ENGLISH
17
SUBSON 10 and AB
4 The suction strainer is screwed to the pump housing,
– Loosen 4 screws (Ø4 x 60),
– Remove suction strainer, handle O-ring (Ø155 x 2)
between suction strainer / pump housing with care.
5 Clean the impeller and pump housing under running water.
The impeller must turn freely.
6 Replace damaged or worn parts with original spares.
7 Re-assembly the pump in the reverse order.
10.
FAULTS, CAUSES AND REMEDIES
Only have faults remedied by qualified personnel!
Observe safety instructions in 9 Maintenance.
If the fault cannot be remedied, please contact the trade or
your nearest
Salmson-After-sales Service or agent.
11.
SPARE PARTS
Spares should be ordered through local trade outlets and/or
the Salmson-After-sales Service.
To avoid queries and incorrect orders, all the data on the
name plate must be indicated when ordering.
Subject to change without prior notice!
Fault
Cause
Remedy
The pump does not start or stops
during operation
Current supply interrupted
Check fuses, cables and electrical connec-
tions.
Motor protection switch has tripped
Allow the pump to cool down, it will start
again automatically
Fluid temperature too high
Allow to cool down
Pump silted up or blocked
Disconnect the pump from the mains and
remove from the shaft.
Remove the suction strainer and rinse the
suction strainer / impeller under running
water
Pump does not switch on/off
Float switch blocked or cannot move freely
Check float switch and ensure mobility
Pump does not pump
Air in the installation cannot escape
Place the pump at an angle in water briefly
until the air escapes.
Vent the installation / drain if necessary
Dismantle suction strainer / whirl device, rinse
suction strainer / vent slit under running
water.
Check the switch-off level "h1"
Water level below the intake port
If possible, submerge the pump deeper
(observe the switch-off level)
Pressure pipe / hose diameter too small (losses
too high)
Bigger dimensioning of the pressure pipe /
hose diameters
Non-return valve sticking in the pressure port
check function
Hose kinked / check valve closed
Clear kink in hose / open check valve
Flow rate drops during operation
Suction strainer blocked / impeller blocked
Disconnect the pump from the mains and
remove from the shaft.
Remove the suction strainer and rinse the
suction strainer / impeller under running
water.