Stuart Turner 28474 Installation Instructions Manual Download Page 28

Page: 28 / 29

Stuart Turner Ltd, Henley-on-Thames, Oxfordshire RG9 2AD ENGLAND

Tel: +44 (0) 1491 572655, Fax: +44 (0) 1491 573704

[email protected] www.stuart-turner.co.uk

Issue No: 1716/1-03

Pt. No. 20017

Summary of Contents for 28474

Page 1: ...ip 4 Section 1 Rotary seal 5 Section 1 Seal Counterface 6 Section 1 O ring ID 66 4 mm 1 Sections 1 6 Screws M6 x 35 mm 28 Section 4 Reed switch 23 Sections 2 3 5 Screws K40 x 16 mm 29 Section 4 Strain...

Page 2: ...2 26 Adhesive Foam Pad 1 11 Non Return Valve Assembly 2 27 Reed Switch Tie Wrap 2 12 O Ring ID 21 mm 2 28 Reed Switch 2 13 O Ring ID 19 mm 2 29 Strain Relief Bush 3 14 Screws M4 x 16 mm 4 30 Applicato...

Page 3: ...asher G 1 5 Seal Counterface 1 21 Bonded Seal 1 6 O Ring ID 66 4 mm x 1 78 mm c sec 1 27 Reed Switch Tie Wrap 2 7 Woodruff Key 1 30 Seal Applicator Tool not shown 1 8 Thrower 1 DISASSEMBLY To access t...

Page 4: ...nts along with the serviceable parts Fig 4 10 A A Flow switch transfer pipe pressure vessel assembly Fig 3 20 19 17 18 27 17 21 22 15 16 14 13 28 11 9 12 1 3 5 2 4 6 8 7 17 20 19 17 21 22 17 13 28 14...

Page 5: ...val of the impeller To overcome this two screwdrivers can be used to gently lever the impeller away from the shaft as detailed Fig 5 ensuring equal pressure is applied to each side of the component to...

Page 6: ...locating the Circlip item D in the groove and pushing it into position Fig 9 WARNING Do not install the circlip onto full shaft diameter it must only be located in the groove REASSEMBLY Reassembly of...

Page 7: ...ical supply before fitting replacement part Replacing the capacitor should only be carried out by a competent person The supply cord and internal wiring within the terminal box are routed and secured...

Page 8: ...apacitor must be connected secured and positioned as detailed Figs 13 14 Secure terminal box lid screws to a torque of 0 8 Nm item 23 IMPORTANT NOTE For correct pump rotation ensure both blue wires ar...

Page 9: ...ter starvation condition remains present the pump will then stop operation after a 1 minute period 4 The pump will remain in the off condition for a period of 5 minutes 5 The pump will then re start a...

Page 10: ...en to 0 8 Nm DISASSEMBLY Isolate electrical supply before fitting replacement part Replacing the PCB should only be carried out by a competent person The supply cord and internal wiring within the ter...

Page 11: ...arth wire and cup washer Item D Disconnect all wiring from terminal blocks on printed circuit board PCB Item 25 Remove two M4 nuts item A and carefully lift PCB Item 25 away from terminal box Damaged...

Page 12: ...aving the installation unattended REASSEMBLY Reassembly is the reverse of the disassembly instructions with the new replacement parts fitted as required Note For correct installation the capacitor mus...

Page 13: ...nsure compliance with the electrical standard EN 60335 1 It is essential that prior to any disturbance of this internal wiring all cable routing and securing details are carefully noted to ensure reas...

Page 14: ...sh into the base of the terminal box ensuring the bush is fully seated into its location Connect the two reed switch wires to the PCB Figs 21 22 For correct operation of the flow switch the reed must...

Page 15: ...n Fig 26 INITIAL OPERATING INSTRUCTIONS Consult instruction manual for commissioning instructions Do not run pump dry Allow the water to be pumped to enter the pump body thus ensuring the seal is lubr...

Page 16: ...ins N2 0 N3 0 bar Single WIRING DIAGRAMS N S1 S2 S2 S3 S3 MAIN WINDING THERMOTRIP CAPACITOR START WINDING FLOWSWITCH REED S3 BLUE BROWN BLACK RED GREEN YELLOW BLUE BROWN L M N N S2 S3 S3 S2 L E N FLOW...

Page 17: ...ution and is intentional Unscrew pressure vessel and remove rubber washer Remove four screws item 23 and carefully remove terminal box lid Fig 30 Note the cable routing within the terminal box Figs 28...

Page 18: ...new replacement parts fitted as required Pressure switch item 22 to be tightened to a torque of 7 8 Nm Secure two cable clamp screws item 23 and four terminal box lid screws to a torque of 0 8 Nm Fig...

Page 19: ...ASSEMBLY To access the NRV the flow switch body assemblies must first be removed Fig 32 Please refer to the following dependant on pump Note The NRV is part of the flow switch body assemblies see Figs...

Page 20: ...ll re used parts are clean and new replacement parts fitted as required Secure flow switch manifold clamp screws to a torque of 1 5 Nm item 9 INITIAL OPERATING INSTRUCTIONS Consult instruction manual...

Page 21: ...ITEM QTY 19 Rubber Washer G 1 20 Pressure Vessel 0 6 litre 1 DISASSEMBLY Rotate the pressure vessel as shown to unscrew Fig 35 Remove rubber washer from manifold body Fig 36 Damaged components must be...

Page 22: ...t to 5 6 Nm torque Fig 37 INITIAL OPERATING INSTRUCTIONS Consult instruction manual for commissioning instructions Do not run pump dry Allow the water to be pumped to enter the pump body thus ensuring...

Page 23: ...Stuart Turner for advice on replacements not supplied with kit REASSEMBLY Reassembly is the reverse of the disassembly instructions with the new replacement parts fitted as required INITIAL OPERATING...

Page 24: ...TING INSTRUCTIONS Consult instruction manual for commissioning instructions Do not run pump dry Allow the water to be pumped to enter the pump body thus ensuring the seal is lubricated before switchin...

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Page 28: ...Stuart Turner Ltd Henley on Thames Oxfordshire RG9 2AD ENGLAND Tel 44 0 1491 572655 Fax 44 0 1491 573704 info stpumps co uk www stuart turner co uk Issue No 1716 1 03 Pt No 20017...

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