Flowserve HV 205 - Manual (Page 16)

16
Checking
– continued –
Operating Device BV 100
Control Unit XV 100
Type of maintenance Time interval Activity
Check oil level
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
The level in the tank of the hydraulic hand
pump must be above the lower marking on
the dip stick.
Check tightness
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
Make sure that oil cannot escape at
connections, joints and T-type screwed
unions. If necessary, retighten respective
connections.
Check valve lift
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
With the hydraulic system closed, after
approx. 6 lifts of the hydraulic hand pump
both indicating pistons must be completely
extended (height approx. 46 mm).
Check holding pressure
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
With the hydraulic system closed, both
bottom valves must withstand a constant
pressure for two hours without closing.
Check rapid-action
closing
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
When disengaging the tension rope the
rapid-action closing must take place within
one second and the indicating pistons must
be at the lower marking.
Check completeness
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
Both operating devices must have two
emergency operating screws each. These
emergency operating screws must be
screwed in the rear wall.
Type of maintenance Time interval Activity
Check smoothness of
operation
of ball valve shaft
When necessary,
during main
inspection at the
latest
(every 4 yrs.)
Check smooth operation of switching shaft.
If the switching shaft does not move
smoothly apply a commercially available
lubricant.
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