SMC Networks HRS Series - Operation Stop for an Extended Period of Time; Discharge of the Circulating Fluid

DOC1001322
Chapter 7 Control, Inspection and Cleaning
HRL Series 7.3 Operation Stop for an Extended Period of Time
7-7
7.3 Operation Stop for an Extended Period of Time
If there is a concern that the product will not be operated for an extended
period of time or there is a possibility of freezing during winter time, take
measures according to the instructions shown below.
1. Turn OFF the earth leakage breaker of the user’s power supply.
2. Discharge all the circulating fluid completely from the thermo-chiller.
Refer to ’’7.3.1 Discharge of the circulating fluid’’ for the method of drain the circulating fluid
from the product.
3. After discharging the circulating fluid, cover the product with a sheet (to be prepared by user)
before storing the product.
7.3.1 Discharge of the circulating fluid
1. Turn OFF the breaker of the user’s power supply.
2. Close the valve at the automatic fluid fill port.
3. Open the ball valve of the tank drain port to drain the circulating fluid.
 Before discharging the circulating fluid, stop the user’s
equipment and release the residual pressure.

Be sure to wear protective shoes and gloves to prevent injury with
the edge of the panel.