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Daikin VHF, Installation And Maintenance Manual

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Daikin VHF Installation And Maintenance Manual Download Page 34

www.DaikinApplied.com 34 

Vertical Stack WSHP • IM 986-11

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nstallation

Figure 42: Damper control wiring, sizes 009-012 with 208/230V and 277V fan motor control

Figure 43: Damper control wiring, sizes 015-036 with EC motor

Figure 44: Damper control wiring, sizes 009-012 with 115V PSC fan motor, line voltage control

Summary of Contents for VHF

Page 1: ...11 Group WSHP Part Number 910258818 Date December 2018 Vertical Stack Water Source Heat Pumps Model VHF Cabinet Model VHC Chassis Standard Range Model VHW Chassis Geothermal Range Unit Sizes 009 036...

Page 2: ......

Page 3: ...From Riser Stub Outs 28 Important When Handling Chassis 28 Installing Unit Chassis 28 Making Cabinet to Chassis Wiring Connections 29 Installing the Optional Remote Control Node RCN For Use With The O...

Page 4: ...ized 1 2 Iso Valve High Close Off Pressure N C Normally Closed D 2 Way Motorized 3 4 Iso Valve General Close Off Pressure N C Normally Closed K 2 Way Motorized 3 4 Iso Valve General Close Off Pressure...

Page 5: ...96 Cabinet Height Cabinet Insulation 20 33 34 AY Standard 1 2 Fiberglass EY 3 8 Closed Cell Foam IAQ FY 1 2 Foil Faced YY None Riser Mounting 21 35 F Factory Supplied Shipped with Cabinet for Field I...

Page 6: ...aging has been tested and certified in accordance with the International Safe Transit Association ISTA test procedure 3B Chassis 4 per skid Do not stack over two skid high at any time during transport...

Page 7: ...ermostat control capability They are installed by stacking one unit on top of the other While installing prevent dirt and other foreign matter from entering the risers and plug ging lines or valves Ge...

Page 8: ...de of the cabinet Figure 3 4 Remove the ten 10 screws and lift off the front panel filter rack to gain access to the cabinet interior Figure 4 5 Locate and remove the six 6 screws located inside the c...

Page 9: ...92 96 18 07 18 11 37 50 0 88 58 09 2 38 3 125 2 0 2 0 6 72 12 4 7 9 3 3 3 0 3 0 3 3 4 5 4 5 Discharge Openings Dimensions in inches Unit Size Single Double Triple Single Top Opening 009 012 W H W H W...

Page 10: ...U V 80 88 92 96 18 07 20 00 37 50 0 88 58 09 2 38 3 125 2 0 3 0 6 72 12 4 7 9 3 3 4 0 3 0 3 12 4 5 4 5 Discharge Openings Dimensions in inches Unit Size Single Double Triple Single Top Opening 015 018...

Page 11: ...7 50 0 88 58 08 2 38 4 54 2 0 3 0 6 72 12 13 7 63 3 13 3 09 3 10 3 12 4 5 4 5 Discharge Openings Dimensions in inches Unit Size Single Double Triple Single Top Opening 021 024 W H W H W H W H NR NR 18...

Page 12: ...ctions are made in accordance with local code WARNING The contractor shall cover the units to protect the machines during finishing of the building This is critical while spraying fireproofing materia...

Page 13: ...10 Closed plenum field modification required Figure 11 Side top discharge see Notice on page 12 Figure 12 Double side top discharge see Notice on page 12 Figure 13 Top discharge see Notice on page 14...

Page 14: ...CE Top air discharge units will require turning vanes and or a volume damper for proper air flow and balancing to minimize turbulence These components must be field installed and furnished in accordan...

Page 15: ...J 3 125 K3 3 125 Min Max Table 3 Letter dimensions for Figure 15 18 x 20 unit Dimension Framing Locations 18 20 Unit Sizes 015 018 Unit Height A 80 88 92 96 B 14 C 2 07 D 5 75 E1 22 25 F 58 75 G2 60 7...

Page 16: ...page 33 for details Note It is the responsibility of the installing contractor to install the ductwork that connects the outdoor air opening in the panel door frame to the source of the outdoor intake...

Page 17: ...t Return Air 3 Table 5 Letter dimensions for Figure 17 18 x 18 unit Dimension Riser Stub Outs Locations 18 18 Unit Sizes 009 012 Unit Height 80 88 92 96 L 3 3 M 7 9 N 12 4 Table 6 Letter dimensions fo...

Page 18: ...st compress and seal completely against the outer edge of the cabinet and around the inner front panel and filter bracket Refer to Installing The Return Air Panel Door on page 32 and Figure 15 on page...

Page 19: ...l Dimension Notice to determine the correct recess depth from the front of the unit to the drywall face When the installation is complete the return air grille panel frame must meet to seal with the c...

Page 20: ...ontraction 6 Solder all supply and return riser connections to units above and or below 7 Remove riser ties used to secure the risers to the cabinet during shipping WARNING Before furring in units hyd...

Page 21: ...t the temperature rise through the heat exchanger does not exceed 10 F when operating in the cooling mode Not exceed 4 GPM per nominal ton Flow rates that have velocities of 10 feet per second or more...

Page 22: ...it should be off and the supplementary heat control set at 80 F 27 C While circulating water the contractor should check and repair any leaks in the unit and surrounding piping Drains at the lowest po...

Page 23: ...29 C 22 C 80 F 27 C Minimum CFM Ton 300 Maximum CFM Ton 450 Table 11 Fluid limits Fluid Limits Standard Range Units Geothermal Range Units Cooling Heating Cooling Heating Minimum Entering Fluid 55 F 1...

Page 24: ...Supply electric wiring from building to unit Flexible Metal Conduit Strain Relief field provided 1 2 Knockout for Supply Wiring Figure 25 Wire to unit switch 2 If a remote wall mounted thermostat is b...

Page 25: ...Y1 G C R A W1 Y2 Y1 G C RH RC W2 G2 A G2 MicroTech III Controller Terminals TB2 Programmable Touch Screen Terminal Strip Notes Includes thermostat and wall plate Refer to IO manual 910193093 Non Progr...

Page 26: ...r 910121748 When remote reset of a lockout condition is re quired at the wall thermostat it will be necessary to utilize a conductor between terminal O on the wall thermostat to TB1 terminal 4 on the...

Page 27: ...perature Sensor Adjustable Cool Warm With Occupancy Switch P N 910121753 1 2 4 E U 5 3 2 MicroTech III Controller Terminals TB1 1 U MicroTech III Controller Terminals TB3 E Adjustable Cool Warm With O...

Page 28: ...Holding Pan in Place Connects to Field Supplied Back Condensate Riser Stub Out with Provided Clamp Water Connections All piping connections should be made using good plumbing prac tices and in accord...

Page 29: ...p the chassis forward or back only pivoting on the ends of the chassis rails Tipping and pivoting the chassis side to side on the long edge of the rails will damage the rails and the rubber vibration...

Page 30: ...or Room Sensor Receptacle 2 Push the chassis into the cabinet until it makes contact with the stops on the rails at the rear of the cabinet Note Be sure there are no kinks and that the stainless steel...

Page 31: ...and snap the RCN bezel and board assembly into the knockout Figure 38 Note Feed RCN wire harness into the control box through the top wire hole Figure 38 Feed RCN wire harness through front panel kno...

Page 32: ...flange of the frame is level plumb and firmly against the drywall Secure the hinged panel door frame with the appropriate fasteners screws field provided Note Before proceeding to instruction 3 be su...

Page 33: ...tor type and voltage Figure 42 through Figure 47 Note It is the responsibility of the installing contractor to install the ductwork that connects the outdoor air opening in the panel door frame to the...

Page 34: ...1 Installation Figure 42 Damper control wiring sizes 009 012 with 208 230V and 277V fan motor control Figure 43 Damper control wiring sizes 015 036 with EC motor Figure 44 Damper control wiring sizes...

Page 35: ...277V PSC fan motor 24V control Figure 46 Damper control wiring sizes 009 036 with 208 230V PSC fan motor 24V control Figure 47 Damper control wiring sizes 009 012 with 115V EC fan motor line voltage...

Page 36: ...and the room side frame is flush against the drywall Be sure the diffuser frame is level and plumb and secure it with the two 2 screws provided Note When installed correctly the diffuser frame should...

Page 37: ...nd the condensate drain 2 Master units are offered in two pipe systems with either right hand or left hand connections Secondary units are offered to accommodate internal connections to any of these r...

Page 38: ...TB2 1 R 24 VAC TB2 2 A Thermostat Alarm Output TB2 3 W2 Thermostat Heat Stage 2 W2 Input TB2 4 W1 Thermostat Heat Stage 1 W1 Input TB2 5 Y2 Thermostat Cool Stage 2 Y2 Input TB2 6 Y1 Thermostat Cool S...

Page 39: ...trols Figure 50 MicroTech SmartSource unit controller I O expansion module Note Refer to Table 12 and Table 13 on page 38 for terminal descriptions IM 986 11 Vertical Stack WSHP 39 www DaikinApplied c...

Page 40: ...Freeze Protection Open for water freeze protection Shorted for systems with anti freeze protection 15 F 9 C JP4 Freeze Fault Protection Open for none Shorted to enable freeze fault protection based o...

Page 41: ...larm once the cause of the fault condition has been cleared A unit power cycle can also be used to clear an automatic lock out if the conditions causing the fault have been cleared Table 16 MicroTech...

Page 42: ...croTech SmartSource Controller with LonWorks Communication Module For installation and operation information on LonWorks Com munication Module and other ancillary control components see IM 927 MicroTe...

Page 43: ...Controls Figure 54 LonWorks or BACnet communication module placement on MicroTech III unit controller www DaikinApplied com 43 Vertical Stack WSHP IM 986 11...

Page 44: ...gh 700 700 690 670 660 640 620 590 570 Low 600 600 590 580 570 550 530 510 480 021 700 High 880 820 780 750 720 690 650 600 520 Low 740 710 690 680 650 610 580 540 024 800 High 880 820 780 750 720 690...

Page 45: ...20 400 380 360 340 320 300 270 250 2 Medium 350 330 310 290 270 250 230 210 190 1 Low 370 340 310 280 250 220 190 160 130 012 4 High Stage 1 450 430 410 390 370 340 320 300 280 3 Standard 420 400 380...

Page 46: ...0 40 800 900 800 900 A 800 800 3 Standard 700 800 700 800 B 700 700 2 Medium 600 700 600 700 C 600 600 1 Low 600 600 600 600 D 450 450 030 4 High 0 40 1000 1120 1000 1120 A 1000 1000 3 Standard 880 1...

Page 47: ...40 310 280 250 220 190 160 130 012 A 450 430 410 390 370 340 320 300 280 B 420 400 380 360 340 310 290 270 250 C 400 370 350 330 310 290 260 240 220 D 360 330 300 270 240 210 180 150 120 Table 23 I O...

Page 48: ...1 2 Fuse HACR HACR Breaker HP High Pressure Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure...

Page 49: ...r HP High Pressure Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure Switch LWT Leaving Water...

Page 50: ...e Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure Switch LWT Leaving Water Temp Sensor MIII...

Page 51: ...CR HACR Breaker HP High Pressure Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure Switch LWT...

Page 52: ...aker HP High Pressure Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure Switch LWT Leaving Wat...

Page 53: ...r HP High Pressure Switch HYH Hydronic Heat Valve Optional IOEXP MicroTech III I O Expansion Board ISO Isolation Valve Optional LED1 2 LED Annunciator Harness LP Low Pressure Switch LWT Leaving Water...

Page 54: ...tely starting With most control schemes the fan will start immediately After a few minutes of compressor operation check for warm air delivery at discharge grille If this is a cold building start up l...

Page 55: ...e cooling mode of operation and fail safe to cooling The reversing valve is energized for the heating mode of operation Superheat Head Pressure Water Delta T 8 to 14 degrees 335 355 PSIG 10 to 14 Note...

Page 56: ...sure Low Air Flow Heating High High High High Normal Low High Low High Pressure Low Air Flow Cooling Low Low Low Low Normal High High Low Low Temp Low Water Flow Heating Low Normal Low Normal Low Low...

Page 57: ...he re frigerant then flows as a low pressure gas through the reversing valve and back to the suction side of the compressor to complete the cycle Figure 59 Heating mode single circuit only shown Retur...

Page 58: ..._________________________________________________________________ Filters Clean _____________________________________________________________________________ Condensate Traps Installed _______________...

Page 59: ...by looking in the equipment specificaton catalog Caution P GPM Note A conversion table must be used to find GPM from Delta P measurements Loop Fluid Temperature Rise Drop through Coaxial Heat Exchange...

Page 60: ...Model Serial H P EWT 3 LWT 4 EWP 1 LWP 2 EAT 5 LAT 6 Volts Amps Cool ing Check Air Filter and Coil Comments more comments on next sheet 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2...

Page 61: ...Notes Comments Form WS CTS 00 01 Rev 4 14 IM 986 11 Vertical Stack WSHP 61 www DaikinApplied com...

Page 62: ...IM 986 11 Vertical Stack WSHP 62 www DaikinApplied com...

Page 63: ......

Page 64: ...ndard terms and conditions of sale including Limited Product Warranty Consult your local Daikin Applied representative for warranty details Refer to Form 933 430285Y To find your local Daikin Applied...

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