Idex MICROPUMP 668-400-2, Component Maintenance Manual With Illustrated Parts List

Page 1: ...bsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 1 of 33 Model No 668 400 2 Pressurematic Water System...

Page 2: ...r System It then presents detailed procedures in a logical sequence detailing how to assess serviceability disassemble and clean check repair assemble and store An Illustrated Parts List concludes the...

Page 3: ...Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 3 of 33 CONTENTS Subject Page MODEL 668 400 2 PRESSUREMATIC WATER SYSTEM Introduction 1 Descr...

Page 4: ...1 2 Integral parts of the pump unit include a pump pressure regulator system check valve and flow sensor over pressure release valve and pressure switch and four pole relay A separate circuit breaker...

Page 5: ...Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 5 of 33 1 3 1 Drive power for the pump unit is supplied by a self contained...

Page 6: ...8668 8975 Phone 360 253 2008 Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 14...

Page 7: ...Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 7 of 33 Simplified Schematic of Pump Assembly Figure B 1 3 2 Wate...

Page 8: ...press spring 13 allowing piston 14 to move back The force of spring 13 causes a pressure drop of approximately 5 psi 0 35 bar to occur at this point As a result the system pressure beyond this point i...

Page 9: ...ary manual starting switch not shown energizes the motor to establish initial water pressure in the system Once the system pressure is established the operation is automatic The pump runs steadily whe...

Page 10: ...6 inch 4 763 mm 2 1 1 13 One 1 each hex key 0 05 inch 1 27 mm 2 1 1 14 One 1 each bushing insertion tool Refer to Special Tools 2 1 1 15 One 1 tap 6 32 2 1 1 16 One 1 each hex key 3 32 inch 2 381 mm 2...

Page 11: ...WA 98668 8975 Phone 360 253 2008 Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 4...

Page 12: ...Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 12 of 33 Mode...

Page 13: ...68 400 2 into test set Close valves 1 and 2 Add one hand pump to test setup between pressure gauge and valve 2 Open valve 1 completely and valve 2 partially Energize pump and run for one minute to est...

Page 14: ...bar and requires manually re energizing pump 2 4 1 3 2 It is wise to consider shims in pressure switch cavity as a rough adjustment and setscrew on pressure switch assembly as a fine adjustment 2 4 1...

Page 15: ...ble through access hole in motor housing Loosen setscrew with a 3 32 inch 2 381 mm hex key Move assembly axially as required to attain specified dimension as measured with a depth gauge Tighten setscr...

Page 16: ...running 2 4 2 1 7 Slowly close valve 2 until indicator light shuts off motor stops At that moment pressure gauge should read 22 psi 1 52 bar to 24 psi 1 66 bar 2 4 2 1 8 Re energize Model 668 400 2 by...

Page 17: ...fective parts as required c Back flow through pump with system pressure below 30 psi 2 07 bar c1 Over pressure re lease setting out of adjustment c2 Over pressure release setting parts worn Check and...

Page 18: ...Unit condition or possible cause of its malfunction to determine extent of disassembly needed 3 1 Disassembly of Model 668 400 2 Refer to Figure 1 in IPL CAUTION IF IT IS NECESSARY TO CLAMP UNIT IN A...

Page 19: ...bly 15 to body assembly 2 and remove adjuster assembly CAUTION DO NOT TAMPER WITH ADJUSTER SCREW 16 AND NUT 17 THEY ARE PRE SET 3 3 10 Remove retainer 18 spring 19 retainer 20 O ring 21 and piston 22...

Page 20: ...4 2 1 General 4 2 1 1 Clean all metal and plastic parts in Stoddard solvent Blow dry with clean dry compressed air CAUTION DO NOT USE SOLVENT ON ELECTRICAL PARTS OR MOTOR BEARINGS 4 2 2 Pump Housing...

Page 21: ...and base assembly Using a No 30 drill blank check that interior surfaces are not excessively worn out of round Drill blank should pass all the way through but not be loose Note Gear shafts normally f...

Page 22: ...ing 6 Repair 6 1 Tools and Materials 6 1 1 The following tools and materials may be required to effect repairs 6 1 1 1 One 1 each 6 32 tap 6 1 1 2 One 1 each bushing insertion tool Refer to Special To...

Page 23: ...materials 7 1 1 The following tools and materials are required to assemble the Model 668 400 2 Note Equivalent substitutes may be used 7 1 1 1 One 1 each 3 32 inch 0 238 cm hex key 7 1 1 2 One 1 each...

Page 24: ...ten 7 2 9 Lightly grease O ring 37 with specified grease and place on lip inside pressure switch hole in body assembly 2 Install piston 38 in pressure switch hole Attach cylinder 36 to body assembly 2...

Page 25: ...2 with clamp 2 7 6 Storage 7 6 1 Preparation 7 6 1 1 Install plugs in outlet and inlet ports Note Tape can be used in lieu of plugs to cap ports 7 6 2 Storage Conditions 7 6 2 1 Store Model 668 400 2...

Page 26: ...ouver Washington 9 1 3 How To Use the IPL 9 1 3 1 Refer to the illustration in the Detailed Parts List that pertains to the assembly in which the part is used Find the part in the illustration and not...

Page 27: ...ART NO NOMENCLATURE UNITS PER ASSY 1 1 8700 Model 668 400 2 Pressurematic Water System MICROPUMP GJAN23 Y1BVB DX70B 1 ATTACHING PARTS 2 1318 Clamp 1 3 6626 Bracket 1 4 2772 Screw 6 5 8516 Pump Assembl...

Page 28: ...8975 Phone 360 253 2008 Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 3...

Page 29: ...NO AIRLINE PART NO NOMENCLATURE UNITS PER ASSY 2 1 8516 Pump Assembly 1 2 8517 Body Assembly Pump 1 ATTACHING PART 3 1725 Screw 4 4 2301 Plate Pump Mounting 1 5 3279 Cup 1 6 8946 Magnet Assembly 1 7 8...

Page 30: ...44 1480 356600 Fax 011 44 1480 356300 Page 30 of 33 FIGURE ITEM PART NO AIRLINE PART NO NOMENCLATURE UNITS PER ASSY 21 1541 O Ring 1 22 4141 Piston 1 23 2364 Adapter 1 24 7920 Spring 1 25 2786 Sleeve...

Page 31: ...98668 8975 Phone 360 253 2008 Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44...

Page 32: ...Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Page 32 of 33 FIGURE ITEM PART NO AIRLINE PART NO NOMENCLATURE UNITS P...

Page 33: ...ne 360 253 2008 Fax 360 253 8294 MICROPUMP LIMITED A Subsidiary of Micropump Inc 2 Howard Road Eaton Socon St Neots Cambridgeshire PE 19 8ET England Phone 011 44 1480 356600 Fax 011 44 1480 356300 Pag...