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Summary of Contents for Stulz Compact CWE Series
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Page 1: Chilled Water
Compact CWE Series Installation, Operation & Maintenance Manual Installation, Operation & Maintenance Compact CWE™ Series Compact CWE™ Series Chilled Water Precision Air Conditioners (© Aug, 2006) -
Page 2: Model Nomenclature
Compact CWE Series Installation, Operation & Maintenance Manual Compact CWE - Precision Air Conditioners Model Nomenclature CC D-30 0-CW-E = EC Fan = Compact CW System = Chilled Water System = Down-Flow Air Pattern Number of Refrigeration Circuits Nominal Capacity in kW... -
Page 3: Table Of Contents
Compact CWE Series Installation, Operation & Maintenance Manual TABLE OF CONTENTS Introduction ........1-1 Start-Up/Commissioning ....3-1 General ............1-1 Operation ........... 3-1 Product Description ........1-1 Step by Step Start-Up Instructions ..... 3-1 Product Warranty ........1-2 Microprocessor Controller Programming .......... - Page 4 Compact CWE Series Installation, Operation & Maintenance Manual TABLE OF CONTENTS (Continued) List of Figures Figure 1 Installation Clearance ......2-1 Figure 2 Typical Installation Downflow ....2-3 Figure 3 Optional Floor Stand Installation ..... 2-4 Figure 4 Downflow Configuration Typical Air Patterns ........
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Page 5: Introduction
Compact CWE Series Installation, Operation & Maintenance Manual INTRODUCTION Compact CWE systems have been designed to supply air to only one room. General NOTE Congratulations, the Compact CWE™ floor mounted Compact CWE systems are strictly for non-resi- air conditioning system covered by this manual is dential applications. -
Page 6: Product Warranty
SATS offers a two year standard limited warranty as stated below: 2-Year Standard Limited Warranty: Stulz Air Technology Systems, Inc., warrants to the original buyer of its products that the goods are free from defects in material and workmanship. Stulz Air Technology Systems, Inc.’s obligation under this warranty is to repair or replace, at its option, free of charge to the customer, any part or parts which are determined by Stulz Air Technology Systems Inc. -
Page 7: Safety
Compact CWE Series Installation, Operation & Maintenance Manual Always disconnect the main power supply to the Safety equipment at the main power disconnect switch before 1.4.1 General beginning work on the equipment. A lock-out tag-out procedure should be followed to ensure that power is Stulz Air Technology Systems, Inc. -
Page 8: Installation
Compact CWE Series Installation, Operation & Maintenance Manual A Data Package has been sent with your unit. It INSTALLATION contains this manual, a supplemental microprocessor controller manual, system drawings, applicable Receiving the Equipment MSDS’s, other component manuals, warranty registra- Your Compact CWE system has been tested and tion and other applicable instructions based on the inspected prior to shipment. -
Page 9: Site Preparation
Compact CWE Series Installation, Operation & Maintenance Manual Site Preparation Rigging Compact CWE systems are designed with easy The Compact CWE systems are designed to be kept service access in mind. Component access panels are in a vertical position. Move the unit with a suitable located on the front of the equipment. -
Page 10: Optional Equipment (Field Installed)
Compact CWE Series Installation, Operation & Maintenance Manual NOTE 2.4.2 Optional Equipment (Field Installed) NOTE Equipment must be level to operate properly. Do not mount any optional equipment on unit access doors. 2.4.2.1 Remote Display As an option, a factory supplied control panel may be remote mounted. -
Page 11: Remote Water Detector
Compact CWE Series Installation, Operation & Maintenance Manual 2.4.2.3 Remote Water Detector Air Distribution Connection The remote water detector is normally placed on the 2.5.1 Downflow Configuration Air Patterns sub-floor or in a field supplied auxiliary drain pan In a downflow configured unit there are two basic air located beneath the unit. -
Page 12: Gravity Drain
Compact CWE Series Installation, Operation & Maintenance Manual RETURN AIR INLET RETU AIR IN SUPPLY SUPPLY AIR OUTLET AIR OUTLET TOP FREE RETURN TOP DUCTED RETURN Figure 4- Downflow Configuration Typical Air Patterns 2.6.2.1 Gravity Drain NOTE Pour some water into the condensate drain Piping is installed to drain the condensate pan. -
Page 13: Humidifier
Compact CWE Series Installation, Operation & Maintenance Manual 2.6.3 Humidifier Compact CWE systems use an electrode steam cylinder humidifier requiring normal tap water for operation. The humidifier requires a 1/4 inch water supply line, connected to the compression fitting on the side of the humidifier chassis. -
Page 14: Controls
Compact CWE Series Installation, Operation & Maintenance Manual It is important to verify that the main power supply 5. Power Switches/Motor Starter Protectors coincides with the voltage, phase and frequency (Quantity varies by size of A/C unit) information specified on the system nameplate. The 6. -
Page 15: Remote Water Detector
Compact CWE Series Installation, Operation & Maintenance Manual box and the sensor are provided with a terminal strip for the wire connections. Refer to the supplied electri- cal schematic for proper wire terminations. 2.7.3.2 Remote Water Detector The optional remote water detector requires two conductors to be wired to the control terminal board within the unit electrical box. -
Page 16: Start-Up/Commissioning
Compact CWE Series Installation, Operation & Maintenance Manual 8. Test dehumidification operation by creating a START-UP/COMMISSIONING demand for dehumidification. If necessary, create a demand for humidification by adjusting the Operation setpoint 10% below actual room conditions. (The For new installations, ensure the unit is ready to... -
Page 17: Periodic General Maintenance
Compact CWE Series Installation, Operation & Maintenance Manual the filter should be checked at least monthly and MAINTENANCE replaced as required. Periodic General Maintenance NOTE Systematic, periodic general maintenance of the Conditions of spaces vary and filters should be Compact CWE unit is recommended for optimum checked based on those conditions. -
Page 18: Troubleshooting
Compact CWE Series Installation, Operation & Maintenance Manual Troubleshooting WARNING Turn off all power to the unit before conducting any troubleshooting procedures, unless the procedure specifi- cally requires the system to operate. For troubleshooting purposes, the system may be operated with the doors open by using a pair of channel lock pliers to turn the shaft of the main power disconnect switch to the “on”... - Page 19 Compact CWE Series Installation, Operation & Maintenance Manual SYMPTOM PROBABLE CAUSE RECOMMENDATION System Short of Capacity d. Dirty Coil Clear coil fins of debris (cont.) Electric Heater a. Circuit breaker tripped. Check for short circuit, reset circuit Inoperable breaker. b. Temperature setpoint too low.
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Page 20: Field Service
Compact CWE Series Installation, Operation & Maintenance Manual 3. When drained, push the AUTO ON/OFF/DRAIN Field Service switch to the OFF position. NOTE 4. Disconnect power to the unit at the main power disconnect switch. Do not attempt to make repairs without the proper tools. -
Page 21: Product Support Group
Compact CWE Series Installation, Operation & Maintenance Manual PRODUCT SUPPORT GROUP A written (or faxed) purchase order is required on warranty parts and must be received prior to 12:00 SATS provides to its customers a Product Support p.m. for same day shipment. The purchase order must... - Page 22 Compact CWE Series Installation, Operation & Maintenance Manual (© Aug, 2006)
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Page 23: Appendix A - Forms
Compact CWE Series Installation, Operation & Maintenance Manual Frederick, Maryland USA 21704 Telephone: (301) 620-2033 Facsimile: (301) 620-1396 APPENDIX A - FORMS Stulz Air Technology Systems Inc. Frederick, Maryland USA 21704 Telephone: (301) 620-2033 Facsimile: (301) 620-1396 Checklist for Completed Installation ❏... - Page 24 Compact CWE Series Installation, Operation & Maintenance Manual (© Aug, 2006)
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Page 25: Periodic General Maintenance Checks And Service Checklist
Compact CWE Series Installation, Operation & Maintenance Manual Frederick, Maryland USA 21704 Telephone: (301) 620-2033 Facsimile: (301) 620-1396 Periodic General Maintenance Checks and Services Checklist Date: ____________________________ Prepared By: ___________________________ Model Number: ____________________________ Serial Number: __________________________ Item Number: ____________________________ Monthly... - Page 26 Compact CWE Series Installation, Operation & Maintenance Manual (© Aug, 2006)
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Page 27: Appendix B- Glossary
Compact CWE Series Installation, Operation & Maintenance Manual Appendix B- Glossary Definition of Terms and Acronyms SATS - Stulz Air Technology Systems, Inc. MAX CKT BKR - Maximum Circuit Breaker BTU/Hr - British Thermal Units Per Hour MAX FUSE - Maximum Fuse... - Page 28 Compact CWE Series Installation, Operation & Maintenance Manual Globally close to you. Stulz-ATS, located in Frederick, MD USA, is part of The STULZ Group with headquarters in Hamburg, Germany and production facilities world wide. Our network of manufacturer’s representa- tives and sales partners span the globe, providing innovative solutions to your unique environmental control needs.
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