HRX-OM-W058
Chapter 8 Control, Inspection and Cleaning
HRS-R Series 8.4 Stop for a Long Time
8.4 Stop for a Long Time
If there is a concern that the product will not be operated for a long period of
time or there is a risk of freezing, conduct the following operations.
1. Turn off the user’s power supply (breaker).
2. Drain the circulating fluid of the product completely.
Please refer to ’’8.4.1 Discharge of the circulating fluid’’ for the method of drain the
circulating fluid from the product.
3. After draining, cover the product with vinyl, etc. and store.
8.4.1 Discharge of the circulating fluid
1. Place a container underneath the drain outlet.
(The capacity of the container should be approx. 10L)
Fig. 8-4 Drain the circulating fluid from the product
2. Remove the tank lid.
3. Remove the drain plug on the drain port on the piping to discharge the fluid.
An O ring is used for the drain plug. Take care not to damage the O ring.
Circulating fluid
return port
Stop the customer device and release the residual pressure before
discharging the circulating fluid.
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