Liebert Precision Cooling System DS - Manual (Page 117)

Checklist for Completed Installation
107
10.0 C
HECKLIST FOR
C
OMPLETED
I
NSTALLATION
10.1 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. If the equipment has been disassembled for installation, unit must be reassembled per
instructions.
10.2 Electrical
___ 1. Supply voltage and phase matches equipment nameplate.
___ 2. Wiring connections completed between disconnect switch, evaporator unit and heat rejection
equipment
___ 3. Power line circuit breakers or fuses have proper ratings for equipment installed.
___ 4. Control wiring connections completed between indoor evaporator and heat rejection
equipment.
___ 5. All internal and external high- and low-voltage wiring connections are tight.
___ 6. Confirm that unit is properly grounded to an earth ground.
___ 7. Control transformer setting matches incoming power.
___ 8. Electrical service conforms to national and local codes.
___ 9. Check blowers and compressors (scroll only) for proper rotation.
___ 10. Upflow units only: Field installed low volt wiring routed with loop to allow electric box to
swing.
10.3 Piping
___ 1. Piping completed to refrigerant or coolant loop (if required).
___ 2. Piping had been leak-checked, evacuated and charged (if required).
___ 3. Piping is properly sized, sloped, trapped as shown in the piping schematics
___ 4. Check piping inside and outside of equipment for proper support.
___ 5. Ensure that factory clamps have been reinstalled
___ 6. Drain line connected and pitched per local code.
___ 7. Water supply line connected to humidifier
10.4 Other
___ 1. Ducting complete (if required), maintain access to filters.
___ 2. Filters installed.
___ 3. Check fasteners that secure compressors, reheats, humidifier and motors—some may have
become loose during shipment
___ 4. Verify water detection is properly installed around all units (recommended)
___ 5. Control panel DIP switches are set based on user requirements
___ 6. Blower drive system rotates freely and belts are properly aligned and tensioned
___ 7. Compressor shipping blocks removed and springs adjusted (see 5.3 - Semi-Hermetic
Compressor Spring Isolation System).
___ 8. Remove rubber band from float in optional infrared humidifier.
___ 9. Installation materials and tools have been removed from equipment (literature, shipping
materials, construction materials, tools, etc.)
___ 10. Locate blank startup sheet, ready for completion by installer or startup technician.