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Technical Information

S171 i / S172 i

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Table of Contents

                                                            

Page

   

1.   Construction and Design

  

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1.1    Features

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1.2    Technical Data

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1.3    Accessories

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2.  Service and Maintenance

                                           

 

2.1     Belt Replacement        

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2.2     Brush Roller Replacement

4

2.3     Bulb Replacement

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2.4     Replacement of Beater Bar Selector

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2.5     Motor Replacement

           6

2.6     Carbon Brush Replacement   

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2.7   Thermal Fuse Replacement

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2.8   Power Cord Replacement

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2.9   On-Off Switch Replacement

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2.10  Power Control Replacement

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2.11  Potentiometer Replacement

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2.12  Troubleshooting Guide

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9.0    Wiring Diagrams
9.1    S171i

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9.2    S172i

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    10. Parts List

12 - 17

Summary of Contents for S171i

Page 1: ...Service Manual Vacuum Cleaner MODELS S171i S172i ...

Page 2: ...Brush Roller Replacement 4 2 3 Bulb Replacement 4 2 4 Replacement of Beater Bar Selector 5 2 5 Motor Replacement 6 2 6 Carbon Brush Replacement 6 2 7 Thermal Fuse Replacement 6 2 8 Power Cord Replacement 7 2 9 On Off Switch Replacement 7 2 10 Power Control Replacement 8 2 11 Potentiometer Replacement 8 2 12 Troubleshooting Guide 9 9 0 Wiring Diagrams 9 1 S171i 10 9 2 S172i 11 10 Parts List 12 17 ...

Page 3: ...Flow 50 CFM 1 2 3 Dust Bags 2 ply recyclable paper 1 2 4 Dust Bag Volume 6 quarts 1 2 5 Operational Radius 25 feet standard 34 feet with Extension 1 2 6 Weight S171i 13 7 lbs S172I 14 1 lbs 1 2 7 Electrical Connection 120 Vac 60 Hz 1 2 8 Rated Load 800 Watts 1 2 9 Motor Power 7 3 Amp 1 2 10 Safety Classification Double Insulated 1 2 11 Safety Certification ETL 9700717 1 2 12 Cord Length 24 9 feet ...

Page 4: ...Technical Information S171 i S172 i 3 1 3 Accessories 1 4 Standard Accessories Extension Wand Crevice Tool Dusting Brush ...

Page 5: ...ews 2 2 REPLACING THE ROTARY BRUSH ASSEMBLY 1 Remove the base plate and rotary brush assembly as outlined in Section 2 1 2 Install the new assembly by first installing the belt around the pulley and placing the brush ends into their holders Next pull the belt over the motor shaft Fig 3 3 Re install the base plate and tighten the screws 2 3 REPLACING THE BULB 1 Remove the base plate as outlined in ...

Page 6: ...the pedal and the two holding the frame Fig 7 4 Insert a flat head screwdriver at the nozzle housing and carefully pry out the plastic shaft Remove the floor nozzle cover Fig 8 5 Turn the vacuum cleaner over and remove the four screws from the upper body Fig 9 6 Take out the motor and remove the two lead wires provided with quick terminals from the carbon brush holder terminals Fig 10 7 Dismount t...

Page 7: ...rotruding pins of the new metal end latch into the notches of the brush holder Fig 14 5 Connect the two wires to the carbon brush holder terminals and replace the motor in the lower body 6 Re install the rest of the parts in reverse order 2 7 REPLACING THE THERMAL FUSE 1 Remove the upper body as shown in Fig 9 of page 5 2 Remove the wire nut and disconnect the thermal fuse from the carbon brush ho...

Page 8: ... power cord and secure the new cord using the cord stopper Then connect the wires to the terminal block according to the wiring diagram 5 Re install the switch cover and tighten the two screws 2 8 REPLACING THE ON OFF SWITCH 1 Remove the switch cover as outlined in section 2 8 2 Disconnect the two wires provided with quick terminal from the ON OFF switch terminals Fig 19 3 Replace the ON OFF switc...

Page 9: ...he power control Fig 21 5 Install the new power control solder on the gray wire and reconnect the black and yellow wires according to the wiring diagram 2 11 Potentiometer 1 Remove the switch cover as outlined in section 2 8 2 Pull out the power control unit and remove the potentiometer from its support Fig 22 3 Unsolder the yellow and gray wires from the potentiometer tabs Fig 23 4 Replace the po...

Page 10: ...ushes Rotary brush bearing support A B Rotary brush bearings Check for dust accumulated in motor fan It could happen if the vacuum has been used with a broken dust bag or without a filter Check for uneven wear of carbon brushes Remove the rotary brush assembly and check if bearing support A B is broken or deformed Place the rotary brush assembly on a flat surface and turn the rotary brush to check...

Page 11: ...Technical Information S171 i S172 i 10 ...

Page 12: ...Technical Information S171 i S172 i 11 ...

Page 13: ...Technical Information S171 i S172 i 12 PARTS LIST ...

Page 14: ...Technical Information S171 i S172 i 13 EXPLODED VIEW ...

Page 15: ...Technical Information S171 i S172 i 14 EXPLODED VIEW ...

Page 16: ...ew part no for models S170i S171i S172i S174i 20 Button selector R31G1034 1 21 Lever selector R23G1000 1 22 Fixing screw C08G1000 1 23 Spring button selector R33G1100 1 24 Tapping screw XTN4 128 1 25 Fixing button selector R48G1000 1 26 Tapping screw XTN4 12B 2 27 Rotary felt A R42B1 000 1 Common with S170i S174I 28 Rotary felt B R43B11 00 1 Common with S170i S174i 29 Rotary brush assembly R98G106...

Page 17: ... 1S801 MOO 1 Common with S170i Motor SDS 801 MT 1 S801 MTO 1 67 Carbon brush 1 30C9801 2 Common with S170i S174i 68 Front motor support E0891 000 1 Common with S170i S174i 69 Rear motor support ED9B1000 1 Common with S170i S174i 70 Upper body C01G1173 1 Upper body COIG11A3 1 71 Upper body seal C0991 034 1 Common with S170i 72 Rear filter T0991 300 1 Common with S170i S174i 73 Fixing washer XUZ0300...

Page 18: ...Technical Information S171 i S172 i 17 88 Cable connector E0671 000 89 Parallel lead wire A D30G8000 1 Parallel lead wire A D30G9000 1 90 Insulating sleeve 1 480435 0 2 For main switch terminals ...

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