Contents
1 Introduction
1.1 Document description............................................ 3
1.2 Target group...........................................................3
1.3 Revisions................................................................3
1.4 Safety..................................................................... 3
1.5 Servicing tools........................................................3
2 Safety
2.1 Safety definitions....................................................4
2.2 General safety instructions.....................................4
2.3 Special safety instructions......................................4
2.4 Symbols on the product......................................... 4
3 Prepare and do servicing on the product
3.1 Servicing schedule................................................. 6
3.2 Function test...........................................................7
4 Servicing data
4.1 LC 551 iV .............................................................. 9
4.2 Rear axle and front axle....................................... 10
4.3 Handle..................................................................11
4.4 Covers .................................................................12
4.5 Power unit............................................................ 13
4.6 Servicing tools......................................................14
5 Function overview
5.1 Rating plate and product serial number............... 15
5.2 Motor.................................................................... 15
5.3 Battery..................................................................15
6 Repair instructions
6.1 Product overview for repair instructions............... 17
6.2 Power unit overview............................................. 18
6.3 Battery box overview............................................18
6.4 To clean and examine the product parts..............19
6.5 Blade.................................................................... 20
6.6 Wheels................................................................. 20
6.7 Front axle............................................................. 21
6.8 Rear axle and transmission..................................21
6.9 Motor.................................................................... 23
6.10 Control panel......................................................31
6.11 Start inhibitor...................................................... 31
7 Troubleshooting
7.1 Troubleshooting schedule.................................... 33
7.2 Troubleshooting schedule.................................... 34
7.3 Troubleshooting schedule.................................... 35
7.4 Troubleshooting schedule.................................... 36
7.5 Troubleshooting schedule.................................... 37
7.6 To use the common service tool (CST)................37
7.7 To do troubleshooting of the common service
tool (CST)...................................................................38
8 Wiring diagram
8.1 Wiring diagram..................................................... 39
9 Technical data
9.1 Technical data......................................................40
9.2 Registered trademarks.........................................41
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