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G-18.mft with vending machine control system
M
AINTENANCE
AND
SERVICE
43
National Rejectors, Inc. GmbH, Buxtehude
LED
green
LED
is flashing
red
LED
is flashing
green
and
red
LED
are flashing
Meaning
Credit sufficient for purchase
Upon coin insertion
(coin acceptance inhibited)
• Credit has reached the highest
price
• All chutes are empty/defective
• Malfunction in the escrow/
motorized return mechanism
Upon pressing the selection
button
• Credit not sufficient for purchase
• Chute is empty/defective
Coin validator is in the service
mode and not in the operating
mode
Troubleshooting
No error, press selection button or
insert additional coins for more
expensive product
• No error, do not insert any more
coins and press selection button
• Fill the chutes or reset the error
by activating the automatic test
run (see Chap. 6 "Starting up")
• Reset the error by activating the
automatic test run (see Chap. 6
"Starting up")
• No error, insert additional coins
(with "exact price", until credit =
price; with "overpay", until credit
≥≥≥≥≥
price) and press selection
button
• Fill the chute or reset the error by
activating the automatic test run
(see Chap. 6 "Starting up")
No error, set DIL switch on
additional control PCB back again
(to OFF)
Status and error messages of the pilot lights in the machine
door
The two pilot lights (LEDs) in the vending machine door that are controlled
via the additional PCB are supposed to make it easier for the customer to
operate the vending machine in normal operation. However, these LEDs
also tell the service technician that there is a malfunction and what kind of
malfunction it is. Accordingly, the green LED is used during a correct selling
sequence and the red LED in the event of a malfunction or an error during
the selling sequence: