Polycold Cryochiller Installation
Installation and Operation Manual Preliminary Check of the Polycold Cryochiller
Brooks Automation
214072 Revision B 4-39
If you are working on a dual circuit. Polycold Cryochiller, connect the Thermocouple wires as fol-
lows:
• Position # 9: #1 Line COIL IN
• Position # 10: #1 Line COIL OUT
• Position # 11: #2 Line COIL IN
• Position # 12: #2 Line COIL OUT
8. Go to the Installation Checklist Table 4-1. Initial and date this task. Go to the next task on the check-
list.
Preliminary Check of the Polycold Cryochiller
1. Make sure you have performed all of the tasks up to this point on the installation check-
list.
2. Perform the following tasks before opening the isolation valves on the refrigeration unit: Refer to
Figure 4-31
a. Check the Refrigerant Line and Cryosurface for Leaks
b. Evacuate the Refrigerant Line and Cryosurface
Item Description
Electrical Category Type 1 – Equipment is fully de-energized
Tools and materials No tools required
NOTICE
Do not open the isolation valves at this time or the unit may be damaged.
Follow the instructions that follow in proper sequence to avoid damage to the
equipment.
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