Daily Care Manual - mimaki engineering co., ltd.
Contents
1. MIMAKI Inkjet printer UJF 7151 plus Requests for Daily Care and Maintenance This machine is a precision machine equipped with extremely fine mechanisms Especially the nozzle sur face of the heads from which the ink is discharged is affected even by a slightest attachment of dust or paper powder and the proper printing results could not be obtained With a view to using this machine in a better condition we would like to recommend performing the following care and maintenance on daily basis 1 When to care When to care What to care Reference Page Once a day Surroundings of the heads P 2 at the end of the daily work Capping station P 3 Once a week Exterior P 4 at the end of the work on Waste ink tank P 4 weekend Ink discharge passage P 5 Once a month Refill and check the cooling water P 6 E Tools required for maintenance e UJ Cleaning swab SPC 0386 e F 200 LF 200 Washing Liquid SPC 0568 Cotton swab e Gloves e Soft fabric E This printer uses a ultraviolet curable ink UV ink ee E Make sure to wear the attached goggles and gloves 2 Daily care When possible use the UJ Cleaning swab SPC 0386 for cleaning around the head capping station wiper Using the other cotton bud may attach lint then it may damage the machine Be sure to perform maintenance for the ink cap and the wiper of capping station every day If you leave it dirty dirt may adhere to the nozzle surface or dust and dr2. charge Static may collect mist or dust around the printing area or the head To print continuously for a long time set the periodic wiping Operation Manual Chapter 4 Setting Interval wiping When printing on a markedly uneven media or object To keep the head gap the same set extra media outside the suction area where a printing media is set Leaving the head that has been degraded by reflected light may cause failure that needs replacing of the head 10 13 Maintenance when needed A proper maintenance schedule is determined by the operator who observes throughout a period of use of the printer Some media need maintenance every time of printing e The maintenance schedule differs depending on the image to be printed For example when the image is almost filled perform maintenance frequently 1 Cleaning of the LED UV unit Remove ink or dust attached to the LED UV periodically important Clean the LED UV with care in order not to scratch an irradiation part on the bottom of the unit If there is j a certain amount of dirt or a light shielding object on the irradiation part ink may not cure well and it may cause banding 2 Removal of ink attached to the table If necessary remove ink attached to the table with an alcohol impregnated cloth Be careful not to scratch the table face when removing cured ink important Caution when using solvent e Leaving the table after attachment of ink may mak
3. dia in the area with high temperature and high humidity 6 Storage of ink bottle Be careful of the followings to store e Store the ink bottle in no direct sunlight and no high humidity As it s a delicate product do not drop it e Ink IC should not be contaminated and discharged static electricity e Be sure to store the ink bottle and the ink IC together Ink bottle and Ink IC 7 The examples of defective printing These following examples indicate improper head nozzle firing by dust which effect printing Confirm the nozzle condition periodically before or during outputting not to use in such as this condition The nozzle condition can be confirmed with test printing in this plotter Operation manual Chapter 2 Test Printing Nozzle out Ink dropping Satellite 8 Recovery method of defective nozzle discharge When this printer has not been used for an extended period of time or depending on the environmental tem perature the discharge at the nozzles could become unstable In such a case the following methods may be taken to recover the status of the nozzles 1 Daily maintenance and care Perform the cleaning of the parts described in this document 2 Performing Head Cleaning normal Refer to Chapter 2 of Operation Manual Perform test printing and After having performed the care and maintenance stated in step 1 perform check the cleaning of the heads in accordance with the proced
4. e the ink removal hard with alcohol only When using a special solvent contact our office before use It may cause a failure of the machine 3 Removal of the vacuum hole clogging on the table The vacuum holes on the table can be clogged with ink Remove the ink in the vacuum holes when needed Be careful not to leave a part of cured ink on the table 4 Cleaning of the bottom of the carriage Remove ink attached to the bottom of the carriage 5 Cleaning of the print head nozzle face with a cleaning swab When an image is printed on a special media or when this machine is not used for a long time the nozzle may not be cleaned only with a normal cleaning Soak a specified cleaning swab into the washing liquid and wipe out things adhered on the nozzle face Perform this work under the direction of our service engineer 6 Maintenance of Optional lonizer For the maintenance refer to Instruction Manual of lonizer 11 MIMAKI You can also download the latest manual from our website 2015 MIMAKI ENGINEERING CO LTD D202903 10 01092015 FW 1 20
5. g the Ink Discharge Passage Chapter 4 of the Oper ation Manual Wash the ink discharge passage DISWAY WASH regularly about once a week to prevent the head nozzles from clogging due to ink coagulation inside the passage important Before washing the ink discharge passage make sure that the maintenance washing liquid is set If z the maintenance washing liquid is not set washing operation will not be conducted and the passage could be clogged 1 Select MAINTENANCE menu gt STATION gt DISWAY WASH e Refer to the Step 1 to 3 of Chapter 4 Washing the Ink Discharge Passage of the user s manual to perform the operation e The carriage will move onto the platen 2 Press key e Dry suction operation is performed repeatedly until the washing work is completed 3 Open the right front cover 4 Fill up the cap with cleaning solution for maintenance e Suck maintenance solution into a dropper and fill up the cap with it 5 Press the key 4 Periodically care once a month 1 Refill and check the antifreeze mixed water Refilling antifreeze mixed water Chap ter 4 of the Operation Manual It is recommended that check the amount of cooling water about once a month to keep the machine itself in good working order When cooling water is a little refill the cooling water 5 Storage of media Media should be stored in the little dust area and not in direct sunlight Avoid storing the me
6. ink flush ing depending on the kinds of the ink When not using for an extended period of time execute the CUSTODY WASH function of this equipment When the Machine Is Not Used for a Long Time CUSTODY WASH Chapter 5 of Operation Manual and put off the power switch on the front only Leave the main power switch at the side of the equipment on and keep the cable socket inserted into the plug Make maintenance after the LED UV has been sufficiently cooled or burn injury may occur Never disassemble this machine It could cause electrical shock fire and breakage Keep away the moisture from the inside of this machine If the inside is moistened it could cause electrical shock fire and breakage Perform the maintenance and care after switching off the power and taking off the power cable Otherwise it could cause unexpected accidents Avoid using benzene thinner and chemicals containing abrasive compounds The surface of the cover could be degenerated or deformed Do not supply lubricant oil etc to the inside this machine It could cause the breakdown of this machine O 9 Wp Q A QD 9 9 11 Installation environment e Use this printer as much as possible in a dust free environment Fans and air blowers could cause the dustspewing e The using environment of this printer is from 15 to 30 C 59 F to 86 F in temperature and from 35 to 65 in relative humidity Avoid the use of this printer at a tempera
7. is also liable to be stained by the dust and ink It is recommended to clean the head frequently using the cleaning liquid for maintenance suitable for the ink used to avoid the stains on the head e F 200 LF 200 Washing Liquid SPC 0568 Move the carriage and open the right front cover e Refer to the Step 1 to 4 of Chapter 4 Cleaning around the wiper of the user s manual to perform the operation 2 Clean the wiper nozzle 3 Clean the cap e Dip the UJ Cleaning swab into the cleaning liquid for maintenance and wipe off the cap Wipe off so that cleaning solution for maintenance will not remain 3 Periodically care Once a week Users are advised to perform the maintenance works described below once a week so that the printer will keep its high performance and accuracy over an extended period of its life 1 Exterior Cleaning the Exterior Surfaces Cleaning the table Chapter 4 Operation Manual Depending on the using environment the dusts or sand powder could stick to the exterior of the main unit To avoid the entry of the dusts into the moving part of the head wipe them off with soft cloth dipped into water and squeezed tightly 2 Waste ink tank If a Waste Ink Tank Confirmation Message Appears Chapter 4 of the Operation Manual Check whether the waste ink tank is full or not Take care so that the waste ink never overflows the tank 3 Ink Discharge Passage Washin
8. ture and humidity higher or lower than the indicated ranges 12 Notes for working environment Performing frequency of the print setting or maintenance is greatly influenced by the printing environment or the condition of the media used Use this machine with a full understanding of the followings Working environment In the gritty and dusty place Consideration To keep the nozzle face clean set to wipe periodically Operation Manual Chapter 4 Setting Interval wiping Change the setting of periodic wiping depending on the amount of dust When the head gap is set wide because fibers stick out of media When the media that reflects UV light well is used such as glasses or glazed metal UV light can expose the nozzle when there is a lot of scattered mist Raise the refreshing level for drawing Operation Manual Chapter 3 Setting of REFRESH and set the periodic wiping Operation Manual Chapter 4 Setting Interval wiping Increase performing frequency of every maintenance When there is an infrequentlyused ink print head An infrequently used print head can be unstable to discharge ink comparing with the other print heads Raise the refreshing level for drawing Operation Manual Chapter 3 Setting of REFRESH to raise the usage rate of the head When printing on the media on which static can be charged When printing in a dry place such as in winter Put humidifiers on to avoid
9. ures stated in Oper Chapter 2 of Operation Manual ation Manual In the event nozzle missing etc have not been improved 3 Performing Head Cleaning hard Refer to Chapter 2 of Operation Manual Perform test printing and f the nozzle missing does not disappear even after repeating the head wade check cleaning normal several times reset the cleaning mode to hard and per Chapter 2 of Operation Manual form the cleaning again In the event nozzle missing etc have not been improved 4 Set the nozzle recovery function Refer to Chapter 4 of Perform test printing and Operation Manual gt check Set the nozzle recovery function Chapter 2 of Operation Manual If the nozzle missing has not been improved even with the above operations please call us or your sales agent from whom you purchased this printer 9 Supplies Product Name Product No Product Name Product No F 200 LF 200 Washing Liquid SPC 0568 UJ Cleaning swab SPC 0386 Wiper nozzle SPA 0274 10 Safety Precautions Make sure to wear the attached goggles and gloves The ink if mixed with water or alcohol generates condensed substances Pay attention not to deposit water or alcohol to the nozzle surface surrounding area of the heads caps and wipers To secure the stability of the ink discharge when the printer is not used output for an extended period of time it could become necessary to discharge periodically a small amount of
10. y ink may be rubbed against the nozzle It may cause discharge defect Clean the bottom of carriage every day so that it will not get dirt from inks or dusts If you leave it dirty dust and dry ink may be rubbed against the nozzle at wiping operation when performing head cleaning When you clean the carriage bottom surface fully be careful not to rub the nozzle surface 1 Surroundings of the heads Cleaning the Head and the Area around It Chapter 4 of the Operation Manual important The heads and their surroundings are the parts most liable to be tainted in this machine and if i tainted it could cause adverse effects to the functions of the machine and the results of the printings Moreover as the head itself uses very fine mechanisms sufficient precautions are required for the care and maintenances Move the carriage to the left and open the maintenance cover e Refer to the Step 1 to 5 of Chapter 4 Cleaning the Head and the Area around It of the user s manual to perform the operation 2 Soak the UJ Cleaning swab or the waste cloth in the maintenance cleaning liquid and wipe off an accumulated ink on the side of the head and on the bottom surface of the slider e Scrape them off with clean stick etc In this case never rub the nozzle portion of the head The nozzle part Never touch it 2 Capping Station Cleaning the Wiper and Cap Chapter 4 of the Operation Manual The surrounding area of the cap
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