HYDRAULIC SEALED HAND PUMPS
OPERATOR INSTRUCTION MANUAL
PAGE 12
d.
If after pressurising one system the
control valve for the unpressurised
system is opened then the pressure
in both systems will adjust until they
are equal
4.
a.
To depressurise both systems
simultaneously open both control
valves and gently open the release
valve by rotating the release knob
anti-clockwise
b.
To depressurise only one system
open only the control valve for that
system and gently open the release
valve by rotating the release knob
anti-clockwise
5.
At any time during pressurisation
of the systems the appropriate
control can be closed to hold one
system at a fixed pressure while the
pressure in the other system can be
increased by raising and lowering
the pump handle or decreased by
opening the release valve
6.
Once both systems have been fully
depressurised the pump can be
disconnected by unscrewing the
couplers
Содержание HP1000D
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