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 10 / 42
4 – TECHNICAL DATA AND FEATURES
Height
500 mm
Width
508 mm
Depth
528 mm
Overall depth with door open
724 mm
Weight
28 Kg
Power supply voltage
230 V AC - 50 Hz
Installed power
1500 W (espresso)
2400 W (FB / I)
Payment systems used
The machine is pre-set to use
(by means of specific kits) payment systems
coin mechanisms and 24 V DC validators with protocols
EXECUTIVE BDV, MDB
Water supply:
From the mains with a water pressure of 5 to 85 N/cm
2
BASE VERSIONS:
Espresso – Instant – Fresh brewer
INSTALLED BOILERS AND TEMPERATURE
One pressure boiler for the espresso version
One open-top boiler for instant and Fresh-brew
versions
Temperature setting via software
SAFETY DEVICES
Main switch (at the back) – Main switch upon opening the door
Water inlet solenoid valve with overflow device
Manual-reset boiler safety thermostat
Manual-reset instant boiler anti-boiling thermostat
Air-break float block
Presence of liquid waste tray – Presence of coffee grounds tray
Boiler sensor control (short-circuit or failure)
Double heating and timing protection for:
Pump – Doser devices – Coffee unit ratiomotor – Coffee grinder – Mixer motors
Fuse protection for: Transformers, electronic boards and main wiring
CONTROLS
Presence of water
Presence of coffee
Operating temperature reached
508
500
528
331
724
331
