32
112202RE101_A_M
7 TROUBLESHOOTING
EN
Problem
Possible cause
Solution
Diaphragm pump
does not generate
suction
•
Pump is not getting enough water
•
Completely submerge the suction
strainer
•
Blocked suction filter
•
Clean the filter element
•
Filter cap not tightly sealed
•
Tighten the cap
•
Loose lines
•
Tighten the fittings
•
Leaking hoses/lines
•
Replace the hoses/lines
•
Leaking diaphragms
•
Replace diaphragms
•
Damaged or worn suction/discharge
valve or valve seats
•
Replace the cylinder head
•
Replace the pump
Diaphragm pump:
pressure too low
or fluctuating
•
Pump is not getting enough water
•
Completely submerge the suction
strainer
•
Blocked suction filter
•
Clean the filter element
•
Loose lines
•
Tighten the fittings
•
Pressure in the accumulator too low
•
Pump up the accumulator (7 bar)
•
Leaking diaphragms
•
Replace the diaphragms
•
Damaged or worn suction/discharge
valve or valve seats
•
Replace the cylinder head
•
Replace the pump
Not possible to
regulate pressure
•
Valve and seat in the pressure regulator
are worn
•
Replace
Water pressure
drops off
•
Oil level too low
•
Top up
•
Valve spring broken
•
Replace
Pump knocks
(ticking sound)
•
Blocked suction filter
•
Clean the filter element
Hydraulics not
working
•
Flow control valve stuck fully open
•
Tighten several turns
Reel does not roll
out
•
Contamination in flow restrictor: reel
hydraulic motor
•
Clean
Reel does not roll
in
•
Contamination in flow restrictor: on
hydraulic motor drive rollers
•
Clean
Hydraulic oil
getting too hot
•
Hole in flow restrictor on hydraulic
motor drive rollers too small or plugged
•
Clean
•
Drill the hole (Ø1.4) to an oversize
several tenths of a millimetre larger (not
too much!)
Remote control
•
Remote control does not work
•
Battery is flat
•
Emergency stop button (on the remote
control) is pressed in
•
Green indicator lamp on the ABS
housing in not lit
•
Fuse is blown; see section ‘replacing
the fuse’
7 TROUBLESHOOTING
Introduction
Consult the table to resolve problems. Contact Sieger if you cannot resolve the problem.
