NW Global Vending – TECHNICAL MANUAL
This document was produced by MARK AC for the exclusive use of the technical personnel in the after-sales service.
. No part of this document may be divulged to a third party or reproduced partially or entirely without the prior permission of NW GLOBAL VENDING
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New dispenser “KORO”
07/10/2005
page 23 / 42
17 - PUSH-BUTTON BOARD
18 - BOILER CONTROL BOARD
1 - Selection buttons
2 - Not used
3 - To mechanical counter (optional)
4 - To actuation/CPU board
5 - Input
6 - Display adjustment trimmer
7 - To display
8 - 12 Vdc validators
9 - Not used
10 - RS232 serial port
11 - Not used
12 - Programming access button
13 - Wash button
14 - Display card
Triac board
This board is controlled by the machine board and is
powered under 230 V AC.
It used for controlling and starting the boiler heating
element.
Connector
J2
is connected to a 230V AC phase
Connector
J1
receives the information from the
SM
board
that sends a consent signal to activate the triac for the
power supply to the heating element.
6
4
STRC
2 3
5
7
8 9
10 11
12
13
1
14
