Cleaning The Suction Grid; Cleaning The Impeller; Troubleshooting; Guarantee - Kramp D-DW Instructions Pour L'installation Et La Maintenance

10.1 Cleaning the suction grid

(Fig.7)

Switch off the electric power supply to the

Drain the pump.

Unscrew the retaining screws on the filter (b).

Remove the suction grid

Clean and reassemble the suction grid

11. TROUBLESHOOTING

Before taking any troubleshooting action, disconnect the pump from the power supply (i.e. remove the
plug from the socket). If there is any damage to the power cable or pump, any necessary repairs or
replacements must be performed by the manufacturer or his authorized customer support service, or
by an equally-qualified party, in order to prevent all risks.
FAULTS
1 The motor
does not start
and does not
make any
noise.
The pump does
2 not deliver flow
3 The pump does
not stop.
4 The flow rate is
insufficient
5 The pump stops
after having run
for a short time.

12. GUARANTEE

Any modification made without prior authorisation relieves the manufacturer of all responsibility. All the
spare parts used in repairs must be authentic and all accessories must be authorised by the
manufacturer, in order to ensure maximum safety of the machines and of the systems in which they may
be installed.
This product is covered by a legal guarantee (in the European Community for 24 months from date of purchase) against
all defects that can be assigned to manufacturing faults or to the material used.
The product under guarantee may, at discretion, either be replaced with one in perfect working order or replaced free of
charge if the following conditions are observed:

the product has been used correctly in compliance with the instructions and not attempt has been made to
repair it by the buyer or by third parties.

the product has been consigned to the outlet where it was purchased, attaching a document as proof of
purchase (invoice or cash register receipt) and a brief description of the problem found.
The impeller and parts subject to wear are not covered by the guarantee. Intervention under guarantee does not extend
the initial guarantee period in any way.
pump.
(c)
.
CHECKS (possible causes)
A. Check that voltage is reaching the
B. Check the protection fuses.
C. The switch is not activated by the float.
A. The suction grid or the pipes are blocked.
B. The impeller is worn or blocked.
C. The head required is higher than the pump's
characteristics.
D. Presence of air
A. The switch is not deactivated by the float
A. Check that the suction grid is not partially
blocked
B. Check that the impeller or the delivery pipe
are not partly blocked or encrusted.
C. Ensure that the check valve (if contemplated)
is not partially blocked
A. The thermal overload protection device stops
the pump.
ENGLISH

10.2 Cleaning the impeller

(Fig.8)

Switch off the electric power supply to the

Drain the pump.

Unscrew the retaining screws on the filter (b).

Remove the suction grid (c)

Wash the pump with clean water to remove possible
impurities between the motor and the pump jacket.
(d).

Clean the impeller

Check that the impeller can turn

Assemble the parts, proceeding in inverse order to
disassembly.
motor.
A. Verificare che la spina sia
B. If burnt out, change them.
A.
B.
C. Replace it with one with a higher head.
D.
A. Check that the float can move freely.
A. Remove any obstructions.
B. Remove any obstructions.
C. Accurately clean the check valve
A. Check that the fluid to be pumped is not
B. Check that the water temperature is not
4
(d).
freely.
REMEDIES
correttamente inserita
- If burnt out, change them. Place it facing
up.
- Increase the depth of the trap.
Remove the obstructions or straighten
the hose if it is twisted.
Replace the impeller or remove the
obstruction.
Wait at least 1 minute until it is
eliminated
too dense as it would cause overheating
of the motor.
too high.
pump.