42
Equipment start-up
checklist
Receiving and inspection
n
Unit received undamaged
n
Unit received complete as
ordered
n
Unit arrangement and handing
is correct
n
Unit structural support is
complete and correct
Handling and installation
n
Mounting grommets/isolators
are used
n
Unit mounted level and square
n
Proper access is provided for
unit and accessories
n
Proper overcurrent protection
is provided
n
Proper service switch/
disconnect is provided
n
Proper chilled/hot water line
sizes to unit
n
All services to unit in code
compliance
n
All shipping screws and braces
are removed
n
Unit protected from dirt and
foreign matter
Cooling/heating connections
n
Protect valve package components
from excessive heat
n
Mount valve packages
n
Connect field piping to unit
n
Pressure test all piping for leaks
n
Install drain lines and traps, as
required
n
Insulate all piping, as required
n
Install drip pan under piping, as
required
Ductwork connections
n
Install ductwork, fittings and
grilles, as required
n
Flexible duct connections at unit
n
Proper supply and return grille type
and size
n
Control outside air for freeze
protection
n
Insulate all ductwork, as required
Electrical connections
n
Refer to unit wiring diagram
n
Connect incoming power
service or services
n
Install and connect “shipped
loose” components
Unit start-up
n
General visual inspection and
system inspection
n
Check for free and proper fan
rotation
n
Record electrical supply
voltage and amperage draw
n
Check all wiring for secure
connections
n
Close all unit isolation valves
n
Flush water systems
n
After system has been flushed,
ensure all isolation valves are
open