IceTech CD 50, Service Manual

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Granular Ice Technical Service Manual
32 COD: IQ02_404MTIN.DOC
9) Disconnect machine, remove plug, open faucet and let water run for 2 to 3 minutes.
10) Close faucet, place plug, open faucet and connect the machine.
**At this point sanitary cleaning starts
11) Slowly add bleach to water trough for at least 5 minutes. Allow machine to make ice for at
least 15 minutes.
WARNING:** Discard ice produced during cleaning procedure.
12) Disconnect unit, place cover and check for water leaks. Change seal in water plug if
necessary.
13) Replace filters if necessary. (Machines provided with 5mm wire gauze filters).
14) Reconnect machine.
Cleaning the water inlet filters
These round wire gauze filters placed on either end of the water hose to mains, often become
blocked in the first few days of use, especially when the plumbing installation is new. Clean
them under a jet of water.
Checking for water leaks
This must be done whenever maintenance is carried out on the machine: check all water
connections, braces, tubes and hoses in order to eliminate leaks and prevent breakages and
flooding. Check that the valve closes tightly on models with an automatic cleaning system.
NOTE: You will observe that after a certain period of functioning (the running-in period), low-
pressure pressostats may need to be adjusted. This second adjustment will be final.
RUNNING-IN CHECK
It is essential to service the machine after about 10 working days, or earlier if any incident has
occurred.
CHECK:
•
Water level
•
Minimum high pressure (fan should stop at 35-37ºC, equivalent to 5.25 bar, 67.5 psi)
•
By-pass opening at -21ºC ± 0,5ºC during the first few minutes after start-up
•
Ice dispersion cone is spreading ice uniformly inside the bin.
•
Refrigerant charge (when fan switches off, bubbles should appear at the sight glass, and