76
4.1
TANK MAINTENANCE
The. preparation. of. hot. treated. water.
is. guaranteed. by. a. heater. in. INOX.
AISI. 316L,. complete. with. magnesi-
um. anode. for. protecting. the. heater.
and. inspection. flange. for. control. and.
cleaning..
The magnesium anode (20 fig. 2 -
16 fig. 2/a) should be periodically
controlled and substituted whenever
worn out.
4.4
DISASSEMBLY
OF OUTER CASING (fig. 13)
The. shell. can. be. completely. disas-
sembled. for. an. easy. maintenance. of.
the. boiler. by. following. the. numeric.
4 USE AND MAINTENANCE
3.3
Pump high efficiency diagnose and remedy (fig. 11/a)
Fig..11/a
LED diagnose and remedy
Led color
Continuous green
Red/green blinking
Red blinking
No LED
Meaning
Normal.running
Abnormal.situation.
(pump.functional.
but.stopped)
Stopped.(e.g..pump.
blocked)
No.power.supply
Diagnostic
Pump.run.as.
expected.or.is.faced.
to.a.phenomenon.
that.shortly.affects.
its.running
Pump.will.restart.
by.itself.after.the.
abnormal.situation.
disappeared
Reset.the.pump.
Check.LED.signal
No.voltage.
on.electronics
Cause
Normal.operation
1..Undervoltage.or.
Overvoltage:.
. U<160V.or.U>.253V
2..Module.overvoltage:.
. T°.inside.motor.too.high
Pump.cannot.restart.
itself.due.to.a.permanent.
failure
1).Pump.is.not.connected.
to.power.supply
2).LED.is.damaged
3).Electronics.are.damaged
Remedy
1..Check.voltage.supply:.
195V<U<253V
2..Check.water.&.ambient.
T°
Change.pump
1).Check.cable.connection
2).Check.if.pump.is.runnning
3).Change.pump
Signal.LED