GESTRA UNA 46, Оригинальная инструкция по установке

Страница: 20 / 52

20

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.

Secure the control unit to the body as described
in the section "
Mounting the control unit
" from
page 20.

Attach the cover to the body as described in the
section "
Mounting cover
" from page 21.
Cleaning and checking the membrane
regulator capsule
On models with DUPLEX control unit and control
membrane, clean the control membrane as follows.
The bimetallic vent is installed fixed in the
control unit. It cannot be removed.

Remove the cover from the body as described in
the section "
Removing cover
" from page 19.

Remove the control unit as described in the
section "
Removing control unit
" on page 19.

Remove the membrane regulator capsule as
described in section "
Exchanging the membrane
regulator capsule
" on page 30.

Clean the membrane regulator capsule with cold
clean water.

Use a depth gauge to check the dimension x of
the membrane regulator capsule as shown in
the following drawing.
The membrane regulator capsule is intact if
dimension x exceeds 4.0 mm.

Discard and replace defective membrane
regulator capsule with a new one.

Mount the membrane regulator capsule as
described in section "
Exchanging the membrane
regulator capsule " on page 30.
Mounting the control unit
Attention!
Malfunctions may occur if the control unit
is installed incorrectly.

When installing the equipment make
sure that the name plate points
upwards and the float arm is free to
move up and down.

Make sure that the flow arrow on the
equipment body matches the direction
of flow in the pipe.

Check all removed parts for signs of damage.

Replace all worn or damaged parts.

Clean all dirty parts.

Apply high-resistant lubricant to all threads,
bearing faces of screws, nuts and bolts.
The lubricant must have the same properties as
OKS
®
217.
Attention!
Equipment may leak if the gasket is
damaged.

Replace all gaskets that you loosen
during your work.

Use only new gaskets of the same
type.