UnicornHygienics Multivend, Technical Reference Manual

Page: 14 / 36

3.4 Component removal and replacement
3.4.1 Shelf
See Fig 3-1(1) and Fig 3-2
CAUTION - Do not pull the red pusher bar beyond the end of the aluminium slide as the
pusher bar wheels will fall out.
a) Remove all packs from the shelf.
b) Unclip the red Shelf Strut from all shelves and remove
c) Remove the adjacent cardboard chute infill out as required.
d) Disconnect the lead to the motor.
e) Mark the position of the aluminium rail top edge on the rear face of the case and the
engagement of the shelf left front corner steadying tabs in the case side webs.
f) Remove and save the two screws holding the aluminium rail to the case, remove the
shelf.
g) Set the new shelf Front Guide and Product Width Adjuster (Fig 3-2) to the correct pack
length and thickness - use the old shelf settings to guide you.
h) Place the new shelf in the case so the top edge of its aluminium rail and the
engagement of its left front corner tabs are against the marks made in step (3).
i) Replace the two mounting screws through upper or lower halves of the holes in the
aluminium rail and retighten.
j) Reconnect the electrical lead to the motor, taking care to ensure the correct
engagement of the polarising keyway.
k) Check that the rotating cam is towards the rear.
l) Replace the cardboard chute infill and clip the red Strut back into place.
m) Where an under-shelf Ski was fitted to the old shelf this should be clipped into the new
one.
n) Replace the packs on the shelf.
o) Carry out the Machine Checking Procedure (Section 2) to ensure that the system is fully
operational.
NOTE - If the replacement shelf is adjusted to handle a taller or shorter product, all shelves
below may need to be repositioned
3.4.2 Multivend Controller board
See Fig 3-1 (2)
a) Disconnect the Battery, LCD cable, Motor Loom (Top and Bottom) and the Coin sorter
cable from the board.
b) Remove the Multivend Controller board - this is held in place by 10 screws.