6 CHECKLIST FOR COMPLETED INSTALLATION
6.1 Moving and Placing Equipment
1. Unpack and check received material.
2. Proper clearance for service access has been maintained around the equipment.
3. Equipment is level and mounting fasteners are tight.
4. Proper evaporator drip pan clean-out system is in place for perimeter-unit applications.
6.2 Electrical Installation Checks
1. Supply voltage and phase matches equipment nameplate.
2. Power wiring connections completed to the disconnect switch.
3. Power line circuit breakers or fuses have proper ratings for equipment installed.
4. All internal and external high- and low-voltage wiring connections are tight.
5. Confirm that unit is properly grounded to an earth ground.
6. Control transformer setting matches incoming power.
7. Electrical service conforms to national and local codes.
8. Confirm that power-wiring connections to the utility box are completed.
6.3 Other Installation Checks
1. Ducting complete.
2. Confirm ducting is attached to unit and building structure, and any openings around supply-
and return-duct connections are sealed.
3. Filters installed.
4. Check fasteners that secure evaporator-fan motors—some may have become loose during
shipment.
5. All fans are free of debris.
6. Seal openings around electrical connections.
7. Installation materials and tools have been removed from equipment (literature, shipping
materials, construction materials, tools, etc.).
8. Check for refrigerant leaks.
6.4 BMS and Sensor Installation Checks
1. CAT5 cables are installed from each unit and the network switch, and all cables have RJ45
jacks on each end.
2. The network switch/Liebert® vNSA panel (if present) is installed and powered.
3. Confirm the static-pressure-sensor transducer (if present) is installed in the room and wired
back to the DSE500 unit
4. Confirm the supply-air sensor is installed in the best location possible to obtain a temperature
reading representative of the supply air in the duct or plenum serviced by the unit and that
the sensor is wired back to the unit control panel.
5. All remote and 2T rack sensors (if present) are installed and wired using CANBUS cables.
6 Checklist for Completed Installation 23
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