SERVICE MANUAL
SPIKA SERIES
38
100
425
416
365
312
299
8 USER TROUBLESHOOTING GUIDE
8.1.- UNDERCOUNTER MODELS
PROBLEM
PROBABLE CAUSE
SOLUTION
None of the electrical parts
work. Front switch on but pilot
is off
The machine is unplugged.
Plug in the machine and verify socket power
Front pilot on but none is
working
Curtain not proplyl closed
Check curtain free movement and closed position
PCB alarm
Switch unit off-on. If continues see PCB alarms
diagnosis in this table
No water in tray
Not incoming water
Check water supply
Inlet strain at water valve blocked
Check and clean
Not enough water time
Increase water time. dip 5-7 (table xx)
Ice slab empty or too thick
Desadjusted cycle time
Adjust cycle timer dip 1-4 (table xx)
Desajusted cycle cut temperature
Tc
Adjust dip 8 (ver punto xx)
TXV bulb faulty contact
check
Difficult to release ice slab at
harvest
Unit bad leveled (tilted to back)
Level; down front
Dirty or scaled evaporator
Perform descaling procedure
Not enough water time
Increase water time. dip 5-7 (table xx)
Not uniform flow pattern at
evaporator
Dirty or scaled distributor
Perform descaling procedure.
Remove and clean distributor (pull from two clips
at distributor sides)
PCB alarms. See point 4.1
High pressure switch
Dirty condenser
Clean condenser
Defective fan
Check. Replace
Defective pressure switch
Check. Replace
NTC probe error
Defective probe
Check. Replace
Defective probe plug connection
Check