GE Druck PV 411A User Manual
K258 Issue No. 3
2
Operation
WARNINGS
1
B
EFORE
APPLYING
PRESSURE
,
MAKE
SURE
ALL
CONNECTIONS
ARE
CORRECT
AND
EQUIPMENT
IS
INTERNALLY
CLEAN
AND
FREE
FROM
DAMAGE
.
2
M
AKE
SURE
THAT
ALL
EQUIPMENT
IS
TO
THE
CORRECT
PRESSURE
RATING
.
3
D
O
NOT
EXCEED
THE
MAXIMUM
OPERATING
PRESSURE
STATED
IN
THE
SPECIFICATION
.
4
O
BSERVE
THE
RELEVANT
HEALTH
AND
SAFETY
PRECAUTIONS
.
Note:
Wherever possible, use o-ring seals in the connection ports this is the
recommended method of sealing.
Key to
1 Inlet (reservoir) port
2 Outlet port
3 Volume adjuster
4 Limit adjuster
5 Scissor-action handles
6 Outlet port
7 Selector valve
8 Pressure relief valve (see figure 3)
Pressure/vacuum Configuration
In pressure mode, air/fluid is drawn in through the inlet port (1) on the top of
the pump and forced out through the two outlet ports (2 & 6).
In vacuum mode, the air/fluid flow is reversed as air/fluid is drawn in through
the top and rear outlet ports (2 & 6) and expelled through the inlet port (1).
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