12
5. COMMISSIONING
DANGER
Damaged pump.
Risk of death by electric shock.
Before commissioning, check the
pump for external damage.
• Carry out a test run.
• Check the freedom of movement of the
float.
6. MAINTENANCE
DANGER
Damaged pump.
Risk of death by eletric shock.
Before commissioning, check the
pump for external damage.
NOTICE
Maintenance of the lifting pump
must be carried out by qualified
personnel.
No particular maintenance is required when
the pump is used in normal conditions.
7. INCIDENTS/CAUSES/REMEDIES
Abnor-
malities
observed
Possible causes
Action to be taken
The motor
doesn't start
up
No voltage or
wrong voltage
Switch on the pump,
check the power
supply
Float blocked in
low position
Unblock the float
Float out of
service
Consult SFA after-
sales service
Pump out of
service
Consult SFA after-
sales service
Defective power
cable
Exchange/replace-
ment (after-sales
service)
Activated
motor protection
(overheating,…)
Check, inform after-
sales service
Motor
rotates, but
does not
buzzing
Defective capa-
citor
Consult SFA after-
sales service
Impeller blocked Clean the pump
housing
Motor
rotates, but
does not
convey
Closed discharge
valve
Check that the valve
is open
Discharge pipe
clogged
Clean
Non-return valve
defective
Consult SFA after-
sales service
The motor
runs, eva-
cuates but
the flow is
insufficient
The manhole/
tank is not pro-
perly ventilated
1st commissioning:
Ventilate the deli-
very pipe so that the
water flows into the
pump casing
Pump incorrectly
ventilated (air
in the pump
housing)
Clean the bleed hole
at the outlet of the
pump housing
Discharge pipe
dimensioned too
small
Min. diameter of 50
mm
The pump
stops too
quickly
Pump blocked
Unplug and clean
Thermical pro-
tection on
Check the water
temperature (see 3.4
Technical specifica-
tions)
8. GUARANTEE
Sanipump® SLD 700
is guaranteed for 2 years
for parts and labour, subject to correct instal-
lation and use of the unit.
