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Yamato Pure Line WL320A, Instruction Manual

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Yamato Pure Line WL320A Instruction Manual Download Page 41

38 

8. Troubleshooting 

Check list

 

 

Symptom 

Probable cause 

Countermeasures 

Power  will  not  turn 

on. 

● 

Imperfect  connection  of  the  power 

cord and the power socket. 

Reconnect the power cord. 

● 

Overcurrent switch OFF 

Turn  the  overcurrent  switch  inside 
the main unit door to “ON(

｜

)”.

 

● 

Defective  power  supply  at  the 

customer site 

Set to 1

φ

AC100V

～

240V.

 

● 

Defective ELB 

Replacement of parts

 

Water 

is 

not 

supplied. 

● 

The  tap  water  main  cock  is 

insufficiently open 

Open the tap water main cock. 

● 

Insufficient  taw  water  pressure  or 

water outage 

Check  that  the  tap  water  main  cock 

is open.

 

● 

Imperfect  connection  of  the  water 

supply hose 

Reconnect the water supply hose. 

(See P.9

～

10.)

 

● 

Defective  water  supply  solenoid 

valve 

Replacement of parts

 

Water  supply  does 

not stop. 

● 

Defective  water  supply  solenoid 

valve 

Replacement of parts 

Water not sampled 

● 

Clogged 

ion 

exchange 

resin 

cartridge or membrane filter

 

Remove  the  membrane  filter  and 

replace  the  filter  if  water  can  be 

sampled. 

● 

Faulty piping 

Check  the  hose  connection.  (See 

P.12) 

● 

Faulty  feed  water  electromagnetic 

valve  or  sampling  electromagnetic 

valve 

Replacement of parts 

Poor water quality

 

● 

Degradation  of  ion  exchange  resin 

cartridge 

Sampling water of about 4L.   

Replace parts if the quality does not 

improve.   

● 

Air left in the ion exchange cartridge 

● 

Ion  exchange  resin  cartridge  not 

used over a long period of time 

 

 

Summary of Contents for Pure Line WL320A

Page 1: ... before operating this unit to assure proper operation After reading these documents be sure to store them securely together with the Warranty at a handy place for future reference Warning Before operating the unit be sure to read carefully and fully understand important warnings in the operating instructions Yamato Scientific America Inc Santa Clara CA The documents are printed on recycled paper ...

Page 2: ......

Page 3: ...tput optional 27 6 Maintenance procedures 28 Maintenance and inspection 28 Before replacement of the ion exchange resin cartridge and the pretreatment cartridge 29 Replacing the ion exchange resin cartridge 29 Replacing the pretreatment cartridge 29 Resetting after replacement of consumable parts 30 Clean the feed water hose filter 32 Replace the piping hose 32 Replacing the water supply solenoid ...

Page 4: ...require hospitalization or outpatient visits for a long time Note 2 Minor injury means a wound or an electrical shock that does not require hospitalization or outpatient visits for a long time Note 3 Property damage means damage to facilities devices and buildings or other properties Meanings of pictograms This pictogram indicates a matter that encourages the user to adhere to warning caution incl...

Page 5: ... Hazard of explosion Caution General cautions Electrical shock Burning Caution for no liquid heating Caution for water leak For water only Poisonous material Prohibitions General bans Fire ban Do not disassemble Do not touch Compulsions General compulsions Connect ground wire Install levelly Pull out the power plug Regular inspection ...

Page 6: ... and disconnect the power plug from the master power supply Then request inspection to the shop from which you have purchased the product our sales office or our customer service center If left unattended such abnormality may cause fire or electric shock Never use electrical power cords bundled When these are used bundled they might overheat causing a fire Take care not to damage electrical power ...

Page 7: ...first release the pressure before replacing such consumable parts to prevent water from belching out Caution In case of thundering When thundering begins turn OFF the electric leakage breaker on the right hand side of main body immediately and pull out the power cord Otherwise lightening may cause failure of the control circuit of the system or may cause fire and electric shock In case of power fa...

Page 8: ...your dealer or our customer service center Ground adaptor Insert the ground adaptor into a power plug confirming the polarity of the outlet Connect the grounding wire green of the ground adaptor to the ground terminal on the power supply equipment 2 Carefully select an installation site Take special care not to install the unit at a place described below Uneven surfaces or dirty surfaces Where fla...

Page 9: ...oduct on a horizontal floor Accidental trouble or failure may occur unless the product is installed on the horizontal floor The product weighs about 30 kg Handle with care during transport and installation 5 Take the power supply from the dedicated socket outlet Use the socket outlet appropriate to the power capacity 1A or larger capacity The deficient power capacity causes not only decrease in th...

Page 10: ...ord may come off when the product is moved You can release the cable strap by pressing it in the direction of the arrow in the photograph below 8 Handling of a power cord Never use electrical power cords bundled When these are used bundled they might overheat causing a fire Do not convert forcibly bend twist or pull the power cord Otherwise a fire or an electrical shock may result Do not place the...

Page 11: ... 5kgf cm2 24 hours a day Note that the water sampling range becomes 1 0 L min or less at the raw water pressure of 1 0 100kPa 1kgf cm2 or less The raw water pressure range is the same even when the optional water inlet unit see Page 24 is used 11 About raw water Check if raw water is not contaminated with red rust or other dirt If raw water is contaminated the specified water quality will not be a...

Page 12: ...y in such a manner that the packing contacts the faucet in a flat condition When the faucet is a chemical faucet adjust the position in such a manner that the set screw comes to the lowest root of faucet nipple as shown in the figure 4 Turn the plug for firm tightening This will ensure sealing of the faucet and connector with the packing 5 With the sleeve slid in the direction indicated with arrow...

Page 13: ...ect the feed water hose to the faucet equipped with the sink Connection of the hose to the faucet without sink equipment may cause damage in the case of disconnection or damage of the hose Always connect to the faucet equipped with the sink 5 When the sink is distanced from the faucet use an optional inlet unit see P 24 The inlet unit is of a construction in which the connection to the faucet is h...

Page 14: ...in the course of use relieve the internal water pressure while referring to Before replacement of the ion exchange resin cartridge and pretreatment cartridge of P 28 3 Install the selected ion exchange resin cartridge firmly to the resin installation plate inside the system See Fig 01 4 Secure the ion exchange resin cartridge with a band to the resin installation plate See Fig 02 CPC N 樹脂 後 CPC N ...

Page 15: ... Once the one touch joint is inserted pull on the hose to confirm connection and to make sure that the coupler is not disconnected Direct the one touch joint connected to the front ion exchange resin cartridge upward or right right side looked from front If it faces downward the joint will touch the back plate of the door preventing the door from opening When removing the ion exchange resin cartri...

Page 16: ...e for possible kinks of the hose When you have inserted the pretreatment coupler pull it once to make sure that it is securely connected and will not come off Direct the one touch joint connected to the front ion exchange resin cartridge upward or right right side looked from front If it faces downward the joint will touch the back plate of the door preventing the door from opening Release the pre...

Page 17: ... side by two to three turns while giving slight tension Cut off any surplus tape In this case start winding of the seal tape while keeping about two leading threads free 3 With the seal taped portion on top screw in the membrane while taking care not to damage threads Check for leakage in the course of sampling of pure water If not screw in further The rough guidance of tightening number is two an...

Page 18: ...ect the hose to prevent water leak at the connection with the piping 1 Push the water sampling hose into the water sampling port on the back straight and completely while holding the one touch coupler by hand 1 To remove the water sampling hose pull out it while push down the ring on the one touch coupler Water sampling hose One touch coupler How to remove the hose Push in Ring ...

Page 19: ...inching 2 Fix the water sampling hose connected to the membrane filter together with the flexible arm using the hose band The height of the water sampling base may be adjusted from the floor to about 330mm When you want sampling water in a container at higher place or when you want to use it at a place slightly away remove the membrane filter off the clip 11 After installation This product may ove...

Page 20: ...17 The model WL320B is a caster wheel type When installing it fix it using the caster wheel included Caster tray Caster wheel ...

Page 21: ...the set value Leak sensor Ion exchange resin cartridge Cartridge CPC N x 2 Product code CPCN30010 Change 2 cartridges simultaneously Operation panel Rating sticker Serial number sticker Water supply port Water suction port To water suction base External alarm output terminal Optional terminal block Remote water suction function 水機能 オプション端子台 化粧板 Reducing valve ELB ON OFF Pretreatment cartridge Prod...

Page 22: ...gnetic valve 6 Sampling electromagnetic valve 3 Pretreatment cartridge 7 Membrane filter sampling port 4 Ion exchange resin cartridge Suction hose Flexible arm Membrane filter Clip Base Hose band One touch couple r 手 To the suction port on the back of the unit Water suction base Main port Sampling port Water sampling port Hose band ...

Page 23: ...of consumable parts and the operation status of the unit PUSH key Starts stops sampling of deionized water UNIT key Selects the water quality unit 10 4 S m 104 Ω m CLR key Used when consumables are replaced Water quality unit lamp Turns ON the lamp of the selected quality unit In operation lamp Turns ON the lamp in case of sampling of deionized water List of display characters 0 1 2 3 4 5 6 7 8 9 ...

Page 24: ...appropriate socket outlet Confirm that the power cord is inserted to the depth of main body power cord socket outlet Operation method Upon completion of preparation start operation as follows Power application Electric leakage breaker Operation panel initial display Operation panel POWER key ON Set the electric leakage breaker on the right side of main body to ON Initial display for 4 seconds Only...

Page 25: ...n Display during sampling Note1 At initial power application and immediately after replacement of ion exchange resin cartridge a certain time period is required till sampling begins because of air remaining in the ion exchange resin cartridge and piping Note2 The pressure remains in the piping at a time of stopping sampling which may discharge small amount of deionized water Selecting the water qu...

Page 26: ... value of such conductivity decreases with decreasing content of electrolyte The smaller numerical value of electric conductivity means higher purity of pure water Note however that the numerical value of electric conductivity refers only to electrolyte and not to non electrolytes organic and colloidal substances dissolved gases microorganisms The value does not represent the total purity and shou...

Page 27: ...ics of an ion exchange cartridge is the transient characteristics above which necessitates several minutes to stabilize To cope this discard about four liters of water immediately after replacing the cartridge Use the data above only as a reference because the same results may not be necessarily obtained depending on specific cartridge or quality of the raw water Accumulated water supply amount L ...

Page 28: ...one Remote water sampling function w foot switch for water sampling OWL58 1 253276 WL320A B Function to enable sampling without using hands and by means of the foot switch The use together with the sampling bed un accessory of the main unit will prove convenient This function must be specified at a time of placing the order Use this together with a remote water sampling input terminal OWL56 Assemb...

Page 29: ...thread makeup valve Coupling for water outlet of hose Feed water port coupler joint C OWG38 When the chemical faucet is to be W26 W26山20 W26山20 G1 2 G1 2 G1 2 G1 2 15 5 Feed water port coupler OWG32 Screw in type with stopper When connecting while removing the pipe portion of the universal faucet and flexible faucet 1 2 screw removal nipple small Single nut valve Coupling for water outlet of hose ...

Page 30: ...wrong operation signals or unit malfunctions and stops supplying water for safety when you use the unit with remote operations Setting of the external alarm output optional This is a function to output the alarm signal in case of abnormality of the main body or to notify the consumables replacement timing Connect terminals Terminal screw size M4 Connect to the external alarm output terminal in the...

Page 31: ...ng the pretreatment cartridge see P 13 When に appears on the information display 2 Treatment capacity About 5000 L Cleaning the feed water hose see P 31 Six months Carry out cleaning earlier than scheduled when the raw water quality is poor Replacing the piping hose see P 31 Two years Check the connection for leakage once a month Replacement of the water supply solenoid valve and the reduction val...

Page 32: ... of time may result in deterioration of the water quality and degradation of the treatment capacity Prepare the spare cartridge by projecting the replacement timing The guideline for storage is about four months The replaced cartridge should be either disposed of as non combustible waste or sent back to us while using the specified invoice attached to the replaced cartridge We promote adequate rec...

Page 33: ...R key on the operation panel longer to sound the acceptance tone when the alarm indication is reset and you can start normal operation For the replacement error of multiple consumable parts Pressing the CLR key on the operation panel longer to sound the acceptance tone and the indication will be reset Pressing the CLR key on the operation panel longer again to sound the acceptance tone and the ind...

Page 34: ... performed during replacement of consumable parts before the alarm Turn the ELB on the right side of the main unit ON Press the POWER key Pressing the CLR key on the operation panel longer indicates in the water quality display and the unit switches to the consumable reset mode An indication that means the pretreatment cartridge will appear on the information display Pressing the UNIT key will ind...

Page 35: ...e to use our specified hose for replacement The guideline for replacement of piping hose is two years Be sure to contact us before replacement Replacing the water supply solenoid valve and the reducing valve Replacing the water supply solenoid valve and the reducing valve Be sure to use the water supply solenoid valve and the reducing valve specified by Yamato The rough interval for replacing the ...

Page 36: ...r components and materials for the unit are as follows Name of principal parts Material Principal components of exterior Exterior Ferrous galvanized sheet steel melamine resin baking finishing Exterior back plate Ferrous galvanized sheet steel melamine resin baking finishing Door Ferrous galvanized sheet steel melamine resin baking finishing Door back plate Stainless steel plate SUS304 Installatio...

Page 37: ...nd wiring materials Others Wiring materials and substrates of synthetic rubber insulation and resin insulation Major components of the water sampling base Clip Frame ABS resin axis stainless steel spring Steel Base Outer frame ABS resin weight iron Flexible arm Flexible arm iron contraction tube polyolefin When the unit is not to be used for a long time When the product is not to be used over a lo...

Page 38: ...ress of the customer service center is shown at the end of the page Error Display Cause Countermeasure Water quality sensor error Wire disconnection shorting of the temperature compensation sensor of water quality sensor or when the state of deviation from the measurement range of 0 100 continues for more than a certain period of time Turn ON the electro leakage breaker on the right side of main b...

Page 39: ...lapped Replace the corresponding consumable Alarm display is reset as follows by pressing CLR of operation panel continuously CPC PWF FILT Repeat reset procedure till all of consumables are reset 1The condition to indicate replacement timing for consumable parts is the water sampling operation time accumulated from reset of the CLR key at the last replacement of filters 2Life time of each consumab...

Page 40: ...Countermeasures 1 Turn the ELB on the right side of the main body to OFF 2 Isolate the leaking point The leak sensor is located on the front side behind the door 3 Wipe off water in the bottom of the unit and let it dry remove the leak sensor from the main unit wipe it completely and allow it completely dry 4 When the drying process has completed be sure to set the leak sensor to the original posi...

Page 41: ...ect connection of the water supply hose Reconnect the water supply hose See P 9 10 Defective water supply solenoid valve Replacement of parts Water supply does not stop Defective water supply solenoid valve Replacement of parts Water not sampled Clogged ion exchange resin cartridge or membrane filter Remove the membrane filter and replace the filter if water can be sampled Faulty piping Check the ...

Page 42: ...purchase and other information and fax it to our customer center the number is described in the back cover then store it securely Warranty period is one full year from the date of purchase Repair service for free is available according to the conditions written on the warranty card For repairs after the warranty period consult your dealer or one of our sales offices Paid repair service is availabl...

Page 43: ...ions Indication to replace consumable parts CPC Two units shall be replaced at the same time depending on the degradation of water quality Pretreatment cartridge membrane filter alarm indication water leak alarm Accessories Feed water hose with connector Power cord Instruction manual Guaranty card Ion exchange resin CPC N Pretreatment cartridge Seal tape Membrane filter Water sampling base Water s...

Page 44: ...41 11 Electric Circuit Diagram Wiring diagram ...

Page 45: ...protector AC250V 3A MV1 Feed water electromagnetic valve T1 Terminal board AC250V 20A MV2 Sampling electromagnetic valve CONT Planer substrate E Water quality sensor PIO Display substrate WL Leak sensor ELB Electric leakage breaker AC100 240V 15A Optional parts Symbol Name of part Symbol Name of part X1 External alarm output relay DC24V T2 Optional terminal board for external output terminal FS Fo...

Page 46: ...rs two included 9020010004 MFRL727 Yamato Scientific Hose in pipe Flexible hose 3040060005 φ9 φ13 Yamato Scientific Water sampling hose Polyurethane tube LT00035885 UB1065 transparent φ6 5 φ10 Yamato Scientific One touch joint 3140030008 QJ 22D Wamoto Preprocess coupler LT00014448 IN OUT set Yamato Scientific Both of two ion exchange resin cartridges shall be replaced at the same time Please purch...

Page 47: ...Potassium peroxide sodium peroxide barium peroxide and other inorganic peroxides Potassium nitrate sodium nitrate ammonium nitrate and other nitrates Sodium chlorite and other chlorites Calcium hypochlorite and other hypochlorites Flammable substances Ethyl ether gasoline acetaldehyde propylene chloride carbon disulfide and other substances with ignition point at a degree 30 or more degrees below ...

Page 48: ...ire Power supply is 10 Specifications Specification power supply P 5 P 6 P 39 2 Raw water Check for raw water 2 Before operating the unit About raw water P 8 3 Water sampling Explain sampling to the customer while referring to the manual 4 Operation Method Operation method P 20 22 Description 1 Operational descriptions Explain the customer about each assembly as per the operation manual 4 Operatin...

Page 49: ...n Never attempt to perform matters prohibited in this operation instruction Otherwise an unexpected accident may result Notice Descriptions in this operating instruction are subject to change without notice We will replace a manual with a missing page or paging disorder Instruction Manual Water Purifier Pure Line WL320A B First edition January 20 2017 Revision Yamato Scientific America Inc 925 Wal...

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