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ELGA PURELAB UHQ II & PS Service Manual

PURELAB UHQ service issue 2 - 03/07

3

INTRODUCTION

This Distributor Service manual has been prepared for the ELGA LabWater PURELAB
UHQ II & PS range of products which was originally introduced in 1985.

This

manual

contains

full

details

of

Technical

Specifications, flow diagrams, control sequences, routine
servicing and trouble shooting.

Also included are calibration procedures, details of
electrical wiring and an illustrated parts list.

This manual is intended to be used in conjunction with the
PURELAB UHQ II Operator Manual part number
MANU36618 and UHQ PS Operator Manual part number
MANU36619

Additional Technical Support is available from:

Customer Service Department

ELGA LabWater

High Street

Lane End

High Wycombe
Bucks HP14 3JH
United Kingdom

Telephone:

++ 44 1494 887500

Facsimile:

++ 44 1494 887505

e-mail:

[email protected]

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Содержание PURELAB UHQ II

Страница 1: ...ELGA PURELAB UHQ II PS Service Manual PURELAB UHQ service issue 2 03 07 1 PURELAB UHQ II PS SERVICE MANUAL PURELAB UHQ II PURELAB UHQ PS 210 to 240VAC 50Hz 100 to 115VAC 60Hz ...

Страница 2: ...permission from Veolia Water Systems Ltd The copyright and all restrictions on reproduction and use apply to all media in which this information may be placed Veolia Water Systems Ltd pursue a policy of continual product improvement and reserve the right to alter without notice the specification design price or conditions of supply of any product or service Veolia Water Systems Ltd 2004 All rights...

Страница 3: ...ine servicing and trouble shooting Also included are calibration procedures details of electrical wiring and an illustrated parts list This manual is intended to be used in conjunction with the PURELAB UHQ II Operator Manual part number MANU36618 and UHQ PS Operator Manual part number MANU36619 Additional Technical Support is available from Customer Service Department ELGA LabWater High Street Lan...

Страница 4: ...2 PURELAB UHQ features 7 3 Technical Specifications 8 4 Product Description and Flow Diagrams 10 5 Control Sequences 12 6 Routine Servicing 13 7 Trouble Shooting 15 8 Electrical Connections 17 9 Calibration Procedure 18 10 Consumables and Accessories 22 11 Parts List 23 Appendix A PURELAB UHQ sanitization 33 ...

Страница 5: ...rear of the unit The mains power lead is located immediately adjacent to the ON OFF switch and should be physically removed before working on any electrical components including the recirculation pump and the control PCB WARNING THIS APPLIANCE MUST BE EARTHED Pressure The mains feed water supply or pre treated water supply in the case of the UHQ PS should be isolated and residual pressure within t...

Страница 6: ...E SHORT WAVELENGTH UV LIGHT Chemicals Cleaning using specialist chemicals is recommended on some units Safety data sheets conforming to COSHH regulations will be supplied with any chemicals and these should be closely followed WARNING ENSURE THAT YOU AND ANY OTHER STAFF WORKING ON THESE PRODUCTS ARE FAMILIAR WITH THE POTENTIAL DANGERS AND THAT THE PROPER SAFETY EQUIPMENT IS AVAILABLE IF IN DOUBT C...

Страница 7: ...l hr Up to 45 l hr Permeate quality sensor No N A DI quality sensor Yes with built in temperature compensation UV treatment Yes Point of use filter option No Reservoirs Integral 4 litres approx Product water quality 18 2 MΩ 25 C TOC typical 20 ppb Bacteria see note 1 CFU ml Particles 0 05 µm Note Bacteria performance depends on correct operation and maintenance in accordance with the operator manu...

Страница 8: ...hed to 18 2 MΩ cm The Ultra pure water is dispensed from the dispense pen which is located at the front of the unit with a dispense rate of up to 0 75 litres per minute 3 1 Feed water PURELAB UHQ II raw water meeting the following parameters maximum FI 10 maximum TDS 1000 ppm maximum free chlorine 0 5 ppm minimum flow rate 85 l hr temperature 1 35 C maximum feed pressure 6 bar 90 psi Optimum feed ...

Страница 9: ...only 2 3 years typical UHQ4 composite vent filter 4 months max service life NOTE The UHQ1 and UHQ2 must always be changed at the same time and are supplied as a Pack A The Pack A consists 2 UHQ1 s and 2 x UHQ2 s The capacity of a UHQ1 DI cartridge should be typically 4 100 litres of Ultra Pure water 15 18 MΩ cm divided by the feed water conductivity in µS cm HOWEVER an RO does not remove dissolved...

Страница 10: ...y will increase by as much as 30 This will result in a 25 to 30 reduction in UHQ1 DI cartridge capacity All units 4 1 The feed water enters the unit via the inlet bulkhead connector and the inlet solenoid valve UHQ II only 4 2 When the Fill button is pressed on the front panel the inlet solenoid valve opens the RED fill light illuminates and water passes directly to the UHQ5 RO module inlet 4 3 Co...

Страница 11: ...een Ready light illuminates indicating that the water has reached Ultra Pure 18 MΩ cm and the amber process light switches off The recirculation pump continues to run for a further 10 minutes however before dispensing the water the bar graph quality meter should be checked on the front of the unit to make sure it is in fact indicating 18 MΩ cm 4 10 After 20 minutes the recirculation pump will swit...

Страница 12: ...pump and UV switch off Green ready light flashes on and off Intermittent recirculation None Unit remains in standby with green ready light flashing for 50 minutes Recirculation pump and UV switch back on and green ready light illuminates continuously After a further 10 minutes recirculation pump and UV switch off again and green ready light flashes on and off This sequence continues with unit reci...

Страница 13: ...at 15 C and 4 bar inlet pressure 6 7 Measure and record RO permeate flow This should be 4 litres per hour 10 at 25 C and 4 bar inlet pressure 6 8 Disconnect outlet tube from each RO cartridge in turn and measure and record permeate conductivity from each RO module 6 9 Measure and record feed water conductivity 6 10 Using values obtained at steps 6 7 6 9 calculate performance of the RO cartridge an...

Страница 14: ...anual PURELAB UHQ II PS Service issue 2 03 07 14 6 15 Wipe down equipment and leave in clean and tidy condition 6 16 Fill out service report and detail any follow up action required 6 17 Discuss report with client and obtain signature ...

Страница 15: ...l and clean with nylon brush If faulty replace with SP292 Carry out re calibration of line cell circuit see section 9 Replace UHQ7 It is very important to rinse all traces of chemicals from the unit before connecting the UHQ1 2 following a sanitization see appendix C No flow or very low flow from dispense pen Recirculation pump Restriction in tubing Dispense pen Composite vent filter UHQ4 wetted R...

Страница 16: ...nits In UHQ PS replace with VALV30607 230 volt units VALV30608 110 volt units Note Refill is inhibited whilst unit is in Process mode Reservoir overfills Inlet solenoid valve Level control faulty Inlet valve stuck open Replace valve as per valve list above in Reservoir not filling Check level control calibration see section 9 ...

Страница 17: ...ill in similar locations WARNING The RECIRC switch SW1 MUST always be left in the INT RECIRC position Continuous recirculation will result in excessive temperature build up in the ultra pure water and a short pump life LEVEL RESISTIVITY SW1 CONT INT RECIRC BOTTOM TOP SCALE SCALE BOTTOM TOP SCALE SCALE P2 P3 P4 P5 LEVEL BLACK YELLOW RED LINE CELL BLACK YELLOW BLUE Live Neutral S UV UV ballast Power...

Страница 18: ...suring green power LED is illuminated on fascia panel 9 1 7 Connect the SUB04 setting box to the line cell socket on the PCB Set SUB04 box to position 2 and adjust the left hand pot P4 on the main PCB for an indicated 2 bars on the Quality display 9 1 8 Position setting box knob to 18 Adjust right hand pot P5 on main PCB to indicate 18 MΩ cm on the Quality display 9 1 9 Repeat instructions 9 8 and...

Страница 19: ...power supply and control PCB Note On earlier units the line cell and level control connectors may be found in a slightly different location and orientation and the four potentiometers are higher up on the PCB LEVEL RESISTIVITY BOTTOM TOP BOTTOM TOP SCALE SCALE SCALE SCALE P2 P3 P4 P5 LINE CELLEL LEVEL SENSOR BLACK YELLOW RED BLACK YELLOW BLUE ...

Страница 20: ...ay read out it should indicate 17 bars if not adjust Pot P3 9 2 10 Slowly move float towards the retaining circlip The display should indicate 18 bars just before the float reaches the retaining circlip 9 2 11 Move the float over the full length of the down tube Check volume display read out changes progressively 9 2 12 Repeat instructions 9 2 9 to 9 2 11 9 2 13 When the float is in contact with t...

Страница 21: ... Service Manual PURELAB UHQ II PS Service issue 2 03 07 21 tank or the down tube has bottomed out on the bottom of the tank whichever occurs first 9 2 17 Refit front and side covers to the unit Fig 9 2 Level control assembly ...

Страница 22: ...3 months 2 years UHQ4 Composite Vent Filter 4 months 2 years UHQ7 Ultra Microfiltration Cartridge 4 months 2 years UHQ 5 RO Cartridge 12 months 2 years UHQ 6 UV Lamp Tube 12 months 5 years Service life is an estimate only and will depend on the application and the feed water quality UHQ1 and UHQ2 MUST always be changed together as a pair They should be ordered as a PACK A which contains 2 x UHQ1 a...

Страница 23: ... UMF cartridge bottom 1 CONN30591 Connector UMF cartridge top 1 CONN30596 Connector female Luer UMF 1 CONN30897 Connector bulkhead 5 16 od tube 2 COVR30595 Cover insulating power inlet module 1 COVR36574 Cover front bezel UHQ 1 COVR36575 Cover left hand side 1 COVR36576 Cover right hand side 1 ELBW11945 Elbow adaptor 1 8 NPTM x id tube 6 ELBW22639 Elbow swivel 3 16 od tube x 1 8 BSPTM 2 ELBW30593 ...

Страница 24: ...BE11646 Tubing 3 16 id x 5 16 od 5 0mtr TUBE11997 Tube 19 8mm od x 15 4mm id 0 35mtr TUBE21464 Tube 0 117 id x 3 16 od 1 0mtr TUBE22163 Tube 0 170 id x od 0 75mtr TUBE30029 Down tube 1 0mtr VALV32680 01 Valve non return 3 8 BSPF 1 230 volt units Part Number Description Qty per Unit CHOK37618 230vac ballast resistor 1 PCBS30600 UHQ power supply PCB 110 230v 1 PUMP11647 Piston pump 240v 50 60Hz 1 ST...

Страница 25: ...anual PURELAB UHQ II PS Service issue 2 03 07 25 SP302 UV Housing Assembly detail __i CO w GO 0 Z 17 D 0 I D CAPS12003 UHQ6 RING11936 TUBE11929 PLAT11962 RING11937 ELBW11945 BODY11963 ELBW11945 RING11937 PLAT11962 RING11936 CAPS12003 ...

Страница 26: ...nual PURELAB UHQ II PS Service issue 2 03 07 26 Line Cell and UHQ7 assemblies detail HOUS11978 ELBW11947 SP292 ADAP11944 SCRW20889 SCRW20889 BRAC3657 CONN30591 CONN30596 PLUG30597 NUTS30598 RING11533 UHQ7 CONN30178 RING30288 ADAP30592 ...

Страница 27: ...ELGA PURELAB UHQ II PS Service Manual PURELAB UHQ II PS Service issue 2 03 07 27 SP384 Dispense Pen detail SP384 TUBE11646 TUBE11977 ...

Страница 28: ...GA PURELAB UHQ II PS Service Manual PURELAB UHQ II PS Service issue 2 03 07 28 Recirculation Pump detail PUMP11647 or PUMP11855 or PUMP30205 ELBW11945 ELBW11945 RODS20939 SCRW11651 FOOT11648 OUTLET INLET ...

Страница 29: ...GA PURELAB UHQ II PS Service Manual PURELAB UHQ II PS Service issue 2 03 07 29 Tank Assembly detail TANK11986 ELBW11945 ELBW11945 ELBW22639 ADAP11980 VALV32680 01 CONN11989 SP353 RING11533 STOP11990 SP700 ...

Страница 30: ... Fixings Ident Part Number Ident Part Number 1 COVR11909 12 RETA12080 2 COVR11910 13 STUD12084 3 11911 14 STUD30148 4 FRAM36577 15 SCRW20873 5 BRAC36572 16 SCRW11947 6 SPAC11941 17 WASH20884 7 STUD12076 18 SCRW11947 8 RECE12079 19 FOOT11918 9 SPAC11942 20 HOLD30590 10 STUD12082 21 CIRC30092 11 WASH12081 ...

Страница 31: ...t Outlet Assembly detail BRAC11916 ADAP22637 VALV11921or VALV12060 UHQ II VALV30607 or VALV30608 UHQ PS ELBW22639 SCRW12075 UHQ II or SCRW30609 UHQ PS LEAD12074 WASH10129 POWE12073 FUSE12017 x 2 NUTS11806 WASH11807 PLUG30610 WASH20884 NUTS11806 SP309 WASH11250 COVR10512 SP310 SCRW11947 ...

Страница 32: ...ment detail Ident Part Number 1 PCBS30599 or PCBS30600 2 PCBS30034 3 PANL30036 4 SPAC11988 5 WASH10129 6 SP302 7 SCRW22793 8 SPAC11988 9 STAR11932 or STAR12063 10 HOLD11933 11 BALL11931 or CHOK12062 12 SCRW11946 13 SCRW20854 14 TUBE11646 15 CLIP22617 16 HOLD11934 17 FUSE12017 18 FUSE12018 19 STRA20564 ...

Страница 33: ...vertical by pass tubes in place of the UHQ1 and UHQ2 cartridges and push fit the flexible interconnecting tubes 3 Check that the PURELAB UHQ is connected to the mains power and the POWER light is illuminated 4 If the PURELAB UHQ has not been used for prolonged periods empty the reservoir as follows Open the white tap to allow the water to pass to drain and push the PROCESS control button on the fa...

Страница 34: ...wo rigid vertical by pass tubes and refit the new replacement UHQ 1 and UHQ 2 cartridges as described in Sections 6 1 and 6 2 Note It is recommended to check the contents of the tank to make sure all traces of sanitant have been rinsed before connecting the new replacement UHQ 1 and UHQ 2 cartridges Fig A1 PURELAB UHQ showing sanitization by pass tubes connected ...

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