Tuttnauer 1730EK, Technical Manual

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67
Corrections
31.1
Replace the d
oor switch.
31.2
Fix the conne
ctions.
31.3
Replace boar
d ANL-T2.
32.1
Press the swit
ch a few time
s and watch that
it opens and c
loses correctl
y. Replace if
switch is faul
ty.
32.2
Fix the connections.
32.3
Replace board ANL
-T
2.
33.1 Replace
the
faulty gasket.
34.1 Replace
if
sw
itch is faulty.
34.2 Replace
float.
34.3
Replace damaged w
ires.
34.4
Replace ANL-T2 board.
Pos
sib
le ca
use ch
eck
-u
p and tes
ts
31.1
Check if door
switch is stuck or faulty.
31.2
Check connection of switch to ANL-T2 board. Verify that no sh
ort
circuit exist on
both co
nnections (to switch and to
boar
d)
and on the entire wire.
31.3
If the switch is in order the
input circuit
on
ANL-T2 board is faulty.
32.1
Door switch stuck.
32.2
Check connection of switch to ANL-T2 board. Verify that no sh
ort
circuit exist on
both co
nnections (to switch and to
boar
d)
and on the entire wire.
32.3
If the switch is in order the
switch-input
circuit on ANL-T2 board is
faulty.
33.1
Check if the gasket is smo
oth, while
verifying t
hat the door
closes properly.
34.1
Check if the switch is stuck. Move it u
p a
nd
down and watch that it ope
ns and closes
correctly.
34.2
Disconnect the wire from t
he float switc
h
and touch
gro
und. Check re
action. If there is
reaction the float is damaged.
34.3
Check the wires between the float switch and JP6/1 on AN
L-T2.
34.4
If previous checks are
OK
ANL-T2 board is
faulty.
Symp
to
m
31.
The door sw
it
ch
ind
icates
door is permanently closed.
32.
The door sw
it
ch
ind
icates
door is permanently open.
33. Steam
leak
s through the
door, despite the fact that door is tightly closed.
34.
The flo
at sw
itch
at the
wate
r re
se
rv
oir is
a
lw
ay
s
ON or OFF.