Section 4

Maintenance

 

 

Guardianf

Slime is a leading cause of ice machine breakdowns and biological growth is a health concern. The Guardianf system releases chlorine dioxide on a controlled basis to inhibit the growth of bacteria and fungi that form slime and cause malodors in the food zone of ice machines.

The Guardianf will not control mineral or other water borne buildup. Your water quality will determine the length of time before mineral buildup affects ice machine performance. Mineral buildup must be removed as often as necessary to ensure trouble-free operation of the ice machine.

The Guardianf sachet holder is included with the sachet packets. Refer to installation/replacement procedure to install/change sachet holder/ packet.

Inside Left

Front Door

Guardian

Guardianf Location

GUARDIANf SACHET REPLACEMENT FREQUENCY

Sachet packet(s) require replacement every thirty (30) days or whenever they come in direct contact with water. Refer to chart below for requirements.

Ice Machine

Sachet Use

S300/S320/S420/S450/S500/S600

1

S850/S1000/S1200/S1400/S1600/S1800

1 or 2*

*Although one sachet is recommended, extreme conditions may necessitate using two sachet packets.

Guardianf sachet packets are available through your local Manitowoc ice machine dealer.

SACHET INSTALLATION/REPLACEMENT PROCEDURE

1.Loosen the left screw and open the left front door. The right front panel does not need to be removed.

Loosen

Screw

Screw Location

2.Inside the front panel there are two thumbscrew holes covered by stickers, pierce the sticker with a screwdriver.

3.Attach the sachet holder to the front panel by inserting the thumbscrews through the holes in the sachet holder and tighten the thumbscrews.

4.Remove the new sachet packet from foil package and install into holder. Removing the foil package allows moisture in the air to activate the sachet contents.

5.Close the left front door and tighten the screw.

6.Discard the used sachet packet in the trash.

CLEAN UP PROCEDURE FOR DAMAGED SACHET PACKET

1.Remove all ice from bin/dispenser and discard.

2.Initiate a cleaning and sanitizing sequence on the ice machine (see next pages).

3.Clean the bin/dispenser. Flush the drain thoroughly to prevent future drain blockage.

4.Sanitize the bin/dispenser.

5.Install a replacement sachet packet and reinstall all panels.

Part Number 80-1620-3

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Manitowoc Ice Section Maintenance Guardianf, Guardianf Location GUARDIANf Sachet Replacement Frequency, Screw Location