9
EN
THE PUMP STOPS
AFTER WORKING
FOR BRIEF
PERIODS
Thermal protection
intervention
Liquid temperature
too high
The temperature ex-
ceeds the
technical limits of the
pump
Internal fault
Contact the nearest
retailer
THE PUMP STOPS
AFTER WORKING
FOR BRIEF PERIODS
Pressure
applications
The difference be
-
tween
maximum and min-
imum pressure is
minimal
Increase the difference
between the two
pressures
DISPLAYED FAULT
CAUSE
SOLUTION
THE PUMP DOES
NOT STOP
Pressure applications
Maximum
pressure too high
Set maximum
pressure at a
lower value
THE PUMP
VIBRATES
Or is too noisy du-
ring operation
Flow rate too high
Reduce the flow rate
Cavitation
Contact the nearest
retailer
Irregular piping
Fix in a better way
Noisy bearing
Contact the nearest
retailer
Foreign bodies sliding
along the motor fan
Remove the foreign
bodies
Incorrect priming
Bleed the pump and/or
fill it again
11. DISPOSAL
This product falls within the scope of Directive 2012/19/EU regard
-
ing the management of electrical and electronic equipment waste
(WEEE).
Electronic-electrical equipment must not be disposed of with domestic
waste as it is made of various materials that can be recycled at the
appropriate facilities. Inquiries should be made through the munici-
pal authorities regarding the location of the ecological platforms that
receive products for disposal and their subsequent correct recycling.
Furthermore, it is worth remembering that, upon purchase of an equiv
-
alent appliance, shops are obliged to collect the product for disposal
free of charge.
This product is not potentially dangerous for human health and the
environment, since it does not contain harmful substances as per Di-
rective 2011/65/EU (RoHS), yet if abandoned in the environment it has
a negative impact on the ecosystem.
Read the instructions carefully before using the appliance for the first
time. It is recommended that you do not use this product for any pur-
pose other than that for which it was intended; there is danger of elec
-
tric shock if used improperly.
The crossed-out bin symbol found on the appliance label indicates
the compliance of this product with the regulations regarding electrical
and electronic equipment waste.
Abandoning the appliance in the environment or its illegal disposal is
punishable by law.
This symbol on the pump means that it cannot be disposed of with
household waste.
12. SUPPLIED TECHNICAL DOCUMENTATION
12.1. DRAWING SHOWING THE ELECTRICAL CONNECTIONS OF
A SINGLE PHASE MOTOR-DRIVEN PUMP
See FIG. 7
12.2. DRAWINGS SHOWING THE ELECTRICAL CONNECTIONS OF
A THREEPHASE PUMP
See FIG. 7
12.3. EXAMPLE OF A PLATE
See FIG. 8 (The manufacturer reserves the right to modify it).
12.4. DAR PUMP SPECIFICATIONS
U.M.
DAR DN50
DAR DN65
Max. temperature of
liquid pumped
°C
35
Max. size
of solids in suspension
mm
50
65
Max. immersion depth
m
See motor-driven pump rating plate
Delivery diameter
*
G 2”
DN 65
* = threading according to ISO 228
12.5. DAR MOTOR SPECIFICATIONS
DAR DN50
DAR DN65
TYPE
Submersible
MAX. STARTS
PER HOUR
20
RATINGS
See motor-driven pump rating plate
OVERLOAD
PROTECTION
SINGLE PHASE: thermal cutout w/automatic
reset
THREE PHASE: by installer
12.6. RATING PLATES
The manufacturer reserves the right to make changes.
12.7. INFORMATION ON AIRBORNE NOISE
Given the type of use, the motor-driven pumps do not exceed an A-weighted
sound pressure emission level of 70 dB (A).