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SOI/DT 2003-12 dmm
26/50
599 36 20-08
Selector
position
Components activated
Operating
conditions
Function checked
1
Ø
All the LEDs light in sequence.
Ø
When a button is pressed, the corresponding LED
lights and the buzzer sounds.
Always activated.
Operation of the user
interface.
2
Ø
For models with the canister in the lower section: If
the floating switch is closed (canister full), the
phase/warning LEDs flash; if the switch is open,
they remain lit.
Ø
Canister fill pump: (models with canister in upper
section) with switch closed.
Door closed. Max.
time 30 sec. Sump
full (0.7 litres
approx.)
Operation of the floating
switch and canister fill
pump.
3
Ø
Motor triac and relay.
Ø
Canister fill pump always powered (only for models
with canister in the upper section).
Door closed. Max.
time 10 min. Pump
30 sec.
Controls counter-
clockwise drum
rotation.
4
Ø
Triac motor in stepping operation.
Door closed. Max.
time 10 min.
Control of clockwise
drum rotation (low
speed for visual
inspection of drum shell
assembly).
5
Ø
Higher-power (1400W) heating element.
Ø
Motor triac for ventilation.
Door closed. Max.
time 10 min.
Heater unit (half
power).
6
Ø
Both branches of the heater unit.
Ø
Motor triac for ventilation.
Door closed. Max.
time 10 min.
Heater unit (full power).
7
Ø
Conductimetric sensor. This check has a duration
of 4 sec. (
1 sec. to create the short circuit
). The
phase/warning LEDs flash during this period. If the
result is correct at the end, the LEDs remain lit; if
not, the LEDs flash and alarm
E32
is displayed.
Door closed.
Short
circuit between the
two drum shells
.
Control of the
conductimetric sensor
when short-circuited.
8
Ø
Conductimetric sensor. This check has a duration
of 4 sec. The phase/warning LEDs flash during this
period. If the result is correct at the end, the LEDs
remain lit; if not, the LEDs flash continuously.
Door closed.
Control of the
conductimetric sensor
when the circuit is
open.
9
Ø
No check. The phase/warning LEDs remain lit.
---
---
10
Ø
Floating switch: in models with the canister in the
upper section, the phase/warning LEDs flash if the
switch is closed, and remain lit if the switch is
open.
Ø
Canister fill pump (models with canister in upper
section only) with switch closed.
Door closed. Max.
time 30 sec.
Operation of floating
switch (sump empty)
11
Ø
Reading/cancellation of the last alarm code.
---
---
12-13-14-15
Ø
All the LEDs light in sequence.
Ø
When a button is pressed, the corresponding LED
lights and the buzzer sounds.
Always activated
Operation of the user
interface.