17
Operation
WARNING
Hot liquids and steam can cause scalding.
Wear protective clothing that is
suitable for the fluid and, if necessary,
wear protective gear.
Protective clothing and protective gear must protect
the whole body against contact with escaping hot
steam.
For more information on suitable protective clothing
and safety gear refer to the safety data sheet of the
fluid in question.
During operation you can undertake the following
work:
Open and close the optional hand-vent valve
Open and close the optional manual float-lifting
lever
To do this, use the socket spanner (stock code #
526110) supplied with the equipment.
The optional hand vent valve allows manual air
venting.
To air vent the equipment turn the hand-vent
valve (viewed from top) anticlockwise.
To close the hand-vent valve after air-venting
turn it clockwise.
Fasten the hand-vent valve hand tight.
The optional float-lifting lever allows the float to be
manually lifted irrespective of the liquid level. It can
be used to purge any dirt away from the seat area
and out of the equipment by opening the orifice and
draining the liquid.
The cast arrow on the body indicates the correct
direction of rotation.
To open the orifice turn the socket spanner from
the tip of the arrow towards the end of the
arrow.
To close the orifice turn the socket spanner
from the end of the arrow towards the tip of the
arrow.
After operation
DANGER
If fluid escapes personnel may suffer
severe injuries, poisoning or even loss of
life.
After working on the equipment make
sure that all connections and valves
are tight.
Make sure that the gaskets of the
body are leakproof.
DANGER
Personnel working on pipes are exposed to
safety risks and may suffer severe injuries,
poisoning or even loss of life.
Make sure that no hot or hazardous
fluid is in the equipment or the pipes.
Make sure that the pipes upstream
and downstream of the equipment are
depressurised.
Make sure that the installation is
switched off and protected against
unauthorised or unintended activation.
Make sure that the equipment and the
pipes have cooled down to room
temperatures.
Wear protective clothing that is
suitable for the fluid and, if necessary,
wear protective gear.
