Necta Colibri - Doser Devices and Powder Product Containers; Mixer Unit

NECTA SPA TECHNICAL MANUAL “COLIBRÌ”
Service Manual: Colibrì Edition 02-2002 17 /25
8 - DOSER DEVICES AND POWDER PRODUCT CONTAINERS
Due to the compact size of the Colibrì new powder ratiomotors needed to be designed, with quick fastening without any
screws, to allow easy access for maintenance.
9 - MIXER UNIT
Apart from their application, the mixer is the usual excellent and reliable
ones used in the entire Necta production.
A mixer must have two main features:
1) Ease of disassembly and limited number of components to be able to
meet the HACCP directive.
2) The quality of dispensed products that must have as much as
possible the appearance of products served at the bar.
The motors are special high rotation speed commutator motors powered
with 230 V AC and fitted with interference suppressors and reset-able
overheat protections.
The motors are activated by relay K 08 (Espresso version) K 03
(Instant version)
T
he
p
owder and bean container module is a sin
g
le unit
comprising all containers needed for the machine (1 for
coffee beans and 2 for soluble powders.
For removal, the front door must be opened, as for
safety reasons a special auto
mechanical safety pin
prevents the unit from being opened with the door
closed.
Connection with the ratiomotors, vertically, is automatic.
T
here are 4 containers in the instant version.
T
he ratiomotors are of the induction t
yp
e
(
without
brushes) powered with 230 V AC 80 W and protected
from overheating by a an auto-reset klixon.
T
he ratiomotors are activated b
y
rela
y
s K10 and K11
(Espresso ) and by relays K01, K2, K3,K5 (Instant)
Container unit bein
g
removed
Ratiomotor vertical connection
RH auto mechanical
safety pin