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MEDICA-D 7/15 US

 Operator Manual 

ELGA 

Page 38 

MEDICA-D 7/15 US MANU40550 Version 2 

– 05/17

 

9.  TROUBLE SHOOTING 

This  section  highlights  the  problems  that  could  occur  with  the

 

MEDICA-D 7/15 US 

unit and how to rectify them. The unit will normally 

sound  an  alarm  and  the  respective  icons  will  flash.  The  alarm  sound 
can  be  silenced  by  pressing  the  mute  button.  If  the  unit  cannot  be 
repaired using this manual please call either your supplier or the local 
distributor. 

(See Section 13 - Useful Contact Details).

 

Problems 

Action 

No display message 

Check mains supply and lead. 

Check that the mains power is switched on. 

Check fuse in power inlet module and replace if blown. 

Reservoir low level 
audible alarm sounds 

Press the crossed bell button to mute alarm. 

The reservoir will automatically refill.  

Check that process mimic is showing reservoir filling.  

Check feedwater supply. Check connections to Reservoir. 

UV lamp failure 
audible alarm sounds 

Press the crossed bell button to mute alarm. 

Check that all electrical connections have been secured. 

Follow UV lamp replacement procedure when applicable. 

Optionally you can temporarily continue without the UV 
lamp. 

Ion-exchange 
cartridge replacement 
alarm 

Replace Ion-exchange cartridge pack. 

(See Section 7.2 - 

Replacing the LC141 Ion-Exchange Cartridge).

 

Pre-treatment 
cartridge replacement 
alarm 

Replace pre-treatment cartridge. 

(See Section 7.1 - 

Replacing the LC140 Pre-treatment Cartridge).

 

0.2µm capsule filter 
replacement alarm 

Replace 0.2µm capsule filter. 

(See Section 7.4 - Replacing 

the LC125 0.2µm Capsule Filter).

 

Water purity alarm 

Check alarm set value is correct. 

(See Section 5.4, Step 5 

- Purity Alarm Setting). 

Allow unit to recirculate. If alarm persists replace Ion-
exchange cartridge. 

(See Section 7.2 - Replacing the 

LC141 Ion-Exchange Cartridge Pack).

 

If problem persists beyond that expected from normal 
operating conditions, then contact your local distributor. 

Reservoir level 
disconnect fault alarm 

Check that the level controls are correct. 

(See Section 5.3 

- Step 3 - Connect High/Low Level Switch to Reservoir). 

If problem persists then contact your local distributor. 

Output flow below 
specification 

Check supply pressure. 

(See Section 5.2 - Positioning the 

MEDICA-D 7/15 US

). 

Check RO flow-rate for the unit against the graphs shown 
in Section 3.3, which details treated water output vs 
temperature and feedwater pressure. 

Check the inlet strainer / delivery strainer are clean 

(See 

Section 7.5/7.6 - Cleaning Inlet Strainer/Cleaning 
Recirculation Strainer). 

Contact service technician to fit or replace optional booster 
pump. 

0.2µm filter fouled, replace filter

. (See Section 7.4 - 

Replacing the LC125 0.2µm Capsule Filter).

 

UV replacement alarm 

Replace UV Lamp. 

(See Section 7.3 - Replacing the 

Ultraviolet Lamp).

 

Unit noisy 

Open front door and secure pipework to stop vibration. 

Vacuum alarm 

Check ejector return flow is present.  Remove vacuum line 
and check vacuum.  Contact your local distributor to 
arrange a replacement LC154. 

 

Fuse Removal 

Summary of Contents for ELGA MEDICA-D 15 BP MKII US

Page 1: ...MEDICA D 7 15 US Operator Manual...

Page 2: ......

Page 3: ...production and use apply to all media in which this information may be placed VWS UK Ltd pursue a policy of continual product improvement and reserve the right to alter without notice the specificatio...

Page 4: ...TION INSTRUCTIONS 12 5 1 Unpacking the MEDICA D 7 15 US 12 5 2 Positioning the MEDICA D 7 15 US 12 5 3 Connecting Up the MEDICA D 7 15 US 14 5 4 Initial Controller Set Up 16 5 5 Setting Up Display and...

Page 5: ...nitization Procedure for the unit and docking vessel reservoir 35 8 3 Emergency by Pass 36 9 TROUBLE SHOOTING 38 10 CONSUMABLES AND ACCESSORIES 39 11 KEY TO CONTROL PANEL 40 11 1 Icons 40 11 2 Alarm C...

Page 6: ......

Page 7: ...this manual will describe that system Where appropriate reference will be made to differences when an alternative reservoir is used 1 2 Use of this Manual This manual contains full details on install...

Page 8: ...the unit The mains power lead is located just behind the ON OFF switch WARNING THIS APPLIANCE MUST BE EARTHED 2 2 Pressure The main water supply pressure should be isolated and residual pressure relea...

Page 9: ...lti purpose disinfecting tablet is used and relevant safety information is included in this handbook Please refer to the manufacturer for material safety data sheets 2 5 Control of Substances Hazardou...

Page 10: ...fied water with reduced dissolved gas content to clinical analyzers requiring a pressurized feed The MEDICA D 7 15 US can be bench or wall mounted with an optional wall mounting kit A range of accesso...

Page 11: ...which split the flow into permeate and concentrate streams The permeate water is further purified whilst the waste concentrate stream is passed to drain The permeate water passes through a water quali...

Page 12: ...o analyser Sanitisation isolating valve Pressure switch Concentration drain Emergency by pass Flow controller 0 2 m capsule filter LC125 UV LC105 Pressure regulator Strainer Degas module Temperature s...

Page 13: ...ternal boost pump 6 0 bar 90 psi 6 0 bar 90 psi Minimum without internal boost pump 4 0 bar 60 psi 4 0 bar 60 psi Maximum with internal boost pump 2 0 bar 30 psi 2 0 bar 30 psi Minimum with internal b...

Page 14: ...ompensated resistivity conductivity Temperature Degrees centigrade Reservoir Full Pre treatment cartridge Maximum remaining life indicator UV lamp Maximum remaining life indicator Ion exchange cartrid...

Page 15: ...Specification MEDICA D 7 US MEDICA D 15 US Make up rate 7 5 l hr 15 l hr Daily output nominal max 180 l 24 hour day 360 l 24 hour day Purity delivered to analyzer Inorganic typical 1 to 15 M cm 25 C...

Page 16: ...NU40550 Version 2 05 17 MEDICA D 7 15 US Reverse Osmosis Capacity Charts MEDICA D 7 Flow l hr Pressure bar Graph 1 Nominal Flowrate vs Inlet Pressure for MEDICA D 7 US MEDICA D 15 Flow l hr Pressure b...

Page 17: ...w and three program function control buttons Details of how to use the controls will be given in the appropriate sections Control Button Function PROCESS Turns the process ON OFF The MEDICA D 7 15 US...

Page 18: ...ace in a clean dry environment The unit can also be wall mounted against a vertical wall capable of supporting the weight for this we recommend the use of the wall mounting kit Part No LA610 CAUTION I...

Page 19: ...y fall below the level of the unit and any connections direct to drain should have an air break device fitted Feed Water The feed water should be of good quality and comply with specifications provide...

Page 20: ...utlet to analyzer Recirculation to docking vessel reservoir Ejector return to docking vessel reservoir Step 1 Fitting Tubes 1 PUSH in collet on connector 2 PULL out transit plug 3 CUT a clean square e...

Page 21: ...Note When installing a MEDICA D 7 15 US with another reservoir the general scheme is illustrated below as are the recirculation delivery pump connections MEDICA D 7 15 US Unit Installed with Docking V...

Page 22: ...he MENU button to go to the next screen to activate the set up menu sequence 3 A series of set up screens will now be displayed Various control icons are used to allow you to step through the set up i...

Page 23: ...1 Press to accept Note To reset any of the set up parameters restart from the set up menu and follow instructions from Step 1 Step 6 Purity Alarm Setting This screen is used for setting the value at...

Page 24: ...hange cartridge timer to reset to the preset value of 4380 hours 6 months 1 Press to jump to the next consumable or to initiate reset 2 Press to reset timer or press to abort reset 3 Press to jump to...

Page 25: ...he normal process screen will display newly installed SET UP preferences showing the following process information Output water purity Water temperature Process mimic Reservoir level Scroll and Print...

Page 26: ...r inlet module on the left hand side of the unit to the ON position 8 Having checked that the water supply has been turned on PRESS the PROCESS button and the unit will start 9 LEAVE the unit running...

Page 27: ...prevent splashing of internal components 20 After 20 minutes PRESS the PROCESS button to stop flow and close the sanitization isolating valve V2 PRESS the PROCESS button to start the water purificatio...

Page 28: ...g icon at the default settings of 8760 hrs 1 year of use Press the button to mute the audible alarm Follow the instructions to replace the UV lamp See Section 7 3 Replace Pre treatment Cartridge The p...

Page 29: ...pack following the instructions in Section 7 2 Reservoir Disconnect Fault Alarm The reservoir level disconnect fault alarm condition will signal with an audible alarm and flashing icon PRESS the butt...

Page 30: ...wo strainers WARNING ALWAYS CHECK THAT THE MAINS ELECTRICAL POWER AND FEED WATER SUPPLIES ARE SWITCHED OFF BEFORE ATTEMPTING TO CHANGE THE MEDICA D 7 15 CONSUMABLES Frequency of Consumable Replacement...

Page 31: ...elbow at the top of the cartridge 5 REMOVE exhausted cartridge from retaining clips and discard Note The consumable is non hazardous Dispose of as ordinary waste observing all local and national regul...

Page 32: ...at the power switch at the top left hand side of the unit 2 RELIEVE any residual pressure from the system by waiting several minutes before proceeding 3 Slowly OPEN the bleed nipple on the capsule fi...

Page 33: ...xchange cartridge timer See Section 5 5 Setting Up Display and Replacement Timers 7 DISCONNECT the feed to the analyzer and direct to drain 8 PRESS the PROCESS button to flush the LC141 Slowly OPEN th...

Page 34: ...mp clip fitted to the bottom of the UV unit CAUTION Hold on to the lamp pins in case the lamp falls out and breaks Step 3 Remove UV Lamp 1 REMOVE old UV lamp from the center bore of the housing and di...

Page 35: ...ak up the water and re tighten the bleed nipple WARNING ENSURE THE UNIT IS ISOLATED AND THE PRESSURE IS DISSIPATED BEFORE REMOVING THE 0 2 m CAPSULE FILTER Step 2 Remove 0 2 m Capsule Filter 1 OPEN fr...

Page 36: ...every six months to ensure that the strainer does not become clogged Step 1 Remove the Inlet Strainer 1 SWITCH OFF electrical supply 2 OPEN front door 3 ISOLATE inlet water supply 4 REMOVE the pre tr...

Page 37: ...rainer Step 4 Replace the Recirculation Strainer 1 REPOSITION the recirculation strainer 2 REFIT tubes to recirculation strainer ENSURE it is facing the correct direction 3 REPOSITION the ion exchange...

Page 38: ...ent usage patterns and application As a general rule ELGA LabWater recommends sanitization of the RO at 6 monthly intervals However the period between sanitizations could be extended in particular cir...

Page 39: ...cap on sanitization port hand tight Step 3 Start the Sanitization Process 1 RESTORE the electrical supply 2 PRESS the PROCESS button 3 ALLOW the sanitization and rinsing to continue for 2 hours 4 PRE...

Page 40: ...an feed water well maintained pre treatment low temperatures and heavy usage WARNING ALWAYS WEAR RUBBER GLOVES APRON AND FACEMASK DO NOT BREATHE FUMES OR ALLOW TO COME IN CONTACT WITH SKIN OR EYES ALW...

Page 41: ...tion 4 CHECK for leaks 8 2 2 Sanitization Procedure for the unit and docking vessel reservoir The unit and docking vessel reservoir may be sanitized to destroy bacteria within the pipework and filters...

Page 42: ...in the inlet water supply to fall 4 OPEN door and REMOVE two screws on right hand side of central chamber to free cover of right hand compartment REMOVE cover 5 DISCONNECT the inlet tube on the left h...

Page 43: ...cm to the analyzer Time between pack changes 55 000 Conductivity of mains water x Water consumption of analyzer l hr Example Mains water conductivity 605 S cm Water consumption of analyzer 20l hr Time...

Page 44: ...Replacing the LC140 Pre treatment Cartridge 0 2 m capsule filter replacement alarm Replace 0 2 m capsule filter See Section 7 4 Replacing the LC125 0 2 m Capsule Filter Water purity alarm Check alarm...

Page 45: ...is an estimate only and will depend on the application and feed water quality Care should be taken to order the correct consumable items Required for reservoirs LA621 Required for optional pre treatme...

Page 46: ...2 Alarm Conditions Icon Alarm Conditions Replace ion exchange pack Replace UV lamp Replace pre treatment cartridge Replace 0 2 m capsule filter UV fail cross flashes Vacuum fail Tank level disconnect...

Page 47: ...US Operator Manual MEDICA D 7 15 US MANU40550 Version 2 05 17 Page 41 11 4 Low Reservoir Level Poor Water Quality and Standby Screens Screen Description Low level alarm Process on and water purity ala...

Page 48: ...ifies VWS UK Ltd promptly of any such defect The exclusive remedy provided herein shall not be deemed to have failed of its essential purpose so long as VWS UK Ltd is willing and able to repair or rep...

Page 49: ...y any customer from the use of its process systems Products or components manufactured by companies other than VWS UK Ltd or its affiliates Non VWS UK Ltd products are covered by the warranty if any e...

Page 50: ...LabWater Lane End Industrial Park High Wycombe Bucks HP14 3BY UK Tel 44 0 0203 567 7300 Fax 44 0 0203 567 7205 E mail techsupport elgalabwater com For the address of your nearest ELGA LabWater Sales...

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