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GM10 Rev. 13 - Operating Instructions
EN
In case of extraordinary maintenance, or maintenan-
ce operations that require part-removing, the opera-
tor must be a qualified technician able to read sche-
mes and drawings.
It is suggest to register all maintenance operation
executed.
During maintenance keep particular attention
in 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 the
filter or in other particular cases.
During maintenance operations external
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
Before every maintenance operations
disconnect the power supply and make
sure that the device could not accidentally
operate.
The pump may have been immersed in
hazardous substances or products
emanating toxic gases, or may be located
in an environment which is toxic due to
other reasons; make sure all necessary
precautionary measures are taken to avoid
accidents.
Any pumps that require inspection/repair must be
drained and carefully cleaned inside and outside
before dispatch/submission.
Hose down all accessible parts with a jet of water.
If there is a risk of freezing, take the pump out of the
water and leave in a dry place.
When used with muddy liquids, run the pump briefly
with clean water to remove all deposits immediately
after use or before a period of inactivity.
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
For disassembly and reassembly, refer to the cross-
section drawing (paragraph 12.3 Annexes).
The pump function can be impaired by erroneous
procedure or tampering with internal parts.
To inspect the impeller (28.00), to clean the internal
parts and to check whether the impeller turns freely
when moved by hand, remove the screws (14.24)
pump casing (14.00).
To dismantle the impeller remove the circlip (28.05).
Others parts should not be dismantled.
9. DISPOSAL
European Directive
2012/19/EU (WEEE)
The final disposal of the device must be done by spe-
cialized company.
Make sure the specialized company follows the clas-
sification of the material parts for the separation.
Observe the local regulations and dispose the device
accordingly with the international rules for environ-
ment protection.
10 SPARE PARTS
10.1 Spare-parts request
When ordering spare parts, please quote their desi-
gnation, position number in the cross section drawing
and rated data from the pump name plate (type, date
and serial number).
Any
pumps that require inspection/repair
must be drained and carefully cleaned inside
and outside before dispatch/submission.
Hose down all accessible parts with a jet of water.
The spare parts request shall be sent to CALPEDA
S.p.A. by phone, fax, e-mail.
Nr. Designation
12.00 Casing cover
12.20 Screw
14.00 Pump casing
14.20 Casing gasket
14.24 Screw
14.28 Nut
28.00 Impeller
28.05 Circlip
34.00 Casing cover
40.00 Radial shaft seal
70.00 Motor cover, pump side
70.11 Cable gland ring (float switch)
70.12 Cable gland ring
70.13 Washer
70.14 Cable fastener
70.15 Screw
70.20 Screw
73.00 Pump side bearing
73.08 V-Ring
76.00 Motor casing with winding
76.60 Float switch
78.00 Shaft with rotor packet
81.00 Bearing
81.12 Compensating ring
82.04 Compensating spring
94.00 Capacitor
96.00 Cable
96.02 Cable with plug
OFF
OFF
OFF
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