodic ba...

Page 51: ...Force Cross section Sheave diameter inches Deflection force lbs belt deflection force Smallest sheave diameter range RPM range Cross section A B 5V Cross section AX BX 5VX Min Max Min Max A AX 3 0 to...

Page 52: ...components are removable through the access door or panel opening If fan replacement is required the entire fan assembly can be pulled out the side of the cabinet The fan assembly includes the fan hou...

Page 53: ...ortation charges must be prepaid The return of the part does not constitute an order for replacement Therefore a purchase order must be entered through the nearest Daikin representative The order shou...

Page 54: ...__________________ Purchasing contractor ___________________________________________________________________________________________ City ______________________________________________________________...

Page 55: ...J Fill the drain pan Does water drain freely Yes No N A K Is the unit mounted level Yes No N A II FAN DATA A Check rotation of supply fan Yes No N A B Voltage at supply fan motor 1 2_____________ V 2...

Page 56: ...Amp draw across each phase at each heating stage Stage 1 Stage 2 Stage 3 Stage 4 Stage 5 Stage 6 Phase L1 ___________ ____________ ____________ ___________ ___________ ____________ Phase L2 __________...

Page 57: ...Forced Draft Gas Burner Installation and Maintenance Bulletin IM 684 and IM 685 A Gas Furnace Model no __________________ B Gas Burner Model no ___________________ Serial no ___________________ C Gas...

Page 58: ...______________________________ Startup date ___________________________ Return completed form by mail to Daikin Warranty Department 13600 Industrial Park Boulevard Minneapolis MN 55441 or by email to...

Page 59: ...________________________________________________ 2 How would you rate the overall appearance of the product i e paint fin damage etc Excellent Good Fair Poor 3 Did all sections of the unit fit togethe...

Page 60: ...nt to its standard terms and conditions of sale including Limited Product Warranty Consult your local Daikin Applied Representative for warranty details To find your local Daikin Applied Representativ...

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