Related Manuals for Stulz DesicAir 1000 Series
Summary of Contents for Stulz DesicAir 1000 Series
- Page 1 STULZ Desicair DEZ Series 1000 Desiccant Dehumidification System Installation, Operation and Maintenance Manual...
- Page 2 Stulz Air Technology Systems, Inc. (STULZ). This document contains STULZ confidential and proprietary information. Distributing or photocopying this document for external distribution is in direct violation of U.S.
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Page 3: Table Of Contents
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Table of Contents GENERAL INFORMATION ......1 PREVENTIVE MAINTENANCE ....16 About this Manual ........1 Monthly ............16 Introduction ..........1 Yearly ............16 1.2.1 Technical Data Package ......1 Desiccant Rotor Drive Motor Maintenance 16 1.2.2 Dehumidifier Identification Number .. - Page 4 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Figures Figure 1 - Sample Nameplate ..........3 Figure 2 - General Theory of Operation Diagram ....5 Figure 3 - Locating a Wall Mounted Control Sensor..8 Figure 4 - Proportional (Trac) Control Diagram ....11 Figure 5 - Sample Non-E Control Panel Layout .....
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Page 5: General Information
Technical Data Package. This form must be completed during installation and 1.2 Introduction returned to STULZ Product Support to activate your The DEZ Series 1000 dehumidification system is warranty. designed and manufactured by Stulz Air Technology Systems, Inc. - Page 6 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL 1.2.2.1 Dehumidifier Identification Number (DIN) Sheet The DIN starts with the model number. The DEZ model number includes the nominal process CFM followed by the desiccant rotor diameter. (ex: DEZ-600-40). The first 15 digits after the model number (represented by the uppercase letters A–N below) pertain to the cabinet construction, rotor type, and process and reactivation accessories or options.
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Page 7: Unit Nameplate
STULZ job number (see working on electrical equipment. Some of the Figure 1 for an example). This data will be required... -
Page 8: Theory Of Operation
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL to observe this warning may result in injury to Whenever the nature of the personnel and damage to the equipment. operation permits, keep one hand away from the equipment to reduce the hazard of current CAUTION Ensure that the dehumidifier is flowing through vital organs of the body. -
Page 9: Construction
This desiccant dehumidifier was manufactured by Optional Process and Reactivation Inlet Air Filters STULZ and has passed all Quality Control checks, For a comprehensive list of the features included, including a complete functional testing. Every effort refer to the DIN Sheet provided specifically for this has been made to ensure the dehumidification system unit. -
Page 10: Inlets And Outlets
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL reactivation heater system (electric), and electrical entering the unit. Screens may be provided to prevent controls. birds and other small animals from nesting in the inlets and outlets. 1.5.3 Inlets and Outlets For a comprehensive list of the features, refer to the DIN sheet provided specifically for this unit (see Inlets and outlets may be provided with flanged duct... -
Page 11: Installation
Generally, all equipment ships 1. The main power disconnect should be located F.O.B. Factory. STULZ can assist in the claim filing as near as possible to the installed location of process with the freight company. -
Page 12: Utility Connections
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL installation drawing for the duct connection sizes and 70 of the National Electrical Code (N.E.C.). Refer to locations. the electrical drawing for the electrical connections. Wall-mounted control sensors should typically be mounted 4–5 feet up from the floor in the conditioned NOTE: A flow regulation damper is required but may space (see Figure 3). -
Page 13: Operation
Refer to section 3.6, Package supplied with your unit. It must be “Monitoring Unit Performance” for a detailed completed during installation and sent to STULZ description on monitoring and setting Product Support. It will assist if service or airflows. -
Page 14: Reactivation Heater Controller
A Watlow controller, which continually adjusts capacity in response to comes standard with the unit, or optionally, the load changes. In the AUTO mode, the STULZ E microprocessor controller. The control dehumidifier responds to a customer-supplied methods (described in the following sections) that start/stop signal. -
Page 15: Proportional Reactivation Controls (H-Trac Or Dew-Trac)
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Requires: 3.4.5 Proportional Reactivation Controls A cold surface temperature sensor (or (H-Trac or Dew-Trac) temperature sensor at coldest point in room), If the system is configured for H-Trac or Dew-Trac an ambient dewpoint temperature transmitter, reactivation control, the unit proportionally controls and an E²... -
Page 16: Mode Selector Switch
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL NOTE: The reactivation blower and the rotor may continue running for five minutes after the unit cycles off to remove residual heat from the unit (dependent on HIGH UNIT ON POWER ON REACTIVATION controller). -
Page 17: Monitoring Unit Performance
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL HIGH REACTIVATION TEMPERATURE FAULT This illuminates red (and the reactivation heater shuts down) when the reactivation air temperature entering the rotor or the air temperature leaving the rotor is above the high temperature limit. A manual reset of the temperature limit switches is necessary. -
Page 18: Unit Features
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL status or to start and stop auxiliary equipment such as UNIT FEATURES a circulating fan or condensing unit. This unit may be equipped with one or more of the SUMMARY FAULT CONTACT following options. -
Page 19: Emergency Stop
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL the electrical connections to the main power terminal interrupted in the event of low line voltage. A phase block (TB1) are made. Use caution when servicing the monitor (used on 3 phase units) causes the control unit. -
Page 20: Preventive Maintenance
Maintenance Checklist in Appendix A to record CAUTION maintenance inspections. For assistance, contact Dirt accumulation can cause motor STULZ Product Support. heating and a fire hazard. The following sections list the preventive maintenance 5.4 Blower Motor Maintenance checks and services that should be performed and their recommended intervals. -
Page 21: Lubrication & Bearings
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL provided, for the recommended grease to use. If none are listed, the recommended greases for 5.4.2 Lubrication & Bearings standard service conditions are Shell Dolium R, (For motors with grease fittings only) Texaco Polystar, Amoco Rykon Premium #2 or The lubricating ability of grease depends primarily on Chevron SRI#2. -
Page 22: Lubrication Procedure
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Table 4 - Bearing Sizes and Types Bearing Description (These are the “Large” bearings (shaft End) in each frame size) Frame Size Weight of Volume of grease NEMA (IEC) Width Grease to to be added Bearing... -
Page 23: Troubleshooting
STULZ Product Support for assistance dirty (clogged), the dampers are in the proper position, (see section 8.0 for contact information). - Page 24 This condition could indicate a problem with the Rotor.” dehumidifier or a change in moisture loads within the If the result of following the above troubleshooting space being conditioned. See the Unit Nameplate and steps doesn’t solve the problem, contact STULZ Product Support.
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Page 25: Repair Procedures
Wax paper sheet, approximately 1 ft² NOTE: If damage occurs to the face of the rotor, refer See Figure 10 for an illustration of rotor assembly to section, Repairing the Rotor, or contact STULZ parts. Product Support. See section 8.0, PRODUCT... -
Page 26: Removing The Old Belt
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL compression distance of the spring for later reference. 10. Lift off the top rotor cover assembly and remove from unit. 11. Release the belt tensioner and remove belt. 12. NOTE: The rotor does not need to be removed if just changing the belt. -
Page 27: Installing New Seals
Wet/Dry vacuum rotor surface. For large cracks or to obtain a new Hand-held spraying device (found at most rotor, contact STULZ Product Support. See section hardware stores) 8.0, PRODUCT SUPPORT, for contact information. Water/solution supply 1. Turn the unit Off and disconnect the main 7.5.1... -
Page 28: Figure 11 - Rotor Scratch Repair
Crack starts to cure or “skin over”. 7. Allow the silicone 24 hours to fully cure prior to running the unit. Should any questions or problems arise, contact STULZ Product Support. See section 8.0, PRODUCT SUPPORT, for contact information. Rotor... -
Page 29: Product Support
Technical Support Department at (888) 529-1266 must be returned to STULZ within 30 days of the Monday through Friday from 8:00 a.m. to 5:00 p.m. purchase date. Spare part sales over 30 days old will EST. - Page 30 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL...
- Page 31 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Appendix A Forms...
- Page 32 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL STULZ Air Technology Systems, Inc. 1572 Tilco Drive Frederick, Maryland USA 21704 Telephone: (301) 620-2033 DESICAiR PRODUCT DIVISION Facsimile: (301) 620-1396 Appendix A- Forms Checklist for Completed Installation Proper clearances for service access...
- Page 33 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL STULZ Air Technology Systems, Inc. 1572 Tilco Drive Frederick, Maryland USA 21704 Telephone: (301) 620-2033 DESICAiR PRODUCT DIVISION Facsimile: (301) 620-1396 Periodic General Maintenance Checks and Services Checklist Date: Prepared By:...
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Page 34: Unit Performance Curves
DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Appendix B Unit Performance Curves Note: Unit Performance Curves are provided for reference only. Data is based on reactivation entering air conditions at 95ºF/130 GPP. Refer to the Technical Data Sheet provided with the unit for specific unit performance... - Page 35 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Performance for DEZ-150-35-E Grains Per Pound (GPP) Find the correct “Process Entering Moisture” (humidity) value in grains per pound (GPP) on the x-axis of the Moisture Removal Capacity graph. Move vertically in a straight line to intersect the curve closest to the entering air temperature.
- Page 36 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Performance for DEZ-300-40 Grains Per Pound (GPP) 1. Find the correct “Process Entering Moisture” (humidity) value in grains per pound (GPP) on the x-axis of the Moisture Removal Capacity graph. 2.
- Page 37 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Performance for DEZ-450-40-E Grains Per Pound (GPP) 1. Find the correct “Process Entering Moisture” (humidity) value in grains per pound (GPP) on the x-axis of the Moisture Removal Capacity graph. 2.
- Page 38 DEZ S 1000 I ERIES NSTALLATION PERATION AND AINTENANCE ANUAL Performance for DEZ-600-40 Grains Per Pound (GPP) 1. Find the correct “Process Entering Moisture” (humidity) value in grains per pound (GPP) on the x-axis of the Moisture Removal Capacity graph. 2.
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Page 39: Appendix C Glossary
Free On Board Relative Humidity Grains Per Pound Safety Data Sheet H-TRAC™ Modulates Reactivation Heat To STULZ STULZ Air Technology Systems, Maintain Relative Humidity Horse Power Voltage, Alternating Current Hertz (Frequency) Wet Bulb Temperature of air as sensed by thermometer with a water saturated wick... - Page 40 STULZ North American Headquarters STULZ AIR TECHNOLOGY SYSTEMS (STULZ USA) , INC. 1572 Tilco Drive | Frederick, MD 21704 Tel: 301.620.2033 | Fax: 301.662.5487 | info@stulz-ats.com STULZ Company Headquarters STULZ GmbH Holsteiner Chaussee 283 22457 Hamburg products@stulz.de STULZ Subsidiaries STULZ Australia Pty. Ltd.
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