grandimpianti GH6, Service Manual

Page: 21 / 44

Service manual WM70.C
23
Components and measurement values
Item number Component Measurement value Comment
80 658 33 CIM motor Resistances:
Pins 1-3 stator 3.7
:
Pins 1-2 stator 3.6
:
Pins 2-3 rotor 3.6
:
Pins 4-5 tacho 178
:
80 617 03
80 617 04 Heating element 2000 W
Heating element 1000 W
80 761 02 Thermistor 6.1–3.8 k
:
(at room
temperature 20–30°C)
The thermistor for measuring temperature is
located between the motor cradle and the drum.
The thermistor measures and controls the water
temperature, which can vary from 0 to 92°C. The
heater is disconnected if the thermistor is short-
circuited or disconnected from the programme
control card.
88 012 63 Drainage pump 50 Hz 144
:
The drainage pump is combined with an integrated
fine filter trap, which can be cleaned by the user.
If the drainage pump has run for 3 minutes during
draining, the programme stops, resets and a fault
code is indicated on the display. The pump has a
capacity of 20 litres/minute.
88 012 64 Drainage pump 60 Hz 76
:
80 782 21
,EVELSWITCH
Electromechanical level switch with two levels (see
wiring diagram). Used to indicate levels for door
opening, heat and overflow.
80 762 02 EMC filter 50/60 Hz 680
:
The filter eliminates interference to and from the
machine.
80 793 24 Inlet valve 3.7 k
:
± 0.5 k
:
Two-way inlet valve, 8 litres/minute
80 798 73 Door lock 122
:
The door lock is electromechanical and equipped
with a magnet.
80 833 15 One-way inlet valve
80 818 07 Motor control
80 806 28 Control unit
80 833 43 Communication unit
80 083 65 Outlet valve
Thermistor measurement values
Temp, ºC Resistance, ohm
0 15806
10 9634
20 6046
25 4841
30 3900
40 2579
50 1744
60 1204
70 848
80 609
85 519