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Summary of Contents for Nilfisk-Advance SC350
- Page 1 SC350 SERVICE MANUAL 9098840000 Edition 1 2010-10 Printed in Italy setting standards...
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Page 3: Table Of Contents
TROUBLESHOOTING ................................... 19 WIRING DIAGRAM ..................................19 OTHER SYSTEMS ................................. 20 SCREW AND NUT TIGHTENING CHECK ............................ 20 ELECTRICAL SYSTEM ..............................21 BATTERY CHARGER SETTING DIPSWITCH CONFIGURATION ....................21 ELECTRICAL COMPONENT LAYOUT ............................22 WIRING DIAGRAM ..................................23 SC350 9098840000... - Page 4 ENGLISH SERVICE MANUAL 9098840000 SC350...
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Page 5: General Information
Documentation CD-ROM - Nilfisk Form Number 9098867000 – SC350 User Manual - Nilfisk Form Number 9098868000 – SC350 Spare Parts List - Nilfisk Form Number 9098869000 – SC350 Quick Start Guide - Nilfisk Form Number 9098866000 SAFETY The following symbols indicate potentially dangerous situations. Always read this information carefully and take all necessary precautions to safeguard people and property. -
Page 6: General Instructions
To reduce the risk of fire, electric shock, or injury, do not leave the machine unattended when it is plugged in. Before performing any maintenance procedure, disconnect the battery charger cable from the electrical mains. – Do not smoke while charging the battery. 9098840000 SC350... - Page 7 Do not wash the machine with direct or pressurised water jets, or with corrosive substances. – The machine must be disposed of properly, because of the presence of toxic-harmful materials (battery, etc.), which are subject to standards that require disposal in special centres (see Scrapping chapter on the User Manual). SC350 9098840000...
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Page 8: Technical Data
ENGLISH SERVICE MANUAL GENERAL INFORMATION TECHNICAL DATA General SC350 Min/max machine length at the handlebar 810/1,270 mm Machine width 470 mm Min/max machine height with adjustable handlebar 550/1,000 mm Weight without battery and with empty tanks 42 kg Maximum weight with battery and full tanks (GVW) -
Page 9: Dimensions
SERVICE MANUAL ENGLISH GENERAL INFORMATION DIMENSIONS P100417 SC350 9098840000... -
Page 10: Maintenance
Squeegee blade check and/or replacement Battery charging Screw and nut tightening check Brush deck rubber pad check and/or replacement Brush deck end-of-stroke cable check and/or replacement Brush deck rubber flange check and/or replacement And after the first 8 working hours. 9098840000 SC350... -
Page 11: Machine Nomenclature
Transparent cover with vacuum grid Battery charger cable Vacuum grid with automatic shut-off float Battery charger cable holder Vacuum system motor Brush/pad-holder deck Serial number plate/technical data/conformity certification Brush deck gearmotor Fuses Squeegee vacuum hose Rear wheels on fixed axle Splash-shield P100418 SC350 9098840000... - Page 12 Two drops - maximum solution flow Battery warning lights • Green warning light - charged battery • Yellow warning light - semi-discharged battery • Red warning light - discharged battery Machine start-up enabling push-button Machine start/stop levers Handlebar inclination adjusting lever P100419 9098840000 SC350...
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Page 13: Detergent Supply System
Assemble the components in the reverse order of disassembly and note the following: • When assembling the solenoid valve (E), the stamped arrow (F) must be tuned in the direction of the solution flow as shown in the figure. P100420 SC350 9098840000... -
Page 14: Troubleshooting
There is debris in the solution hoses and/or reducer clogging the flow (clean the hose). The solution reaches the brush also when the machine is off Possible causes: There is dirt or calcium deposit on the solenoid valve gasket (clean). The solenoid valve is broken (replace). WIRING DIAGRAM P100421 9098840000 SC350... -
Page 15: Brushing System
Disassemble the motor (see the procedure in the relevant paragraph), and check the condition of all its components. If the above-mentioned procedures do not lead to a correct electrical input, the motor must be replaced (see the procedure in the relevant paragraph). P100422 SC350 9098840000... -
Page 16: Brush Motor Disassembly/Assembly
Remove the screw (C), then remove the hub assembly (D). Remove the 4 screws (E). Remove the gearmotor (F). Recover the key (G). Assembly Assemble the components in the reverse order of disassembly. NOTE For further information on deck components see the Spare Parts List. P100423 9098840000 SC350... -
Page 17: Brush Deck Disassembly/Assembly
• When the rubber joint (F) is fastened to the deck, install the flanges (I) by placing their tooth (J) as shown in the figure. NOTE For further information on deck components see the Spare Parts List. P100424 SC350 9098840000... -
Page 18: Troubleshooting
The wiring harness is damaged (repair). Malfunction of the brush deck mechanical rotation system Possible causes: The rubber pads between deck and brush are worn (replace). The rubber damping joint is worn (replace). The end-of-stroke cable is broken (replace). WIRING DIAGRAM P100425 9098840000 SC350... -
Page 19: Recovery Water System
If the electrical input is higher than specified, disassemble the vacuum system motor (see the procedure in the relevant paragraph), and check the condition of its moving parts. If the procedure do not lead to a correct electrical input, it is necessary to replace the motor. P100426 SC350 9098840000... -
Page 20: Vacuum System Motor Disassembly/Assembly
When installing the gasket (I) into the housing (J) turn it until the lower tooth (K) and upper teeth (L) are as shown in the figure. • Install the motor (B) with the power supply contacts as shown in the figure (M). P100427 9098840000 SC350... -
Page 21: Troubleshooting
The vacuum gaskets are damaged or do not match perfectly (repair or replace). The squeegee leaves lining on the floor or does not collect water Possible causes: There is debris under the blade (remove). The squeegee blade edges are torn or worn (replace). WIRING DIAGRAM P100428 SC350 9098840000... -
Page 22: Other Systems
Turn the ignition key to “0” and disconnect the batteries. Carefully lift the tank assembly. Then check: • Tightening of mounting screws and nuts • Correct position of fasteners • Visible faults in the components • Leaks Carefully lower the tank assembly. 9098840000 SC350... -
Page 23: Electrical System
Avoid the machine operation during the battery recharging. For this porpouse the following auxiliary battery charger contacts are used: – B1: (ref. + 12V) input signal for switching on the machine. – B2: (refer to 0V) output signal for activating machine functions. SC350 9098840000... -
Page 24: Electrical Component Layout
Brush electromagnetic switch Vacuum system relay Solution solenoid valve Brush resettable fuse Vacuum system fuse (30 A) Selector fuse (5 A) Brush motor Vacuum system motor Rotary function selector M1-EV enabling switch Solution rate switch Solenoid valve timer P100429 9098840000 SC350... -
Page 25: Wiring Diagram
Vacuum system relay Solution solenoid valve Violet Brush resettable fuse White Vacuum system fuse (30 A) Yellow Selector fuse (5 A) Brush motor Vacuum system motor Rotary function selector M1-EV enabling switch Solution rate switch Solenoid valve timer P100430 SC350 9098840000... - Page 26 Nilfisk-Advance SpA Registered office: Via F. Turati 16/18, 20121 Milano Administrative office: Strada Comunale della Braglia n° 18 26862 Guardamiglio (Lodi) setting standards Phone: +39 0377 451124 - Fax: +39 0377 51443 www.nilfisk.com...
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