HRX-OM-M090
Chapter 7 Control, Inspection and Cleaning
7.2 Inspection and Cleaning HRS Series
7-4
Mounting of dustproof filter
Insert the collar in reverse order of removal, then mount the dustproof filter. The magnet clicks when
mounted. )
7.2.3 Inspection every 3 months
Replacement of circulating fluid
z
Clean the tank and replace the circulating fluid (clean water).
z For the circulating fluid, select from the specification range shown
in’’Table 7-1 Quality standard for fresh water (tap water)’’.
Replacement of circulating fluid (For water cooled type)
z
Clean the facility water source and replace the facility water.
z
For the facility water, select from the specification range shown in “Table 7-1 Quality
standard for fresh water (tap water)”.
7.2.4 Inspection every 6 months
Check for water leakage from pump (For option T [High head pump])
Remove the panel and check the pump for excessive leakage. If the
leakage is found, replace the mechanical seal. Order the mechanical seal
described in “7.3 Consumables” as a service part.
Leakage from the mechanical seal
It is impossible to prevent the leakage from the mechanical seal completely
because of its structure. Although the leakage is described as 3cc/hr or less.
The recommend life time of the mechanical seal before needing replacement is 6000
to 8000 hours (usually 1 year)
Check point to see leakage
Fi
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