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.
5.
Check that curb and counter-flashing is sealed on roof-top units.
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 the evaporator fan motors
5.
All fans are free of debris.
6. Seal openings around electrical connections and make sure that the seals are water-tight.
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 DSE™
Packaged Solution 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
29
Summary of Contents for Liebert DSE Packaged 400
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