SMC Networks HRR012-A*-20 Series - Inspection Every 3 Months

HRX-OM-W002-A
Chapter 8 Control, Inspection, Exchange and Cleaning
HRR Series 8.2 Inspection, exchange, cleaning
8-5
 Cleaning filter
Clean the filter with a long bristled brush or by air blow.
Fig. 8-3 Cleaning of the dust-proof filter
 Mounting of the dust-proof filter
Reassemble the filters in the reverse order to the removing procedure.
(Recommended tighten torque of filter panel holding screws: 1.5 N · m)
8.2.3 Inspection every 3 months
Table 8-3 Contents of every 3 months check
Item
Contents of check
Power supply
Check the power supply
voltage.
- Make sure the supply voltage is within the
specification range.
Circulating fluid
Replace the circulating
water (clean water)
periodically.
- Ensure that the water has not been
contaminated and that there is no algae growth.
- Circulating water inside the tank must be clean
and there must not be foreign matter inside.
- Use clean water or pure water. The water
quality must be within the range shown in Table
8-1.
* It is recommended to replace the circulating
fluid every 3 months when periodic maintenance
is performed.
Density control
(When using 15%
concentration ethylene
glycol aqueous
solution)
- Density must be within the range of 15 % +5/-0.
Facility water
(For water-cooled
type)
Check the water quality.
- Ensure that the water is clean and contains no
foreign matter. Also check that the water has not
been contaminated and there is no algae
growth.
- The water quality must be within the range
shown in Table 8-1.