MUTOH UMS21 Universal Mild Solvent Inks Printer Instruction Manual

MUTOH UMS21 Universal Mild Solvent Inks Printer

Product Information

The product mentioned in the user manual is a printer model XPJ-1641SR-P or XPJ-1682SR-P. The printer requires regular maintenance to prevent nozzle clogs, damage to the print head, or reduced cleaning performance. The user manual recommends using UMS21 ink and purchasing the designated maintenance cleaner (VJ-ULVA1-ML500) and maintenance kit (VJ-PH-MAINTKIT). It is important to wear protective gloves during maintenance to avoid contact with the maintenance cleaner and ink.
The user manual also provides information about the operating and storage environments for the printer. The recommended operating temperature is between 20°C and 32°C with a humidity range of 40% to 60%. For storage, the recommended temperature is between 5°C and 40°C with a humidity range of 20% to 80%. If the printer is stored above 32°C, the storage period allowed is up to 4 days. If the printer will not be used for over a week, it is recommended to put the printer into Sleep Mode when stored above 32°C for longer than 5 days. More information about Sleep Mode can be found in the printer’s operation manual.
The user manual also provides instructions on when to perform maintenance based on the printer model. For XPJ-1641SR-P, maintenance should be performed once a week before starting work. For XPJ-1682SR-P, maintenance should be performed once a week at the end of work. Additionally, if prompted on the operation panel with the message “Perform CR Maint.”, maintenance should be performed immediately.
In case of specific problems such as missing nozzles or persistent deflection, accumulated ink sticking to the print head causing smears, or clogged nozzles, maintenance should be performed immediately.
The user manual also lists the items required for maintenance, including the maintenance cleaner, stainless steel tray, plastic cup, cleaning stick, vinyl gloves, and personal goggles. The maintenance kit includes items (c) to (f), which are necessary for maintenance. It is advised to contact a local MUTOH dealer for ordering maintenance parts.
Finally, the user manual provides step-by-step instructions on how to put the printer in Maintenance Mode and perform maintenance tasks. The instructions include tapping the Home key, navigating to the CR Maintenance menu, entering Maintenance Mode, and following the prompts to perform maintenance. If the maintenance takes longer than 10 minutes, the user may need to close the maintenance cover and front cover and re-enter Maintenance Mode to continue.

Product Usage Instructions

1. Wear protective gloves and goggles before starting maintenance.
2. Pour some maintenance cleaner into the plastic cup.
3. Dip the cleaning stick into the cleaner.
4. If the cleaning stick gets dirty during maintenance, rinse it in the cleaner.
5. Perform maintenance according to the instructions provided in the printer’s operation manual
   • Perform a nozzle check once a week. If there are missing nozzles, perform cleaning.
   • If unable to perform a nozzle check, use the Longstore menu to perform a head washing and then power off the printer. The storage period with power off must be up to one month.
   • When prompted on the operation panel with the message “Perform CR Maint.”, perform maintenance immediately.
6. After completing maintenance, exit Maintenance Mode by following the instructions in the printer’s operation manual.

Note: The specific steps for putting the printer in Maintenance Mode and performing maintenance may vary depending on the printer model. Please refer to the printer’s operation manual for detailed instructions.

User maintenance sheet when using UMS21 ink

• Please follow the instructions on this sheet to perform maintenance.

Inadequate maintenance will cause nozzle clogs or damage to the print head or reduce cleaning performance of your printer.

• When using UMS21 ink, please purchase the designated maintenance cleaner (VJ-ULVA1-ML500) and maintenance kit (VJ-PH-MAINTKIT).
• Always wear protective gloves during maintenance work to avoid contact with maintenance cleaner and ink.

Printer use conditions

| XPJ-1641SR-P| XPJ-1682SR-P
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Operating environment| Temperature 20℃ to 32℃ Humidity 40％ to 60％
Storage environment| Temperature 5℃ to 40℃           Temperature 5℃ to 35℃

Humidity 20％ to 80％            Humidity 20％ to 80％

When stored above 32℃ : Storage period allowed: up to 4 days

If you’re not using the printer for

| less than a week| Power off the printer (when stored below 32℃)|

• Power off the printer (when stored below 32℃)
• Put the printer into Sleep Mode (when stored above 32℃ for longer than 5 days)

See the section “Sleep Mode” in your printer’s operation manual

over a week|

• Run a nozzle check once a week.
  Perform cleaning if there are nozzles missing.
  See the section “Nozzle Check” and “Cleaning” in your printer’s operation manual

• If you are unable to perform a)

Use the “Longstore” menu to perform a head washing and then power off the printer. The storage period with power off must be up to one month.

See the section “Longstore” in your printer’s operation manual

When to perform maintenance

When this message is prompted on the operation panel

Perform CR Maint.

In case the following problems appear, you should perform maintenance immediately

• Nozzle missing or deflection persists even after several cleaning attempts.
• The accumulated ink sticking to the print head hits a print and causes smears.
• Nozzle got clogged due to the accumulated ink removed from the print head, causing nozzle missing or deflection.

 Items required

• (a)  Maintenance cleaner (Optional consumables)
• (b)  Stainless steel tray
• (c) Plastic cup
• (d)   Cleaning stick
• (e)   Vinyl gloves
• ( f ) Personal goggles

**** (a) Use the designated cleaner.
Items (c) to (f ) are included in the maintenance kit.

|
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Preparations
Wear protective gloves and goggles.

**** Pour some maintenance cleaner into the plastic cup and dip the cleaning stick into the cleaner.

**** [If gets dirty during maintenance] Rinse the stick in the cleaner.

| ****

Note
Please contact your local MUTOH dealer for ordering maintenance parts.

Put in Maintenance Mode

Then tap the  key.

*CR Maintenance menu number varies by printer model.

| ****

3| When this message appears, tap the [Enter] key.

• **** The carriage will move to the opposite side.
• The cleaning wiper will move up to the maintenance position.

|

| ****

4| When this message appears, you can perform maintenance.| | ****

| The printer can be put in Maintenance Mode for about 10 minutes.

If the maintenance takes longer than that, the message “Close cover” will appear. When prompted, stop the maintenance, close the maintenance cover as well as the front cover, and then tap the [Enter] key to exit from Maintenance Mode. When the message “CR Maintenance Start” appears, go back to step 3 and restart the maintenance.

| |

Clean around the print head

1| Use the cleaning stick to clean around the print head.

Open the front cover, then open the maintenance cover on the left side.

| **
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2| Place the stainless steel tray under the print head in order to avoid dirt entering inside the printer.| **
3| Look at the underside of the carriage and use the cleaning stick to remove the ink and dust sticking to the area highlighted in gray in the illustration below

Do not touch the nozzles and the nozzle plate (yellow)

*If the dirt or the sticking ink cannot be

Clean these parts

1. Head guide  (gray plastic part)
2. gap between ①   and around the  nozzle plate
3. gap between two   print head guides

If removed completely, use a polyester knit wipe         (optional consumables) dampened with   maintenance cleaner to clean it.

Clean the nozzle plate (only when the ink is sticking to the plate)

1| This maintenance is required only when you see the ink sticking to the nozzle plate. Use the cleaning stick to clean the dirt on the nozzle plate.

Nozzle plate

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2|

•  Do not touch the nozzles (yellow).
• If you accidentally touched the nozzles, run a nozzle check after the maintenance and make sure all nozzles are clear.
• Try cleaning several times until the dirt or the sticking ink is removed.
• Do not use items other than cleaning stick.

**** Clean these parts

1. Nozzle plate (silver metal part)

Clean the cleaning wiper and around the capping unit

1| Use the cleaning stick to clean these parts

• cleaning wiper
• rubber part of the capping unit

Open the maintenance cover on the right side.

| **
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2| Clean the left side of the cleaning wiper (black rubber) to remove dirt.| **
3| Clean the right side of the cleaning wiper to remove dirt.

*If the dirt or the sticking ink cannot be removed completely, use a polyester knit wipe (optional consumables) dampened with maintenance cleaner to clean it.

| **
4**| Clean around the rubber part as well as the edge of the rubber part of the capping unit to remove the ink and dust.

Do not touch the ink absorber (yellow).

| ****

End the user maintenance

1| Once the maintenance is done, close the maintenance cover.

Remove the stainless steel tray.

Close the front cover and tap the [Enter] key on the operation panel.

| **
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2**| Put the cleaning stick back in the maintenance cleaner to store.

• To keep the wiper and the capping unit always clean,
• Make sure to replace with a new cleaning stick every week.
• Do not use the cleaning stick if the ink on the stick gets dried.
• Put a plastic bag or plastic wrap over the plastic cup with maintenance cleaner to keep out dust.
• Make sure to refresh the maintenance cleaner in the plastic cup every week.

| ****

Note
Used cleaning sticks and the maintenance cleaner remaining in the plastic cup are industrial waste. Dispose of them in accordance with your local waste regulations.

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