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Klimaire Ecosaire CM Series Installation, Operation & Maintenance Manual

Precision air conditioner
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Summary of Contents for Klimaire Ecosaire CM Series

  • Page 1 I N T L . c o m Ceiling Mount Precision Cooling Systems Installation Operation & Maintenance Manual KLIMAIRE International + 1 . 6 4 7 4 7 7 3 3 3 3 + 1 .

  • Page 2: Ecosaire ® July

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual NOTE: For your convenience this manual is organized into tasks arranged in a workable order. Most material relevant to a single task is on one page or a group of sequential pages. Please feel free to attach copies of the appropriate pages to the task work-order.

  • Page 3: Table Of Contents

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Contents Ecosaire EC Series ® Page Product Description Precision Environmental Unit Nameplate Building Control for Industrial and Moisture Migration Commercial Applications Installation Unpacking & Locating Locate Remote Condenser Unit-Duct Connections Standard Practice for Ducts All Ecosaire ®...

  • Page 4: Product Description

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description All sensitive electronic equipment The Supervisaire Microprocessor ® The computer-site conditions and requires a stable environment for Controls provide extremely user- utilities will determine the type of optimum performance. The friendly, programmable monitoring environmental control units selected.
  • Page 5 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Product Description CM Series Standard ble cooling with low air velocity equalized thermal-expansion and smooth airflow. The evapora- valve, high-pressure switch, low- Features tor is fitted with a corrosion-free pressure switch, refrigeration serv- stainless-steel condensate pan.
  • Page 6 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description Major Cooling Options Air-Cooled Direct Expansion Ecosaire ® unit operates its refrigeration system as needed to control room conditions. Remote Condenser Heat is transported via refrigerant-vapor flow to an outdoor air-cooled condenser.

  • Page 7: Chilled Water

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Major Cooling Options Product Description Glycol-Cooled Direct Expansion service isolation The Ecosaire ® unit operates its refrigeration sys- valves (by others) tem as needed to control room conditions. Heat is transferred via pumped glycol-fluid flow to an outdoor heat exchanger.
  • Page 8 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description Major Cooling Options service isolation FreeCool valves (by others) When the outdoor temperature is above 60°F (16°C), the Ecosaire ® unit operates its refrigeration system to move heat into a flow of glycol solution.
  • Page 9 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Major Cooling Options Product Description Air-Cooled DualCool Normally, heat is transferred to a flow of chilled water (by others). DualCool units include a three-way proportional chilled- chilled water (by others) water valve, balanced bypass line, flow switch and water- temperature sensor.
  • Page 10 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description Major Cooling Options Glycol-Cooled DualCool service isolation Normally, heat is transferred to valves (by others) a flow of chilled water (by others). DualCool units include a three- chilled water way proportional chilled-water or other fluid, (by others)
  • Page 11 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Major Cooling Options Product Description Water-Cooled Dual-Cool Normally, heat is transferred to a flow chilled water or other fluid, of chilled water (by others). (by others) DualCool units include a three-way pro- Ecosaire portional chilled-water valve, balanced bypass line, flow switch and water-tem-...
  • Page 12 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description Air-Flow Options Horizontal - Straight Horizontal - Left Horizontal - Down Horizontal - Right Data subject to change without notice. Ecosaire ® July 2007...
  • Page 13 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Model Designation Chart Product Description S CM S 050 A Z 46 E H P S 0 0 0 0 0 0 SPECIAL Miscellaneous: SERIES: C: Condensate Pump CM: Ceiling-Mount D: Hot Gas Bypass E: Coil Temperature Sensor F: Graphic Controller G: RS485 Modbus RTU...

  • Page 14: Unit Nameplate

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Product Description Unit Nameplate PRECISION CONTROL AIR CONDITIONER UNIT MODEL ECOSAIRE Before calling for assistance, be sure to have the SERIAL # model, serial, and tag numbers available for the service department. ELECTRICAL RATING Be sure the voltage and current ratings of the unit branch circuit match these values.

  • Page 15: Moisture Migration

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Moisture Migration Building Construction In order to prevent moisture migra- tion, the room (including the ceiling plenum, if any) must have a sealed vapor retarder. Rooms with concrete walls or floor should be painted with a rubber- or plastic-based paint.

  • Page 16: Installation

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Unpacking and Locating Ecosaire® Unit Important! Important! Clearances Inspect your unit immediately Locate your unit where it will be Allow clearances as shown below. for shipping damage. Claims for protected from damage. Allow shipping damage must be made adequate space for service.
  • Page 17 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Installation Air-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, & Glycol-Cooled DualCool Units Only Outdoor Heat Exchanger, Vertical Flow Unpacking and Locating Important! - Inspect your unit immediately for shipping damage. Claims for shipping damage must be made with the shipping compa- Total length of ny.
  • Page 18 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Air-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, & Glycol-Cooled DualCool Units Only Unpacking and Locating Outdoor Heat Exchanger, Horizontal Flow Important! - Inspect your unit immediately for shipping damage. Claims for shipping damage must be made with the shipping company.

  • Page 19: Unit-Duct Connections

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Unit-Duct Connection Ductwork Installation Important! specified for each unit. Static aerofoil turning vanes and acoustic pressures higher than specified insulation. Poor duct design can may reduce air flow below the mini- Where located in areas below reduce the amount of air mum acceptable value.

  • Page 20: Supply Duct

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Ductwork Unit-duct Connection Supply Duct Refer to AMCA 1 guidelines for system effect considerations. To prevent unexpected external energy loss, allow a section of straight duct with a length five times the blower width leaving the ECOSaire .
  • Page 21 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Standard Practice Ductwork Installation 2.5 W or more RETURN DUCT RIGHT WRONG Turning Vanes The air will not be evenly dis- Vanes and straight length Always install allow air to flow evenly. tributed over the evaporator.

  • Page 22: Piping

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Humidifier IMPORTANT! The fill-valve orifice is designed for a water pressure range of 30 to 85 psig (ideally 55 to 60 psig). Contact the factory for water pressures outside of this range. The humidifier is designed to operate on cold hard 1/4”...
  • Page 23 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Condensate Piping Installation IMPORTANT! trap must be at least two (2) inches Condensate pump The condensate drain must be deep to maintain a water seal. For Condensate pumps are available, installed and the P-trap must be long runs or possible unintentional with the curve shown below.
  • Page 24 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Refrigerant Note below the operation of rotalock service valves, as found on Ecosaire® compressors and receivers. To System To System If pressure testing, be sure to isolate the compressor from high pressure.
  • Page 25 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Refrigerant Piping Installation Air-Cooled Direct Expansion and DualCool Units Only When shipped, remote air-cooled units contain a refrigerant holding charge. The holding charge must be reclaimed before removing the caps on the remote-condenser tube stubs. Failure to reclaim the hold- ing charge can lead to property damage and/or personal injury.
  • Page 26 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Refrigerant air-cooled Direct Expansion and DualCool units only When shipped, remote air-cooled units contain a refrigerant holding charge. The holding charge must be reclaimed before removing the caps on the remote-condenser tube stubs. Failure to reclaim the holding charge can lead to property damage and/or personal injury.
  • Page 27 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Refrigerant Piping Installation Air-Cooled Direct-Expansion and Air-Cooled DualCool Units Only Equivalent Condenser-connecting tube sizes, inches O.D.* length of tube, ft., CM-X-010 CM-X-015 CM-X-020 CM-X-030 CM-X-050 CM-X-060 CM-X-070 CM-X-080 CM-X-100 one way Gas Liq.
  • Page 28 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Refrigerant Tube Air-Cooled Direct-Expansion and Air-Cooled DualCool Units Only IMPORTANT: Total length of tube not to exceed 100 ft one Cut tubes as necessary using a tube- way. cutter only. DO NOT use a saw. Horizontal runs of the hot-gas tube should Never apply heat to a refrigerant line slope downward 1/4”...
  • Page 29 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Calculate Refrigerant Charge Piping Installation Air-Cooled Direct-Expansion and Air-Cooled DualCool Units Only For options, see Product Description - Model Designation Chart. Note: Water- and Glycol-cooled units are shipped with a full refrigerant charge. The necessary refrigerant charge is made up of three parts - that required to fill the unit, that required to fill the liquid line, and that required to fill the remote condenser.
  • Page 30 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Refrigerant-Tube Joining Air-Cooled Direct-Expansion and Air-Cooled DualCool Units Only After eliminating all leaks, locate the refrigerant receiver in the remote condenser unit. Open the rotalock valves on the receiver. Open the compressor service valves (if any) to the access (middle) position.

  • Page 31: Piping Installation

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Piping Installation Air-Cooled Direct-Expansion and Air-Cooled DualCool Units Only Release the liquid-line solenoid valve from the locked-open position by turning the manual stem counter-clockwise all the way. Replace and tighten the stem cap. Water-Cooled Direct-Expansion, Water-Cooled DualCool, and FreeCool Units Only Water-Cooled Direct-Expansion, Water-Cooled DualCool, and FreeCool Units are shipped with refrigerant.

  • Page 32: Water

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Piping Water Water-Cooled Direct-Expansion and Water-Cooled DualCool Units Only IMPORTANT: The inlet header is connected to IMPORTANT: Constant water flow is essential. the water regulating valves which Contact the factory before using All pumps, cooling towers, fans, feed the top of the condensers.
  • Page 33 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Glycol Piping Installation Glycol-Cooled Direct-Expansion, Glycol-Cooled DualCool, & FreeCool Units Only On the remote upward in the direction of Fill port at highest point. DryCooler, mount the flow to prevent trapping pump to its mounting plate air.
  • Page 34 ® Ecosaire EC Series Precision Air Conditioner Owners Manual Installation Piping Glycol Filling Glycol-Cooled Direct-Expansion, Glycol-Cooled DualCool, & FreeCool Units Only After all piping connections have GLYCOL SOLUTIONS been completed, the system should be leak tested by pressurizing it with Percent Solution Gallons of Water...
  • Page 35 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Chilled-water Piping Installation Chilled-Water and DualCool Units Only Chilled Water Chilled-water piping must be sized to deliver the required water flow. Pipe size is determined by the available water pressure, pressure drop within the pipe and unit, length of run, maximum velocity, water temperature and flow requirements.

  • Page 36: Wiring

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Wiring Power Important! factory-installed wires. IMPORTANT! NOTE: The blower running direc- Ground the unit using the Before working on this or any tion can be used to test phase grounding lug provided. electrical equipment, disconnect rotation.
  • Page 37 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Power Wiring Installation Remote Condensers and Heat Exchangers Select branch-circuit voltage from the condenser nameplate data. Select branch-circuit conductors from the condenser nameplate data. Connect the conductors as shown. Note that L3 will not be pres- ent on single-phase condensers.
  • Page 38 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Wiring Control Wiring Optional Remote Display Note: Cables may be supplied by Dectron, depending on options. The communication system between the controller and the remote display (if any) is based on ANSI/IEEE RS- 485.
  • Page 39 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Control Wiring Wiring Installation Optional Remote Display Assembling data (reversed) modular telephone cable Note that the lock tabs of the plugs are on opposite sides of the cable. (Colors are for example only, colors may vary by cable vendor.) TOP VIEW END VIEW END VIEW...
  • Page 40 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Wiring Control Wiring Optional Remote Display Unit Controller Insert 6P6C modular tele- phone plug (by others) into the For cable lengths not modular port. exceeding 650 ft (200m) - Note: Cables may be supplied by Dectron, depending on options.
  • Page 41 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Control Wiring Wiring Installation Optional Remote Display For cable lengths not exceeding 1640 ft (500m) - Note: Cables may be supplied by Dectron, depending on options. Keep pair together. Consult factory for longer cable DO NOT SPLIT requirements.
  • Page 42 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Wiring Control Wiring Remove the display from its box. Refer to the instruc- tions included. Separate the display into its three pieces. Thread the end of the cable thorugh the hole in the sub- base as shown.
  • Page 43 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Control Wiring Wiring Installation INPUT - FIRE ALARM Ecosaire® For units requiring a fire-alarm interlock, remove the jumper between terminals 300 and 302, or as shown on terminal 300 the unit wiring diagram. In the jumper’s place substitute an Firealarm or smoke isolated normally-closed switch closure from the fire alarm...

  • Page 44: General Alarm

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Installation Wiring Control Wiring GENERAL ALARM Ecosaire® Ecosaire® units may be provided with an output for a terminal 1 general alarm. Two dry-contact switch-closures are provided to enable an alarm (by others) in the event of a contacts close to to alarm condition that prevents the normal operation of the unit.

  • Page 45: Startup

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Contents Startup Page Supervisaire ® Controller Interface Pre-Startup Adjustments Airflow Remote Heat Exchanger Humidifier Add Refrigerant Expansion Valve Pre-Startup Checklist Enable Operation Adjust Head Pressure Expansion Valve Adjustment Startup Report & Warranty Registration Warranty Data subject to change without notice.
  • Page 46 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Controller Interface NOTE: A remote-mounted display may initially show “NO LINK”. This will be corrected on the next page. The Supervisaire controller handles all the functions of the Ecosaire® unit. The initial startup at ®...
  • Page 47 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Set Interface Address Startup Optional remote displays may show the message “NO LINK”. Where this is the case, the address of the display must be set. To set the display address, follow the instructions below, which are based on the most common configurations.
  • Page 48 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Controller Interface On initial application of power, the panel will appear as shown. Wait while the controller checks its internal functions. ***************** self test please wait ***************** The system information is displayed automatically after the SELF TEST screen.
  • Page 49 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Check Enable Status Pre-Startup Adjustments Startup Be sure the controller RUN status is set to “OFF”. Note: This adjustment requires the user password, see Startup - Pre-Startup Adjustments - Controller Password, on next page. To access the System ON/OFF menu, press Prg and enter System ON/OFF the password as discussed in Startup - Pre-startup...
  • Page 50 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Pre-Startup Adjustments Enter Password NOTE: The password will be cleared automatically after two minutes of no button activity. Some settings require the User Password. To enter the password when Enter ↵...
  • Page 51 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Adjust Airflow Pre-Startup Adjustments Startup IMPORTANT! Never run the blower without the filters in place. Regardless of filters, never run the blower when con- struction dust is present. The resulting heat exchanger damage is not covered by the Ecosaire® warranty. IMPORTANT! Airflow must be set and confirmed before the refrigeration system is adjusted.

  • Page 52: Remote Heat Exchanger

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Adjust Remote Heat Exchanger Controls Air-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, & Glycol-Cooled DualCool Units Only Discharge air must flow upward. HEAT EXCHANGER FAN ROTATION The remote heat exchanger fans must rotate so as to pro- duce an upward air discharge as shown.
  • Page 53 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Adjust Remote Heat Exchanger Controls Startup FreeCool Units Only Discharge air must flow upward. HEAT EXCHANGER FAN ROTATION The remote heat exchanger fans must rotate so as to pro- duce an upward air discharge as shown. Single phase fans will inherently turn the proper direc- tion.
  • Page 54 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Adjust Remote Heat Exchanger Controls Air-Cooled Direct Expansion Units Only Locate the remote condenser. In the remote condenser, locate the head-pressure control valve, as shown at right. Open the plug on the end of the valve by turning it counter- clockwise.
  • Page 55 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Adjust Remote Heat Exchanger Controls Startup Air-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, & Glycol-Cooled DualCool Units Only For glycol coolers, be sure that the system is full of glycol solution. Turn off electrical power to the remote heat exchanger.
  • Page 56 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Check Remote Heat Exchanger Operation Glycol-Cooled Direct Expansion, Glycol-Cooled DualCool, & FreeCool Units Only (continued from previous page) Check that the glycol solution is flowing at the proper flow rate. See table below. After the pump(s) run for a while, residual air may be removed.
  • Page 57 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Open Refrigerant Valves Startup For all units, be sure the compressor rotalock valves are open. Air-Cooled Direct Expansion and Air-Cooled DualCool Units Only Locate the refrigerant receiver in the remote condenser. Be sure the rotalock valves on the receiver are open by turning the stems counter- clockwise.
  • Page 58 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Open Refrigerant Valves Glycol-Cooled Direct Expansion, Glycol-Cooled DualCool, & FreeCool Units Only Locate the refrigerant receiver in the unit. Be sure the rotalock valves on the receiver are open by turning the stems counter- clockwise.
  • Page 59 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Check Valve Positions Pre-Startup Adjustments Startup For Water-Cooled Direct-Expansion units, be sure any water valves (by others) are open. For Glycol-Cooled Direct-Expansion units, be sure any glycol valves (by others) are open. For Glycol-Cooled DualCool, FreeCool, or Chilled-Water units, be sure that any fluid valves...

  • Page 60: Humidifier

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Humidifier Humidifier (if any) While the cylinder is filling, locate Check the current on all power Some units may be equipped the three power leads on the top of lines to the cylinder. The current with electrode-type humidifiers.

  • Page 61: Add Refrigerant

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Prepare to Add Refrigerant Startup Air-Cooled Direct Expansion & Air-Cooled DualCool Units Only For Air-Cooled Direct Expansion or Air-Cooled DualCool units, the required weight of refrigerant should have been added when the remote condenser was installed in Installation - Piping - Refrigerant. If all the necessary refrigerant was not added during installation, it must be added at startup.

  • Page 62: Expansion Valve

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Prepare to Adjust Expansion Valves Air-Cooled Direct Expansion, Water-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, Glycol-Cooled DualCool, & FreeCool Units Only The refrigerant expansion valves must be adjusted at startup. Firmly attach a thermocouple or other temperature sensor to the suction tube.

  • Page 63: Pre-Startup Checklist

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Pre-Startup Checklist Startup ________ Model _____________ Serial Number Piping Wiring Print your initials in the boxes to indicate comple- For Air-Cooled Direct Confirm that the voltage to be tion. Print “N/A” for items Expansion &...

  • Page 64: Unit Preparation

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Pre-Startup Checklist Model ________ Serial No. ____________ Unit preparation Air distribution Remote Heat Confirm that the Ecosaire Confirm that all ducts and Exchanger (if any) ® your initials unit is properly supported. plenums have been sized and Confirm that the heat installed correctly to limit the...

  • Page 65: Set Clock

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Pre-Startup Adjustments Startup Set Clock Note: This adjustment requires the user password, see Startup - Pre-start- up Adjustments - Controller Password. The clock is set at the factory for date and Eastern Time. These settings can be changed as below.
  • Page 66 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Pre-Startup Adjustments Humidity Set Points Note: This adjustment requires the user password, see Startup - Pre-startup Adjustments - Controller Password. ↵ Press Prg, enter the password, and press , as discussed in Startup - Pre- System ON/OFF System = OFF startup Adjustments - Controller Password.
  • Page 67 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Temperature Set Points Pre-Startup Adjustments Startup Note: This adjustment requires the user password, see Startup - Pre-startup Adjustments - Controller Password. To adjust the temperature set point screen, first press Prg, enter the password, System ON/OFF ↵...

  • Page 68: Enable Operation

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Enable Operation IMPORTANT! Start-up must be performed by a qualified factory-trained service and installation technician. Once startup is completed, all portions of the “Startup Report and Warranty Registration” form must be completely filled in and a copy must be sent to the factory in order to register and validate the warranty.

  • Page 69: Adjust Head Pressure

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Adjustments Startup Adjust Head Pressure Air-Cooled Direct Expansion Units Only With the compressor running, check that refrigerant sight glass is full. Check the suction pressure and the discharge pressure at the compressor.
  • Page 70 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Adjustments Air-Cooled Direct Expansion, Water-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, Glycol-Cooled DualCool, & FreeCool Units Only With the compressor running, check that refrigerant sight glass is full. Check the suction pressure and the discharge pressure at the compressor.
  • Page 71 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Add Refrigerant and Adjust TXV Startup Compressor Isolation Valves Turning the stem counterclockwise Compressor isolation valve will back-seat the valve, opening service valves (if any) do not the compressor or condenser to the have Schraeder cores.
  • Page 72 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup View Status FOR GLYCOL-COOLED AND FREE-COOL UNITS ONLY In operation, Room Status is the default display. Room Status “aa.a” is the present room temperature. Temperature = aa.a°F “bb.b” is the present room relative humidity in percent. Humidity = bb.b%rh ↓...

  • Page 73: Startup Report & Warranty Registration

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Startup ECOSaire® Startup Report & Warranty Registration Warranty void unless this form is completed and a copy returned to factory within 2 weeks after start-up! Installation Name....................................Installation Address ....................................® Ecosaire Representative.................................
  • Page 74 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Startup Ecosaire® EC Series Start-up Report & Warranty Registration Warranty void unless this form is completed and a copy returned to factory within 2 weeks after start-up! Operational Data NOTE: To obtain adequate readings, a delay of ten (10) minutes is required after every operation or adjustment.
  • Page 75 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Dectron Internationale Terms and Conditions of Sale for Products Installed in the United States of America and Canada Ecosaire® CM Series Units and Factory-Supplied Accessories 1. This Contract constitutes the entire deliver in accordance, with the provi- parts to replace parts containing defects agreement between the parties relating...
  • Page 76 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Dectron Internationale Terms and Conditions of Sale for Products Installed in the United States of America and Canada Ecosaire® CM Series Units and Factory-Supplied Accessories 14. The conditions below apply to all war- dures.

  • Page 77: Operation

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Contents Operation Page Maintenance Schedule Maintenance Record Maintenance Tasks Logical Flow Charts Supervisaire Controller Interface ® Password Enable / Disable Clock Set Point Adjustment Alarms Alarm History Component Run Times Supervisaire Diagnostics ®...

  • Page 78: Every Six Months

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance Schedule The following list is IMPORTANT to the proper function and long life of the unit. Every Week Check for Alarms · Check that the red alarm light is not activated. If the alarm light comes on at any time, call a service technician.

  • Page 79: Maintenance Record

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Maintenance Record Maintenance Operation Photostat the next two pages as needed. Tape the spine edges of the copies together. Post the copies as appropriate to be filled out by maintenance personnel. Data subject to change without notice.
  • Page 80 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance Maintenance Record DATES No alarms? Room temperature Room humidity Air filters clean? Humidifier strainer clean? Humidifier high-water sensor not lit? Blower belt wear OK? Blower belt tension OK? Condensate drain- pan clean? Remote heat- exchanger clean?
  • Page 81 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Maintenance Record Maintenance Operation DATES Data subject to change without notice. Ecosaire ® July 2007...
  • Page 82 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance This page intentionally left blank. Data subject to change without notice. Ecosaire ® July 2007...
  • Page 83 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Air Filters Maintenance Operation Air filters should be checked at least every month. Dirty filters can prevent proper operation and can lead to expensive repairs. If filters are dirty, replace them with filters of equal per- formance.
  • Page 84 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance Remote Heat Exchanger Air-Cooled Direct Expansion, Glycol-Cooled Direct Expansion, Air-Cooled DualCool, Glycol-Cooled DualCool, & FreeCool Units Only NOTE: Units must be completely disconnected before servicing. 1. Be sure the remote condenser has not been damaged. 2.
  • Page 85 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Refrigerant Sight Glasses Maintenance Operation Be sure there are no bubbles or droplets in the refrigerant sight glasses after five minutes of compressor operation. If bubbles or droplets are noted, contact a service technician or the factory.
  • Page 86 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance Blower Belts should not be frayed, glazed, or excessively worn. Follow standard belt inspection procedures recom- mended by the belt manufacturer. To check belt tension, first disconnect electric power from the unit and follow all recommended safety precau- tions.
  • Page 87 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Blower Maintenance Operation V-Belt Tensioning Where sheaves carry more than one belt, never replace only Small Deflection force (lbs.) Belt one belt. If any belt must be replaced, replace all the belts sheave size Re-tensioning...
  • Page 88 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Maintenance Humidifier The steam cylinder is disposable and must be replaced left side of unit at the end of cylinder life. Cylinder life is dependent on water supply conditions and humidifier usage. HOW TO REMOVE THE STEAM CYLINDER 1.
  • Page 89 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Humidifier Maintenance Operation HOW TO INSTALL THE REPLACEMENT CYLINDER 1. Reverse procedure should be followed to install the new cylinder. The branch-circuit disconnect is to be left open until the cylinder is completely installed and reconnected. 2.

  • Page 90: Logical Flow Charts

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Logical Flowchart General Flowchart Specific units may vary. Enabled? Run blower Temperature Humidity set point set point Room air Room air temp. humidity Humidity Temperature Enable < set point? < set point? humidifier Determine propor- tional response...

  • Page 91: Password

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Controller Interface Operation The Supervisaire ® controller handles all the functions of the Ecosaire® unit. The initial startup at installation requires the manual input of the set points and permission to run. After this all functions are fully automatic.
  • Page 92 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Controller Password NOTE: The password will be cleared automatically after two minutes of no button activity. Some settings require the User Password. To enter the password when Enter ↵ prompted - press to move the cursor to the password.
  • Page 93 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Enable and Disable Unit Operation Be sure the controller RUN status is set to “OFF”. Note: This adjustment requires the user password, see Startup - Pre-Startup Adjustments - Controller Password. To access the System ON/OFF menu, press Prg and enter System ON/OFF the password as discussed in Startup - Pre-startup Adjustments - Controller Password.

  • Page 94: Clock

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Clock Change Date and/or Time Note: This adjustment requires the user password, see Startup - Pre-start- up Adjustments - Controller Password. The clock is set at the factory for date and Eastern Time. These settings can be changed as below.
  • Page 95 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Change Room Humidity Set Points Operation Note: This adjustment requires the user password, see Startup - Pre-startup Adjustments - Controller Password. ↵ System ON/OFF Press Prg, enter the password, and press , as discussed in Startup - Pre- System = OFF startup Adjustments - Controller Password.
  • Page 96 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Change Room Temperature Set Points Note: This adjustment requires the user password, see Startup - Pre-startup Adjustments - Controller Password. To adjust the temperature set point screen, first press Prg, enter the password, System ON/OFF ↵...

  • Page 97: Alarms

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner Alarms Operation If an alarm other than Power Restart is registered, the ALARM button will light. Room Status Temperature xx.x°F HUmidity xx.x%rh To view the alarm information, press . In the example, the hour of occur- *** Alarm *** rence is “hh”, the minute of occurrence is “tt”, the month of occurrence is “mm”, hh:tt mm/dd...

  • Page 98: Alarm History

    ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Alarm History Config Menu 1 Select Configuration Menu 1 by pressing Prg and Esc at the same time. System Run Hours ..> Alarm History ..> Control setup .

  • Page 99: Component Run Times

    ® Owners Manual Ecosaire CM Series Precision Air Conditioner View Component Run Times Operation Config Menu 1 Select Configuration Menu 1 by pressing Prg and Esc at the same time. System Run Hours ..> Alarm History ..> Control setup .
  • Page 100 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Controller Diagnostics CHECKS CORRECTIONS *** ALARM *** • Consult air balancing records. Correct as 1. Be sure that the airflow was cor- 00:00 00/00 rectly adjusted at installation. necessary. Change Air Filters •...
  • Page 101 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Controller Diagnostics Operation CHECKS CORRECTIONS *** ALARM *** 00:00 00/00 1. Check for fire or smoke • If fire or smoke is found, follow proper emergency Fire detected procedures. 2. Check for fire alarm input - •...
  • Page 102 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Controller Diagnostics CORRECTIONS CHECKS *** ALARM *** 00:00 00/00 • Correct as in previous alarm “Change air filters”. 1. Check that there is adequate air Compressor 1 flow. See previous alarm Low pressure “Change air filters”.
  • Page 103 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Controller Diagnostics Operation CHECKS CORRECTIONS 1. Check temperature of return air • If controller does not agree with known good *** ALARM *** with a known good thermometer. thermometer, contact factory for corrective 00:00 00/00 measures.
  • Page 104 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Controller Diagnostics CORRECTIONS CHECKS • If controller does not agree with known good 1. Check the temperature of the *** ALARM *** thermometer, contact factory for corrective supply air at the unit. 00:00 00/00 measures.
  • Page 105 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Diagnostics Operation CORRECTIONS CHECKS SYMPTOM • Correct as necessary. 1. Check heaters for operation. In heating mode the room air temperature does • If the heating capacity is not sufficient, contact 2.
  • Page 106 ® Ecosaire CM Series Precision Air Conditioner Owners Manual Operation Diagnostics CORRECTIONS CHECKS SYMPTOM In humidification mode, • If the humidifier capacity is not sufficient, 1. Have a qualified HVAC engineer the room relative humidity contact the factory for solutions. check that the humidifier capacity does not rise to the set is adequate to the load.
  • Page 107 ® Owners Manual Ecosaire CM Series Precision Air Conditioner Sensors Diagnostics Operation Humidity is represented by a 0 - 1 VDC signal which is linear with relative humidity. This signal cannot be calibrated in the field. Contact the factory for software solutions.

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