GESTRA Gestramat CW 41, Original Installation Instructions

Page: 18 / 40

18

In the event of back pressure, you must also
block off the drainage line downstream of the
equipment.
The screw plugs opposite the thermometer and
pressure gauge feature a hole. Through this, you
can let off pressure with the screw plugs.

Slacken one of the two screw plugs slightly.
You can now hear the medium diverting through the
hole. The display on the pressure gauge changes.

Once the pressure has fully dissipated, close the
screw plug.

Only commence work once the pressure gauge
displays zero pressure.
DANGER
If the equipment is used in contaminated
areas there is a risk of severe injuries or
death caused by harmful substances in or
on the equipment.

Only qualified personnel are allowed to
perform work on contaminated
equipment.
 Always wear the protective clothing
prescribed for contaminated areas
when working on the equipment.

Make sure that the equipment is
completely decontaminated before
carrying out any service work.

Follow the pertinent instructions for
handling the hazardous substances in
question.
Attention!
Frost damage may occur when the
installation is shut down.
 Drain the equipment if ambient
temperatures below 0 °C (frost) are to
be expected.
If there is a risk of freezing, you must
completely drain the equipment after
operation.
To do this, you can install a drainage valve
in the water pocket.
To drain the equipment, proceed as follows:
 Make sure that medium exiting the system is
caught.
 Unscrew the adjuster at the bottom out of the
body.
Medium exits the system.
 Wait until the equipment has drained fully.

Remove the sealing ring from the hole.

Dispose of the sealing ring in accordance with
regulations at the location of use.

Insert a new sealing ring of the same type in the
hole.
 Lubricate all threads and the contact surfaces of
nuts and bolts with temperature-resistant
lubricant.
The lubricant must have the same properties as
OKS
®
217.

Screw the adjuster into the body.

Using the adjuster, tighten the size 32 hex nut
to a torque of 80 Nm.
Removing external dirt deposits

To remove dirt deposits rinse the equipment
with fresh water and wipe it with a clean, lint-
free cloth.

To remove any persistent residues use a
cleaning agent that is suitable for the material
and carefully wipe the equipment with a clean,
lint-free cloth.
Maintaining the equipment
The equipment does not require any particular
maintenance.