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4CS_Rev4 - Operating Instructions
8. MAINTENANCE
Under normal operating conditions with clean water
the motor will not require maintenance.
Before any operations it's necessary to disconnect
the power supply.
If required ask to an electrician or to an expert
technician.
Every maintenance operations, cleaning or
reparation executed with the electrical system
under voltage, it could cause serious injuries
to people.
If the supply cord is damaged, it must be
replaced by the manufacturer, its service
agent or similarly qualified persons in order
to avoid a hazard.
It is suggest to register all maintenance operation
executed.
Never open the motor since il can only be shut and
adjusted with special tools.
Do not open the filling caps as there is no need for
adding any additional dielectric cooling liquid.
Do not carry out any modifications or
conversions to the motor or ils electrical
connections.
After completion of the work apply all safety
and proteclive devices completely and check
for their funclion
Maintenance operations that are not described in
this manual must be made only by special personnel
authorized by Calpeda S.p.A.
For further technical information regarding the use
or the maintenance of the device, contact Calpeda
S.p.A.
8.1. Measuring the insulation resistance
OFF
Perform this measurement before and while the
assembled unit is lowered to the piace of application.
The motor is ok ifthe insulation resistance at 20 °C
is at least:
Minimum insulation resistance with extension cable:
• for a new motor > 4 MΩ
• for a used motor > 1 MΩ
Minimum insulation resistance without extension
cable:
• for a new motor > 400 MΩ
• for a used motor > 20 MΩ
9. DISPOSAL
OFF
European Directive
2012/19/EU (WEEE)
The final disposal of the device must be done by
specialized company.
Make sure the specialized company follows the
classification of the material parts for the separation.
Observe the local regulations and dispose the
device accordingly with the international rules for
environment protection.
10. SPARE PARTS
10.1.
Spare-parts request
When ordering spare parts, please quote their
designation, position number in the cross section
drawing and rated data from the pump name plate
(type, date and serial number).
The spare parts request shall be sent to CALPEDA
S.p.A. by phone, fax, e-mail.
11. DESIGNATION OF PARTS
Nr. Part designation
14.46 Oil Cap
14.47 O-ring
36.00 Mechanical Seal
36.50 Mechanical seal circlip
40.00 Radial shaft seal
40.04 Spacer
40.08 Adjusting Ring
46.50 Sand Protection
70.00 Motor Flange
70.14 Cable fastener
70.15 Screw
70.18 Stud Bolt
70.19 Nut
70.20 Screw
70.21 Washer
73.00 Bearing
76.01 Motor jacket with winding
78.00 Shaft with rotor packet
81.00 Ball bearing
82.01 Lower Support
82.14 O-ring
86.00 Stator membrane cover
86.12 Fastening Ring
86.04 Membrane
96.00 Cable
96.05 Cable jacket
Changes reserved.
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Summary of Contents for 4CS Series
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