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IceTech FD Series - Page 16

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SERVICE MANUAL FD/HD
16
Analogical inputs
Symbol
Description
ESP
Thickness detection sensor
NW
Water level in reservoir
Connector for double layer stacking of 2 machines
Symbol
Description
CO1
Connector + jumper for indication of the lower machine
LED signalling
Symbol
Description
LO 1-6
6 orange LEDs for each output
LI 1- 7
7 green LEDs for each input
LE 1-4
4 red LEDs for status/alarm (flashing) stand by ice full - wash
4.3. Alarms
They detect operational malfunctions. They are indicated with the flashing status LEDs LE1-4.
During some alarms a second operation retry attempt is carried out and if repeated again, the
J2
Time alarm valuation jumper
J3
Curtain micro relay contact jumper NC/NO
J4
Water inlet valve e/w timeout
J5
Free Jumper

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