Mounting Heating- / Cooling Energy Meter; Only C5-Asf Type A1 - Zenner zelsius C5-CMF Manuel De Montage

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■
For symmetrical temperature sen-
sor installation, mount an identical
ball valve in the return. This one
is used for mounting the return
sensor.
Mounting heating- / cooling
energy meter
■
Flush the system thoroughly befo-
re mounting the heat meter.
■
Close shut-off valves and depres-
surize the installation point.
■
Unscrew the closing cap (2) from
the connection interface (4) re-
spectively unscrew the existing
measuring capsule.
■
Check the sealing surfaces and
threads on the measuring cap-
sule and connection interface for
damage.
■
Remove the old seal, clean the
sealing surface and use the new
seal (3) with the flat side up in the
connection interface.
■
Attention: insert only one profile
seal! The O-ring at the inlet filter of
the flow meter must be in groove.
■
Use only new and flawless sealing
material, no hemp or similar!
■
Remove the screw cap (1) of
the new measuring capsule (5).
Screw the measuring capsule into
the connection interface (4)!
■
Tighten the measuring capsule
gently with a hook wrench (eg
according to DIN 1810 A, 68-75
mm) until it stops the connection
interface: - The correct position
is reached when all the threads
of the threaded ring are screwed
24
Français
into the connection interface until
the dead stop, or the end of the
last thread is in line with the upper
edge of the connection interface.
■
Turn the heat meter calculator into
the desired reading position.

Only C5-ASF type A1

Lubricate the provided O-ring with
suitable silicone grease and place
it upon the upper shoulder of the
connection interface.
■
Remove the calculator and screw
the measuring capsule careful-
ly into the connection interface.
You reach the final position, if all
threads are completely screwed
into the connection interface res-
pectively if the end of the last th-
read is aligned with the top of the
connection interface. Afterwards
check the installation point for
leak tightness.
5)
1)
2)
3)
4)