Maintenance; Disposal; Spare Parts; Esignation Of Parts - Calpeda CA Serie Instructions Pour L'utilisation

8. 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
reparation executed with the electrical system under
EN
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.
In case of extraordinary maintenance, or maintenance
operations that require part-removing, the operator
must be a qualified technician able to read schemes
and drawings.
It is suggest to register all maintenance operation
executed.
During maintenance keep particular attention in
i
order to avoid the introduction of small external
parts, that could compromise the device safety.
It is forbidden to execute any operations with
the direct use of hands. Use water-resistant,
anti-cut gloves to disassemble and clean or in
other particular cases.
During maintenance
i
personnel is not allowed.
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. Routine maintenance
OFF
Before
disconnect the power supply and make sure
that the device could not accidentally operate.
When the pump remains inactive it must be
emptied completely if there is a risk of freezing.
To empty completely pumps, remove the pump and
turn it upside-down.
After a long idle period, before restarting the unit,
check that the impeller is not jammed because of
incrustations, settling solids (deposit formation) or
other causes. If necessary clean with suitable action.
8.2. Dismantling the system
Close the suction and delivery gate valves and drain
the pump casing before dismantling the pump.
8.3. Dismantling the pump
OFF
Close the suction and delivery gate valves before
dismantling.
For dismantling and re-assembly see construction in
the cross section drawing.
8.4. Pumps with IP 55 protection (Special con-
struction)
OFF
To always assure IP 55 degree of protection, it is
necessary to check the following points:
Page 12 / 64
operations,
operations
every maintenance
- Before starting the motors, carefully control the
position of the gasket between terminal box and
its cover. For cable of small size, use a protective
covering between cable and cable gland.
cleaning or - When disassembling the end shields of the motors,
restore the existing joint using the sealing glue
LOCTITE type 510 or other equivalent sealing
system, if any, and check the perfect assembly of the
sealing ring on the shaft.

9. DISPOSAL

OFF
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

external
10.1.
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.
14.00 Pump casing
14.04 Plug (filling)
operations
14.12 Plug (draining)
14.20 O-ring
14.24 Screw
26.00 Diffuser
26.04 Screw
28.00 Impeller
28.20 Impeller key
32.00 Lantern bracket
36.00 Mechanical seal
36.50 Shoulder ring
46.00 Deflector
73.00 Pump-side bearing
76.00 Motor casing with winding
76.04 Cable gland
76.54 Terminal box, set
78.00 Shaft with rotor packet
81.00 Fan-side bearing
82.00 Motor end shield, fan side
82.04 Compensating spring
88.00 Motor fan
90.00 Fan cover
92.00 Tie-bolt
94.00 Capacitor
94.02 Capacitor gland
98.00 Terminal box cover
98.04 Screw
99.00 Motor, complete
Changes reserved.
European Directive
2012/19/EU (WEEE)
Spare-parts request
Designation
CA Rev6 - Operating Instructions