Daikin SWP Series Installation Manual
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Daikin SWP Series Installation Manual

Self-contained air conditioning systems
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Installation Manual
Self-Contained Air Conditioning Systems
Type SWP
Vintage H
Refrigerant R-410A
Capacity 20 through 130 tons
Original Instruction
IM 1032-2
Group: Applied Air Systems
Part Number: IM 1032
Date: December 2013

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Summary of Contents for Daikin SWP Series

  • Page 1 Installation Manual IM 1032-2 Group: Applied Air Systems Part Number: IM 1032 Date: December 2013 Self-Contained Air Conditioning Systems Type SWP Vintage H Refrigerant R-410A Capacity 20 through 130 tons Original Instruction...

  • Page 2: Table Of Contents

    able of onTenTs able of onTenTs Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 System Check, Test, and Start .

  • Page 3: Introduction

    General Description Daikin Applied Self-Contained Air Conditioning units, model Optional Variable Frequency Drivers (VFD) are offered . For a SWP are factory assembled, refrigerant charged and tested, description of operation and information on using the keypad water-cooled packaged air conditioning units designed for to view data and set parameters, refer to the appropriate ducted applications .

  • Page 4: Installation

    nsTallaTIon nsTallaTIon Inspection Vibration Isolators When the equipment is received, carefully check all items All units are provided with 1" neoprene isolation pads, shipped against the bill of lading to ensure a complete shipment . Do separately . Using the instructions provided in the shipment, not sign the shipping receipt until all items are accounted for .

  • Page 5: Location/Service Access

    nsTallaTIon Location/Service Access Table 2: Recommended Clearances To facilitate installation and provide service, and maintenance access, follow the recommended clearances in Table Location Clearance Length, inches (mm) Minimum clearances required by local, state, or federal codes Control panel 42 (1067) such as the NEC take precedence over those listed below .

  • Page 6: Removing Shipping Restraints

    nsTallaTIon Removing Shipping Disassembling and Restraints Reassembling Modular Units Mechanical restraints are used to secure the spring-mounted To avoid injuries or damage to the equipment, please read the fan during shipment . Remove the restraints and the shipping installation manual (IM 919) before rigging or disassembling blocks after unit is set in its final location.
  • Page 7 nsTallaTIon Disassembly 1 . Open the fan section access door and remove any item Figure 5: Painted Steel Plates placed in the section during shipping . 2 . Open the Control Box doors and remove any item placed during shipping, such as filter clips and isolation pads. 3 .
  • Page 8 nsTallaTIon 6 . Remove all top paneling and the intermediates . Use the Figure 7: Control Box Lifting supply fan assembly base frame to lift the whole section . Hook points have been added to the design . Fan sizes 40"...
  • Page 9 nsTallaTIon Reassembly Table 3: Maximum Weights of Individual Sections (lbs.) Condenser/ Control 1 . Starting with the coil/access section, attach the double Unit Size Coil Compressor Panel galvanized steel plates to the base . Small 1850 1750 1200 2 . Line up the compressor/condenser section with the coil/ Small Tall 2250 1900...

  • Page 10: Refrigerant Piping-Pressure Relief Valves

    nsTallaTIon Refrigerant Piping—Pressure 2 . All condensers are factory piped for a common condenser water supply and a common condenser water return Relief Valves connection . 3 . Make field piping connections to factory-provided piping, (ETL Marked Units Only) locating them as indicated on the unit submittal drawings . Run the piping connections to the outside of the unit All units have individual refrigerant circuits and each circuit is cabinet .

  • Page 11: Duct Connections

    Location so the trap remains sealed . Pitch the condensate line away The Daikin Applied Self-Contained Air Conditioning Unit is an from the unit with a minimum slope of 1/8" per foot (3 .2 mm/0 .3 indoor unit . Care must be taken to store the unit indoors away meters) .
  • Page 12 nsTallaTIon Restart Cooling circuits 1 . Close all the refrigerant service valves on each circuit . After extended storage, a very complete start up must be performed . Inevitable accumulations of dirt, insect nests, etc . 2 . Tag the valves as a warning for the technician who will can contribute to problems if not cleaned out thoroughly prior to be restarting the units .

  • Page 13: Physical Data

    hysICal hysICal Unit Physical Data Table 4: SWP 023 Through SWP 130 SWP model size Data Compressor Quantity 3, 4 Size See unit data plate Evaporator coil Face area (ft 25 .2 29 .8 45 .2 52 .5 60 .9 71 .3 Rows Waterside economizer coil...

  • Page 14: Electrical Data

    Wiring must comply with all applicable codes and ordinances . All units are provided with a return air sensor . It is connected Daikin Applied’s product warranty does not cover equipment to the patch panel and is coiled and placed in the control box failures caused or contributed to by wiring not in accordance of the unit for shipment .
  • Page 15 leCTrICal Table 7: SAF Motor Nameplate Amperage 208/60/3 230/60/3 400/50/3 460/60/3 575/60/3 Horsepower Type Premium efficiency 9 .3 8 .2 4 .1 4 .1 3 .1 Premium efficiency 15 .7 13 .6 6 .8 6 .8 5 .2 7 .5 Premium efficiency 22 .3 20 .0...

  • Page 16: Control Center

    leCTrICal Control Center All electrical controls are enclosed in a central control center If the optional disconnect switch is provided, the switch handle located at the side of the unit . The control center is divided into is visible and accessible without removing any safety or access two separate compartments, one for high voltage and one for panels .

  • Page 17: Control Panel Components

    leCTrICal Control Panel Components Manual Motor Protector (MMP) Circuit Breaker The manual motor protector (MMP) provides coordinated Circuit breakers are installed upstream of all VFDs to provide branch circuit, short circuit protection, a disconnecting means, short circuit protection (Figure 15) . a motor controller, and coordinated motor overload protection .
  • Page 18 leCTrICal Disconnect Terminals The optional disconnect is a molded case switch with many of All field wiring terminals are spring clamp type, which offer the same features of the circuit breaker . The disconnect comes several advantages over traditional screw-type terminals: standard with a through-the-door handle and mechanism •...
  • Page 19 leCTrICal Phase Voltage Monitor (PVM) High Pressure Switches The phase voltage monitor is designed to help protect (ETL Marked Units Only) three-phase loads from damaging power conditions . A The high pressure switch (HP1-HP8) is a single pole pressure microprocessor-based voltage and phase-sensing circuit activated device that opens on a pressure rise .
  • Page 20 leCTrICal Clogged Filter Switch Duct High Limit A clogged filter switch (PC5) is provided to indicate when the A duct high limit (DHL) pressure control is provided as unit filters are to be changed. The switch is factory set to close standard with all units with variable air volume control .

  • Page 21: Typical Wiring Diagrams

    yPICal IrIng Iagrams yPICal IrIng Iagrams Table 10: Electrical Legend Description Standard location Description Standard location ACT3 Actuator motor, economizer Coil section Field installed in return Return air temperature sensor duct Actuator motor, water ACT4 Coil section regulating/bypass valve Controls power Main control box Circuit breaker, supply fan, Inverter/off/bypass...
  • Page 22 yPICal IrIng Iagrams Figure 19: Main Power Schematic, Variable Volume IM 1032-2 • Self-Contained Air Conditioning System www .DaikinApplied .com...
  • Page 23 yPICal IrIng Iagrams Figure 19 continued: Main Power Schematic, Variable Volume www .DaikinApplied .com IM 1032-2 • Self-Contained Air Conditioning Systems...
  • Page 24 yPICal IrIng Iagrams Figure 20: Control Input Schematic, Variable Volume IM 1032-2 • Self-Contained Air Conditioning System www .DaikinApplied .com...
  • Page 25 yPICal IrIng Iagrams Figure 20 continued: Control Input Schematic, Variable Volume www .DaikinApplied .com IM 1032-2 • Self-Contained Air Conditioning Systems...
  • Page 26 yPICal IrIng Iagrams Figure 21: Inverter Output Schematic IM 1032-2 • Self-Contained Air Conditioning System www .DaikinApplied .com...
  • Page 27 yPICal IrIng Iagrams Figure 21 continued: Inverter Output Schematic www .DaikinApplied .com IM 1032-2 • Self-Contained Air Conditioning Systems...
  • Page 28 yPICal IrIng Iagrams Figure 22: Condenser Output, Independent Refrigeration Circuit IM 1032-2 • Self-Contained Air Conditioning System www .DaikinApplied .com...
  • Page 29 yPICal IrIng Iagrams Figure 22 continued: Condenser Output, Independent Refrigeration Circuit www .DaikinApplied .com IM 1032-2 • Self-Contained Air Conditioning Systems...
  • Page 30 yPICal IrIng Iagrams Figure 22 continued: Condenser Output, Independent Refrigeration Circuit (continued) IM 1032-2 • Self-Contained Air Conditioning System www .DaikinApplied .com...
  • Page 31 yPICal IrIng Iagrams Figure 23: Electric Heat Schematic www .DaikinApplied .com IM 1032-2 • Self-Contained Air Conditioning Systems...

  • Page 32: Unit Options

    PTIons PTIons Duct Static Pressure Sensor Figure 24: Sensor Mounting To sensor "HI" input All units provided with variable air volume control include a To sensor factory-mounted static pressure sensor (SPS1) . The unit also "LO" input can have an optional second static pressure sensor, SPS2 . The sensor is factory wired and requires field installation of 1/8"...

  • Page 33: Water Side Economizer

    PTIons Water Side Economizer Variable Frequency Drive A completely factory-installed, factory-piped, and factory- As an option, a variable frequency drive (VFD) is available controlled water side economizer system is available on any for airflow modulation. A manually activated bypass contactor constant or variable air volume system .

  • Page 34: System Check, Test, And Start

    (supplied with each unit) must be 14 . Check the voltage of the unit power supply and see that signed and returned to Daikin Applied . it is within the allowed ±10% tolerance . Phase voltage NOTE: Before opening service panels, always lock out and unbalance must be within ±2% .

  • Page 35: Start Up

    ysTem heCk TarT Start Up General Compressor Start Up All units are factory tested for proper field operation. With the supply air fan operational, prepare for compressor operation . 1 . Verify that the close disconnect switch with switch S7 is in the Auto position and that the crankcase heaters have CAUTION operated for 24 hours .
  • Page 36 ysTem heCk TarT Economizer Start Up Non-modular units ship with a full operating charge of refrigerant and oil . However, in the event of a leak in The economizer modulates to maintain the cooling discharge the system, some added charge may be required . In an set point whenever the entering water temperature is below the undercharged situation, any of the following may occur: mixed air temperature to the unit by an adjustable differential...

  • Page 37: Variable Air Volume (Vav) Start Up

    ysTem heCk TarT Variable Air Volume (VAV) Figure 25: Water and Refrigerant Piping Schematic Start Up ISOLATION SIGHT FILTER RELIEF ISOLATION GLASS VALVE VALVE DRIER VALVE EQUALIZER Enter the duct static pressure set point value and parameters CONDENSER CAPILLARY through the keypad: EVAPORATOR SUCTION DISCHARGE...
  • Page 38 ysTem heCk TarT Figure 27: Wheel-to-Inlet Funnel Relationship—40 to 60 Setscrews on MPQ fan wheels must be installed using a calibrated torque wrench to the value listed below, ±5% .The Plenum Fans fasteners must be periodically checked to satisfy agency Cross Section Reference requirements for components on rotating machinery .

  • Page 39: Final Control Settings

    ysTem heCk TarT Final Control Settings Drive Belt Adjustment When all of the Start Up procedures are completed, set the General Rules of Tensioning individual control parameters for operation, as follows: • The ideal tension is the lowest tension at which the belt •...

  • Page 40: System Maintenance

    ysTem aInTenanCe ysTem aInTenanCe Planned Maintenance Planned maintenance is the best way to help avoid WARNING unnecessary expense and inconvenience . At regular intervals have a qualified service technician inspect this system. The Improper maintenance can cause equipment damage, severe required frequency of inspections depends on installation personal injury, or death .
  • Page 41 ysTem aInTenanCe Periodic Obligatory Checks and Start Ups for Appliances under Pressure The units are included in a Category II classification established by the European Directive PED 97/23/EC. For equipment belonging to this category, some local regulations require a periodic inspection by an authorized agency . Check with your local requirements .

  • Page 42: Gasket Replacement

    ysTem aInTenanCe Condenser Head Assembly and Gasket Replacement Table 17: Bolt Torque Value Follow these instructions to remove the condenser head 1 . Completely drain the water before removing the header Torque Value (if applicable) . M10 30 ft/lb [40 Nm] 2 .

  • Page 43: Motor Bearings Maintenance

    ysTem aInTenanCe Motor Bearings Maintenance Fan Bearing Maintenance Routine maintenance for motor bearings should include the CAUTION following: Failure to observe safety precautions can cause personal • Add grease to fan motors after every 2,000 hours of injury or equipment damage . operation .

  • Page 44: Winterizing Water Coils

    ysTem aInTenanCe Winterizing Water Coils Coil freeze-up can be caused by such things as air stratification Carefully read instructions for mixing antifreeze solution . Some and failure of outdoor dampers and/or preheat coils . Do not products have a higher freezing point in their natural state than depend on routine draining of water cooling coils for winter when mixed with water .

  • Page 45: Panels, Frame Channels, And Doors

    ysTem aInTenanCe Panels, Frame Channels, and Doors Panel Removal Fan Section Doors To remove a side or top panel, remove the flat head Torx 30 1 . Use a 1/2" socket and rotate 1/4 turn clockwise as shown fasteners along the sides of the panel . Lift off the panel after Figure 34 .

  • Page 46: Replacement Parts List

    When writing to Daikin Applied for service or replacement diagram . If replacement parts are required, include the date parts, provide the model number, serial number, and unit of unit installation, the date of failure, an explanation of the...

  • Page 47: Service And Warranty Procedure

    Labor to install these parts is not included with this warranty . Compressors are considered a part and are included 2 . Send a completed parts order form to the Daikin Applied in this standard warranty . See Daikin Applied’s published Parts Department .

  • Page 48: In-Warranty Return Material Procedure

    . All parts must be returned to the appropriate expedite handling at our factories and to expedite issuance of Daikin Applied facility, designated on the “Return Goods” tag . credits . All parts shall be returned to the factory designated on Transportation charges must be prepaid .

  • Page 49: Check, Test, And Start Procedure Form

    Equipment Warranty Registration Form Complete this form and return to Daikin Applied, Warranty Department, within 10 days to comply with the terms of Daikin Applied Warranty. Check, Test, and Start Procedure for SWP/SWT (Self-Contained Air Conditioning Systems) Job name: _____________________________________________________________ Daikin Applied G.O.
  • Page 50 D. Do the economizer, water regulating, and heating valves rotate freely? ....Yes Comments: Performed by: ______________________________________________ Title: ________________________________ Signature: _________________________________________________ Date of start-up: _______________________ Return completed form by mail to: Daikin Applied Warranty Department 13600 Industrial Park Boulevard Minneapolis, MN 55441 or by email to: AAH.Wty_WAR_forms@DaikinApplied.com Please list any additional comments that could affect the operation of this unit;...

  • Page 51: Environmental Management

    Periodic inspections for refrigerant leakage may be required Lead batteries must be collected disposed of at specific refuse depending on the European Directive PED 97/23/EC or collection centers . local legislation . Contact you local Daikin Applied sales representative for more information . Refrigerant Type Value...
  • Page 52 Daikin Applied Training and Development Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.

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