Rice Lake ISHIDA WM-Nano User manual
Ishida WM-Nano Tabletop Wrapper
Cleaning, Sanitizing and Inspecting Instruction
Use the following procedure to clean, sanitize and inspect the WM-Nano:
WARNING: Failure to heed may result in serious personal injury or death.
Always turn off and unplug machine before cleaning or servicing.
Never operate this machine without training and authorization from your supervisor.
Guards must be in place before plugging in and turning on machine.
Always keep your fingers, hands and clothing away from sharp or moving parts.
The sealing rollers operate at a high temperature. Touching them while hot may cause severe burns.
IMPORTANT: Failure to follow these instructions could result in injury, damage to the equipment, and/or void the warranty.
If cuts, scratches or other damage is visible, call for service as this will affect the print quality.
Supplies
• Clean warm water
• Isopropyl/rubbing alcohol or alcohol swabs/wipes
• Mineral oil
• Clean cotton towels
NOTE: A blue towel indicates the use of water or water-based cleaners. Towel should be damp without dripping.
A red towel indicates the use of isopropyl/rubbing alcohol.
• Optional: Mild degreaser or a non-chloride-based sanitizer
IMPORTANT: Do not use chloride-based cleaners.
Do not use any water-based cleaners on print heads or platen rollers.
Procedure
1. Enter Cleaning Mode from the main page, then press START.
Figure 1.
PN 156559 Rev B
October 25, 2022
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Ishida WM-Nano Tabletop Wrapper
2. Power OFF the wrapper.
Figure 2.
3. While still hot, clean the orange sealing roller.
WARNING: The sealing roller operates at a high temperature, touching it while hot may cause severe burns. Do not directly
touch rollers or hold the towel in one place.
Figure 3.
Cleaning, Sanitizing and Inspecting instructions
© Rice Lake Weighing Systems ● All Rights Reserved 3
4. Remove the stainless weigh platter.
5. Wipe or spray the platter clean.
6. Wipe dry then set aside.
Figure 4.
7. Clean the screen and the keypad.
IMPORTANT: If the keypads protective cover is damaged, call for service.
Figure 5.
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Ishida WM-Nano Tabletop Wrapper
8. Remove the cassette and set aside.
9. Clean any label dust from the cassette compartment.
Figure 6.
10. Clean the print head as well as the left and right peel sensors with alcohol.
IMPORTANT: If cuts, scratches or other damage is visible, call for service as this will affect the print quality.
Figure 7.
Cleaning, Sanitizing and Inspecting instructions
© Rice Lake Weighing Systems ● All Rights Reserved 5
11. Remove the labels and any backing paper from the cassette that was removed in Step 8 on page 4.
12. Clean any label dust from the cassette.
Figure 8.
13. Clean the black platen roller with alcohol.
IMPORTANT: If cuts, splits or other damage is visible, call for service as this will affect the print quality.
14. Clean the gap prism with alcohol.
15. Load labels then return the cassette to the printer.
Figure 9.
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Ishida WM-Nano Tabletop Wrapper
16. Remove the film roll.
17. Clean any debris from the film roll area.
Figure 10.
18. Wipe down the entire exterior of the machine, removing residue from all stainless panels.
WEEKLY CLEANING: Apply a small amount of mineral oil to a clean and dry cotton towel, then wipe/buff all exterior panels.
IMPORTANT: There should be no noticeable oil residue on the panels. Overuse of mineral oil can contaminate internal
components.
Figure 11.
Cleaning, Sanitizing and Inspecting instructions
© Rice Lake Weighing Systems ● All Rights Reserved 7
19. Open the door on the left side.
20. Clean the chrome roller with alcohol while rotating with the Allen key.
Figure 12.
IMPORTANT: While rotating, note the position of the green belts. They should be inline and not crossed. Call for service is
the green belts appear crossed or damaged.
21. Remove any film debris.
Figure 13.
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Ishida WM-Nano Tabletop Wrapper
22. Open the door on the right side.
23. Remove any film debris.
24. Confirm both sensors are not blocked and the flags move freely.
Figure 14.
25. Clean the tray press arm.
26. Confirm the four outfeed sensors are clean and unobstructed.
NOTE: Two sensors are located on each side.
Figure 15.
Cleaning, Sanitizing and Inspecting instructions
© Rice Lake Weighing Systems ● All Rights Reserved 9
27. Wipe the package lift heads clean.
28. Remove any food debris from between the lift heads, wipe down the base plate.
Figure 16.
WEEKLY CLEANING: Remove and clean the package lift heads.
IMPORTANT: Do not submerge or spray the lift assemblies.
Figure 17.
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Ishida WM-Nano Tabletop Wrapper
WEEKLY CLEANING: While the package lift heads are out, clean any debris from the package lift plate, particularly under
the cross-head screws.
Figure 18.
29. Wipe down both side folders to remove all film residue and food debris.
Figure 19.
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