COSMO
High
‐
efficiency
pump
CPH
2.0
50
FACTORY
SETTINGS:
Control
mode
with
minimum
proportional
differential
pressure.
8.1.3
Error
messages
E1
Dry
running
E2
Loss
of
motor
control
–
can
be
due
to
incorrect
parameters,
blocked
rotor,
missing
phase,
motor
disconnected.
E3
Short
circuit
between
phases
or
between
phase
and
ground.
E4
Software
fault.
E5
Fault
in
the
safety
module
–
can
be
due
to
unexpected
excess
current
or
some
other
hardware
fault
in
the
circuit
board.
8.1.4
Shutdown
The
COSMO
Type
CPH
2.0
high
‐
efficiency
pump
must
be
taken
out
of
service
as
instructed
in
the
operating
manual.
All
electrical
cables
must
be
disconnected
and
removed
before
shutdown.
Close
the
shut
‐
off
valves
above
and
below
the
pump,
loosen
the
pump's
upper
and
lower
couplings,
and
remove
the
pump
from
the
pipework.
8.1.5
Putting
back
into
service
See
Chapter
7
"Installation
and
electrical
connection".
Caution
–
Risk
of
burns
Risk
of
burns
from
escaping
medium.
o
Maintain
a
safe
distance
from
escaping
media.
o
Wear
suitable
personal
protective
equipment
(safety
gloves,
goggles).
