JOHNSON CONTROLS
43
SECTION 2 – CHILLER COMMISSIONING
FORM 160.81-NOM1
ISSUE DATE: 10/3/2020
2
Leak Check (Visual)
Thoroughly check all fittings and connections for
oil and refrigerant leaks.
CUSTOMER (OPERATING PERSONNEL)
INSTRUCTION
Operation
Instruct the customer or operating personnel on
the location of all controls and the operation of
the OptiView Control Center.
Maintenance
Review the maintenance schedule with the cus-
tomer.
Review the preventative maintenance schedule
with the operating personnel and make certain
that it is thoroughly understood, including the re-
quired oil filter element change after the first 200
hours of operation.
Start-up is an excellent time to log baseline data
from vibration analysis, oil analysis and eddy cur-
rent testing.
PRE-START CHECKLIST
All checkpoints in the following list
must
be complet-
ed before placing the Rotary Screw Liquid Chiller in
operation. Only when the checklist is
completed
will
the unit be ready for initial start-up.
CHECKPOINTS
□
Pressure test before introducing pressure to unit, and check for leaks.
□
Confirm motor disconnect is open.
□
Confirm oil level is between the two sight glasses on the oil separator.
□
Confirm all field wiring connections have been made.
□
Confirm Control Center display is operating.
□
Confirm pressures and temperatures are consistent with anticipated ranges. Confirm heater is operating.
□
Open discharge service valve.
□
Confirm the COM, LP, HP ports on the capacity control block valve are back seated.
□
Confirm all oil return system service valves are open.
□
Confirm liquid injection service valves are open.
□
Close motor main disconnect.
