Nelson SC45A WS User Manual

15
If the machine is left unused for extended periods, drain the water from the boiler and the electric pump and
apply some Vaseline on the stainless steel surfaces.
N.B. : These operations must be carried out only after power has been removed from the appliance
by setting the main switch upstream from the machine into the “OFF” position.
19. SERVICE MANUAL AND ADVICE FOR TROUBLESHOOTING
Whenever the appliance fails to work, check for a solution from the following list so as to be able to give the
Technical Assistance Centre useful information for troubleshooting. The most recurring causes of
malfunction are:
A) BY SETTING THE SWITCHER INTO THE ON POSITION THE MACHINE DOES NOT START
B) THE WATER DOES NOT ENTER THE DISHWASHER
C) WATER KEEPS ENTERING THE DISHWASHER
D) THE WATER DOES NOT HEAT UP (MONO-PHASE MACHINE)
D1) THE WATER DOES NOT HEAT UP (TRI-PHASE MACHINE)
E) THE WATER OVERHEATS
F) THE WASH ELECTRIC PUMP IS FAULTY
G) THE MACHINE DOES NOT RINSE
H) THE MACHINE RINSES UNINTERRUPTEDLY
I) THE WASH RESULTS ARE UNSATISFACTORY
J) THE WATER DISPENSER OF THE SURFACTANT IS FAULTY
K) THE ELECTRIC DISPENSER OF THE DETERGENT IS FAULTY
L) THE REGENERATION CYCLE DOES NOT START
M) THE DRAINAGE PUMP IS FAULTY
Once the area where the anomaly has presumably occurred, has been identified, proceed as indicated in the
tables below.
A BY SETTING THE SWITCHER INTO THE ON POSITION THE MACHINE DOES NOT START
POSSIBLE CAUSE
SPECIFIC SOLUTION
• There is no voltage in the electrical system, or the main switch is
disconnected or the corresponding fuses are burned-out;
• The machine connecting cable may be interrupted;
• The conductors in the control panel terminal board may be
loosened;
• The machine line switch is inefficient;
• The conductor contacts are inefficient;
• Door micro may be faulty.
• Electronic board
• Check;
• Replace;
• Check and tighten;
• Replace;
• Check and replace
• Replace.
• Check connection and in case
replace the board
B THE WATER DOES NOT ENTER THE DISHWASHER
POSSIBLE CAUSE
SPECIFIC SOLUTION
• There is no water in the water system or the tap is closed;
• The supply pipe may be bent or compressed;
• The filter of the solenoid valve may be dirty;
• The coil of the solenoid valve may be broken;
• The small piston of the solenoid valve may be blocked.
• Connections on the circuit may be faulty;
• The pressure switch is faulty.
• Electronic board
• Check;
• Check;
• Remove and clean;
• Replace;
• Remove and check;
• Check all connections;
• Replace.
• Check connection and in
case replace the board

Nelson SC45A WS Specifications

General

Brand	Nelson
Model	SC45A WS
Category	Washer
Language	English