Arkal B Series, Service Maintenance Manual

Page 1: ...V DC or 110 V 24 V AC Maximum Filtration Flow Rate Water Quality Model B 2 B 3 B 4 B 6 B 8 B 2 B 3 B 4 B 6 B 8 Filtration Grade Water Quality m3 h gpm 400 µ Good 25 40 80 130 200 110 176 352 572 880 Average 25 40 80 130 200 110 176 352 572 880 Poor 25 40 80 130 200 110 176 352 572 880 200 µ Good 25 40 80 130 200 110 176 352 572 880 Average 20 35 70 90 170 88 154 308 396 748 Poor 15 25 40 70 130 66...

Page 2: ... S Se er ri ie es s C o m p a c t s e l f f l u s h i n g s c r e e n f i l t e r Dimensions and Weights Model B 2 B 3 B 4 B 6 B 8 B 2 B 3 B 4 B 6 B 8 D mm 50 80 100 165 225 inch 2 3 4 6 8 H mm 480 495 495 1025 1330 inch 25 25 35 43 47 W mm 471 5 471 5 471 5 459 470 inch 19 19 19 18 18 5 Approximate shipping weight kg 24 25 28 76 130 lbs 53 55 61 167 286 ...

Page 3: ...ARKAL SCREEN LINE B SERIES Compact Self Cleaning Screen Filter SERVICE MAINTENANCE MANUAL ...

Page 4: ...oval Installation 12 Differential Pressure Indicator Removal Installation 14 Hydraulic Piston Removal Installation 16 Screen Removal Installation 18 Periodical Checks 20 Troubleshooting 22 IPB 25 Appendixes 27 Appendix 1 AC Controller 27 Appendix 2 Control Loops Schematic Drawing DC 30 Appendix 3 Control Loops Schematic Drawing AC 30 Appendix 4 Warranty 31 ALL RIGHTS RESERVED THIS MANUAL AND THE I...

Page 5: ...wide family of filters produced and supplied by Arkal for agriculture municipal water and sewage systems and all types of industrial applications All products manufactured by Arkal are easy to install use and service and don t require special skills to operate them For operation and maintenance of the filter please follow the instructions in this manual ...

Page 6: ...r parts and especially on the electronic control unit 5 Confirm that filter weight when full meets the support construction requirements 6 Prior to installation confirm that line pressure matches filter s operational pressure 7 During installation use standard flanges and connections only 8 Check that all filter flange bolts are properly secured 9 Please note the filter enters a flushing mode auto...

Page 7: ...ater sources such as sewage reservoirs rivers lakes and wells The B SERIES filter contains the following parts 1 Inlet 7 Dirt collector 2 Fine screen 8 Suction nozzle 3 Electronic control unit 9 Hydraulic motor 4 Hydraulic flushing valve 10 Differential pressure indicator 5 Hydraulic piston 11 Solenoid valve 6 Hydraulic motor chamber 12 Outlet Figure 1 Filter Assembly 10 4 5 6 7 11 3 1 2 12 8 9 ...

Page 8: ...re released from the piston and the high pressure inside the filter cause linear movement of the dirt collector The combination of the linear movement and rotation significantly cleans the whole internal screen surface The flushing cycle takes 5 seconds The flushing valve 4 closes at the end of the cycle and the increased water pressure returns the system to its initial position The filter is now ...

Page 9: ...et V Vic F Flange General Technical Data Model Number Conn Size ØD Screen Area Max Flow Rate Flushing Flow Rate ØD1 X Y H Weight inch cm 2 m 3 h m 3 h inch mm mm mm Kg AK B2 2 1100 30 6 10 177 174 480 24 AK B2 S 2 1630 30 6 10 177 174 625 26 AK B3 3 1100 40 6 10 192 188 495 25 AK B3 S 3 1630 50 6 10 192 188 640 27 AK B4 4 1630 80 6 10 220 210 650 28 B Compact S Filter with large filtration area Fl...

Page 10: ... 120 Micron 3 44 88 132 176 264 352 440 220 308 396 880 1320 4400 14 5 11 6 8 7 5 8 4 35 2 91 1 45 0 73 0 58 0 3 0 145 P PSI GPM M H 10 20 30 40 60 80 100 200 300 1000 50 70 90 P BAR 1 0 8 0 6 0 4 0 3 0 2 0 05 0 04 0 02 0 01 0 1 ...

Page 11: ...ast 40 mm diameter and not more than 5 m long Confirm that water runs freely out of the drainpipe 4 Check that all connections are properly secured 5 Check that all nuts and bolts on filter periphery are properly tightened and secured 6 Connect the battery located in the control unit box as explained in the Initial Operation See Figure 3 Page 9 Figure 2 Initial Filter Installation Outlet Line LP I...

Page 12: ...indicator closing of the electrical circuit re connect it immediately as flushing starts 4 Verify that the hydraulic flushing valve closes after 5 seconds 5 Verify that the hydraulic piston fully extends during backflush 6 When the filter is clean verify that the differential pressure between inlet and outlet does not exceed 0 1 bar 7 Check that the differential pressure indicator is set to 7 psi ...

Page 13: ...nic control unit cover with the 4 screws WARNING Take precautions while operating the filter as the filter may enter a flushing mode automatically without prior warning 5 For AC controlled filter refer to Appendix 1 6 Perform a flushing cycle by disconnecting the low pressure tube from the differential pressure indicator closing of the electrical circuit re connect it immediately as flushing start...

Page 14: ...ew control card 7 Connect the 9V battery according to the correct polarity 8 Secure the electronic control unit cover with the 4 screws WARNING Take precautions while operating the filter as the filter may enter a flushing mode automatically without prior warning 9 For AC controlled filter refer to Appendix 1 10 Perform a flushing cycle by disconnecting the low pressure tube from the differential ...

Page 15: ...f the new solenoid 10 Connect the electrical wiring to the control card terminals white red and black wires See Figure 5 11 Connect the solenoid control tubes 12 Connect the 9V battery according to the correct polarity and secure the electronic control unit cover with the 4 screws WARNING Take precautions while operating the filter as the filter may enter a flushing mode automatically without prio...

Page 16: ...SERIES B 13 Figure 5 Solenoid Removal Installation Control Card White Black Red Control Tube Drain D C D P ...

Page 17: ...ntrol unit assembly 8 Connect the two control tubes to the differential pressure indicator note that the high pressure and the low pressure are connected to the right fittings 9 Connect the electrical wiring to terminals D P on the control card See Figure 6 10 Connect the 9V battery according to the correct polarity and secure the electronic control unit cover with the 4 screws WARNING Take precau...

Page 18: ...SERIES B 15 Figure 6 Differential Pressure Indicator Removal Installation Hige Pressure Line HP Low Pressure Line LP Control Card O C D P ...

Page 19: ...to the filter assembly 8 Connect the control tube to the piston assembly s upper section 9 Open the inlet and the outlet line valves 10 Check for leaks WARNING Take precautions while operating the filter as the filter may enter a flushing mode automatically without prior warning 11 For AC controlled filter refer to Appendix 1 12 Perform a flushing cycle by disconnecting the low pressure tube from ...

Page 20: ...SERIES B 17 Figure 7 Piston Removal Installation Control Tube Hydraulic Piston ...

Page 21: ...y s upper section 15 Verify that the dirt collector axis passes through the screen bearing 16 Install the upper part of the filter assembly together with the hydraulic motor and dirt collector 17 Carefully attach the control assembly to the filter housing with one of the six nuts and washers connecting both parts of the filter housing 18 Continue to cross connect both parts of the filter housing b...

Page 22: ...SERIES B 19 Figure 8 Screen Removal Installation Screen Bearing Lower Seal O Ring Screen Upper Seal O Ring Control Assembly Control Tube Nut Washer Dirt Colector Body Seal U Ring ...

Page 23: ...ve replace according to Hydraulic Piston Removal Installation 7 Check the condition of the controller while operating with running water 8 Check the filter housing for paint damage or corrosion If required clean the area with sandpaper and apply a thin layer of basic epoxy paint 9 Open the inlet and the outlet line valves 10 Check for leaks WARNING Take precautions while operating the filter as th...

Page 24: ...1 Figure 9 Periodical Checks Lower Seal O Ring Screen Upper Seal O Ring Screen Bearing Hydraulic Flushing Valve Hydraulic Piston Nut Washer Body Seal Upper Bearing Hydraulic Motor Filter Housing Filtering Nozzle ...

Page 25: ... start Flushing cycle starts Disconnect the control tube from the flushing valve s upper section Check battery condition Flushing cycle doesn t start Flushing cycle starts Not OK OK Flushing cycle doesn t start Replace battery Check the electrical connections on the control card and the solenoid electrical connection at the differential pressure indicator OK Not OK Short the differential pressure ...

Page 26: ... line pressure Replace the solenoid Pressure reading above 1 bar 15 psi Pressure reading below 1 bar 15 psi Faulty solenoid The filter does not comply with the system operating requirements Close the outlet valve and check that differential pressure between inlet and outlet of the filter is zero Perform a flushing cycle manually by operating the handle turn clockwise 90 located on the solenoid and...

Page 27: ...tes freely 2 Upper bearing and screen bearing are not deformed oval Filter found serviceable Replace the defective part and or release the jammed part Reassemble the filter and operate the system The problem was not solved during a regular service check Call technician ...

Page 28: ...SERIES B 25 IPB ...

Page 29: ... piston 18 6 x 1 8 control fitting elbow connector 19 2 x 1 reducing nipple 20 1 Hydraulic flushing valve 21 T connector 6 x 1 8 x 6 22 6 x 1 4 control fitting elbow connector 23 Differential pressure indicator 24 Control unit assembly bracket 25 Solenoid nut 26 Solenoid valve 27 Electronic control card 28 Control box 29 Control box cover 30 Control box attachment screw 31 O Ring 32 Screen 33 Atta...

Page 30: ... will indicate system failure and there will be no more backflushing by DP until the DP signal is discontinued and the right rotary switch turned OFF and back to its normal position If the selected flushing mode include time override the time based cycles will continue uninterrupted according to the selected interval Main Valve The unit can control a downstream main valve which is turned off while...

Page 31: ...SERIES B 28 Technical Data POWER SOURCES FOR AC MODELS 220V 50 Hz 24V REGULATED MAXIMUM POWER 25W FOR DC MODELS 12V 6 AH DRY ALKALINE BATTERY Connection Board DC Model Connection Board AC Model ...

Page 32: ...L position a single flushing cycle is initiated In all the other positions of the right switch the controller will flush according to the specified cycle or upon detection of the differential pressure signal whichever comes first Changing the position of each of the switches will sound the buzzer The right switch will cause a longer beep in the OFF position and at the left switch the longer beep w...

Page 33: ...SERIES B 30 Appendix 2 Control Loops Schematic Drawing DC Appendix 3 Control Loops Schematic Drawing AC ...

Page 34: ...quential or incidental damages or expenses of any kind or nature regardless of the nature thereof including without limitation injury to persons or property loss of use of the products loss of goodwill loss of profits or any other contingent liabilities of any kind or character alleged to be the cause of loss or damage to the purchaser This warranty does not cover damage or failure caused by misus...