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English – 1
Operator’s Manual for
Rider 155 and Rider 155 AWD
CONTENTS
WARNING!
Failure to follow cautious operating practices can result in serious injury to the opera-
tor or other persons. The owner must understand these instructions, and must allow
only trained persons who understand these instructions to operate the mower. Each
person operating the mower must be of sound mind and body and must not be under
the influence of any mind altering substance.
WARNING!
Engine exhaust, some of its constituents, and certain vehicle components contain or
emit chemicals known to the State of California to cause cancer and birth defects or
other reproductive harm.
WARNING!
Battery posts, terminals and related accessories contain lead and lead compounds,
chemicals known to the State of California to cause cancer and birth defects or other
reproductive harm. Wash hands after handling.
Contents............................................................... 1
Introduction ......................................................... 2
General ............................................................ 2
Driving and transport on public roads .............. 2
Towing .............................................................. 2
Operating ......................................................... 2
Manufacturing number ..................................... 3
Saftey rules ........................................................ 4
Explanation of symbols and decals .................. 7
Safety instructions .............................................. 9
General operation ............................................ 9
Personal safety eguipment ............................. 11
Slope operation .............................................. 11
Children .......................................................... 12
Maintenance .................................................. 13
Safe handling of gasoline ............................... 13
General maintenance ..................................... 14
Transport ........................................................ 16
Customer responsibilities ............................... 17
Controls ............................................................. 18
Location of the controls .................................. 18
Throttle/Choke lever ....................................... 19
Speed limiter .................................................. 19
Parking brake ................................................. 19
Cutting unit ..................................................... 20
Lift lever for cutting unit .................................. 20
Lever for adjustment of cutting height ............ 21
Seat ................................................................ 21
Fuelling .......................................................... 21
Operation ........................................................... 22
Before starting................................................ 22
Starting the engine ......................................... 22
To start an engine with a weak battery .......... 24
Running .......................................................... 25
Moving tips ..................................................... 26
Stopping the engine ....................................... 27
Release lever ................................................. 28
Maintenance ...................................................... 29
Maintenance schedule ................................... 29
Cleaning ......................................................... 30
Dismantling of the machine hoods ................. 31
Checking and adjusting the steering wires .... 32
Adjusting the parking brake ........................... 33
Adjustment of throttle wire ............................. 34
Inspecting the muffler ..................................... 34
Replacement of fuel filter ............................... 35
Replacement of air filter ................................. 35
Checking the level of the battery acid ............ 36
Ignition System .............................................. 37
Checking the safety system ........................... 38
Main fuse ....................................................... 39
Checking the tyre pressure ............................ 39
Checking the engine’s cooling air intake ........ 39
Fitting the cutting unit ..................................... 40
Checking and adjustment of cutting unit’s
ground pressure ............................................. 41
Checking the cutting unit´s parallelism........... 41
Adjusting the parallelism of the cutting unit.... 42
Removing the cutting unit .............................. 42
Replacing the cutting unit belts ...................... 43
Service position for cutting unit ...................... 43
Placing in service position .............................. 43
Restoring from service position ..................... 46
Checking the blades....................................... 46
Removal of BioClip plug (Combi) ................... 47
Lubrication......................................................... 48
Checking the engine’s oil level ....................... 48
Changing the oil ............................................. 48
Change of oil filter .......................................... 49
Checking the transmission’s oil level .............. 49
Lubricating the belt adjuster ........................... 50
General lubrication ......................................... 50
Trouble shooting schedule............................... 51
Storage ............................................................... 52
Winter storage ................................................ 52
Cover.............................................................. 52
Service ........................................................... 52
Technical data ................................................... 53
Servicejournal ................................................... 55