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Operation, Maintenance,
and Troubleshooting
®
NetworkAIR FM DX
Precision Air Conditioner
60 Hz
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American Power Conversion Legal Disclaimer The information presented in this manual is not warranted by the American Power Conversion Corporation to be authoritative, error free, or complete. This publication is not meant to be a substitute for a detailed operational and site specific development plan. Therefore, American Power Conversion Corporation assumes no liability for damages, violations of codes, improper installation, system failures, or any other problems that could arise based on
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Contents General Information.........................................................1 Modules, Systems, and Groups. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safety.......................
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Commissioning Checklists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Initial Inspection Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Electrical Inspection Checklist . . . . . . . . . . . . . . . . . . . . . . . . . .12 Mechanical and Refrigeration Inspection Checklist . . . . . . . . . .12 Mechanical Inspection: Air-cooled Checklist . . . . . . . . . . . . . . .13 User Interface Box Inspection Checklist . . . . . . . . . . . . . . . . . . .13 St
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Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40 Temperature alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Humidity alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Maintenance intervals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Alarm delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Group . . . . . . . . . .
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Network Management Card .......................................... 61 Quick Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 TCP/IP configuration methods . . . . . . . . . . . . . . . . . . . . . . . . . .61 APC Device IP Configuration Wizard . . . . . . . . . . . . . . . . . . . . .62 BOOTP and DHCP configuration . . . . . . . . . . . . . . . . . . . . .
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Troubleshooting ............................................................75 Warranty .........................................................................81 One-Year Factory Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81 Terms of warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Non-transferable warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Exclusions . . . . . . . . . . . . . . . . . . . . . . . . . . .
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General Information Modules, Systems, and Groups NetworkAIR Modules and Expansion Modules can be combined electronically to create Systems and Groups. Module A Module is an independent Computer Room Air Conditioner (CRAC) that operates based on its own temperature and humidity sensors. System A System is a set of one to three Modules or CRACs. System operation is based on an average of the combined temperature and humidity sensors of all the Modules in the System. The Modules in a System wo
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Group A Group is a set of two, three or four Systems that work together to provide redundancy and load sharing capabilities. To enable the Modules to work in a System or Group, the only System 2 requirement is to connect them together with a CAT 5 cable terminated with RJ-45 connectors System 1 and to set the DIP switches on the controller board of each module to assign the Main Module, the Expansion Modules, and the System System 4 number. Main Module System 3 Expansion Modules
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Safety Symbols Used in this Manual Save these instructions This manual contains important instructions that must be followed when servicing this equipment. Safety symbols that may be used in this manual Electrical Hazard: Indicates an electrical hazard which, if not avoided, could result in injury or death. Danger: Indicates a hazard which, if not avoided, could result in severe personal injury or death. Warning: Indicates a hazard which, if not avoided, could result in personal injury or da
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Safety Hazards Lockout/tagout Warning: Make sure to follow the lockout/tagout procedures for your site to remove access to a device and physically label the device as intentionally out of service while servicing this equipment. Electrical hazards Electrical Hazard: Unless otherwise indicated, remove power before attempting to service this unit. Remove power at the upstream breaker and disconnect the power cords before servicing. Failure to do so could result in serious injury or death. Elec
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Operation Display Interface Status ESC Check Log ? Minor Alarm Major Alarm Item Function Major Alarm LED When lit, a major alarm condition exists. Minor Alarm LED When lit, a minor alarm condition exists. Check Log LED When lit, at least one new major alarm or minor alarm or event has occurred. Status LED When lit, the Module is on. Liquid Crystal Display (LCD) View alarms, status data, instructional help, and configuration items. Up and down arrow keys Select menu items and access
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Using the Display Interface Scrolling status screens The first time you apply power to the Module, the display initializes and runs an LED and alarm- tone test. After start-up, the interface displays the firmware revision number (if the fast start-up is disabled). The display interface then scrolls automatically and continuously through the following nine screens of status information. Status Screen Name Status Information Displayed Control Temp & Humidity • Temperature and humidity at the sen
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Main menu screen On any top-level status screen, press the ENTER or ESC key to open the main menu screen. Note: If the display interface is inactive for ten minutes (the default delay), it will return to the scrolling status screens. To change this delay, use the Time-out setting under the Password menu. Navigating the interface Selector arrows. Press the up or down arrow key to move the selector arrow to a menu option or setting. Press the ENTER key to view the selected screen or modify t
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Start the System Path: Main Menu > On/Off To start the System, select the On/Off option on the main menu and change the setting to On. The System will run according to the current settings under Control Environment. Change settings To change a setting, use the up or down arrow keys to move the selector arrow to the setting, and press the ENTER key. List of choices. If the setting is a list of choices, an input arrow is displayed next to the setting. Press the up or down arrow key to make yo
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Commissioning After installation, verify that all components are working properly and that the Module is ready to begin operation. Before you commission the Module, make sure that the following inspections are completed: • Initial • Electrical • Mechanical • User interface After these inspections are complete, the Module is ready for the functional test and charging. Complete the following procedures to begin operation of the Module: • Functional test • Module charging After you complete
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Power On/Off Procedure Power on 1. Turn utility power on. 2. Set each main breaker located behind the left door to the “1” (ON) position by pushing each breaker lever to the left. Note: The main breakers may be in the trip position (visible yellow indication) due to a previous power off. Reset the breakers by pushing the levers first to the right (off) then to the left (on). Note: Wait approximately 30 seconds for the system to start. See “Start the System” on page 8 for system startup proced
