Installation
Polycold Cryochiller
Evaluate the Polycold Cryochiller / Place Into Service
Installation and Operation Manual
Brooks Automation
4-48
214072 Revision B
Evaluate the Polycold Cryochiller / Place Into Service
This section requires that the Polycold Cryochiller Startup and Test procedure is complete and the unit
is still running in Standby.
Unless you are installing a remote interface, this is the last task for installing a Polycold Cryochiller.
1.
With the Polycold Cryochiller in Standby, make sure the minimum water flow rate is
adequate for the temperature of the water. See
.
2.
Select LOCAL.
3.
Listen to the compressor. It should run continuously without cycling or turning off.
4.
If the back side of the system is not accessible, disregard this step.
If the back side of the system is accessible, remove the unit's lower rear panel and locate the oil
sight glass on the body of the compressor. Oil level should be 1/8 to 1/2 full on a compressor that
has been running for at least 60 minutes. Preferred level is 1/8 full. See
.
Record the compressor oil level after the compressor has run for at least 60 minutes.
Item Description
Electrical Category
Type 2 - Equipment is energized. Energized circuits are covered or insulated
Tools and materials:
No tools required
Electric Shock
The compressor electrical box contains hazardous voltages. Fail-
ure to have a qualified electrician do all electrical work could result
in serious injury or death.
•
Do not reach inside the unit with power applied.
•
Have a qualified electrician perform all electrical work.
Extreme Temperatures
The compressor's heads and discharge line may be hot when
operating. Contact with the hot surface may result in minor or mod-
erate injury.
•
Do not reach inside the compressor compartment when the unit
is operating.
•
Do not touch the compressor's heads or discharge lines.
