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JACOBSEN G-PLEX III Series: FH & FJ
SAFETY AND OPERATORS MANUAL
1 CONTENTS
2 INTRODUCTION
2.1 IMPORTANT ................................................................. 4
2.2 PRODUCT IDENTIFICATION ........................................ 4
2.3 GUIDELINES FOR THE DISPOSAL OF PRODUCTS ... 4
3 SAFETY INSTRUCTIONS
3.1 OPERATING INSTRUCTIONS ...................................... 6
3.2 SAFETY SIGNS ............................................................. 6
3.3 STARTING THE ENGINE ............................................... 6
3.4 DRIVING THE MACHINE .............................................. 6
3.5 TRANSPORTING........................................................... 6
3.6 LEAVING THE DRIVING POSITION ............................. 7
3.7 SLOPES ........................................................................ 7
3.8 BLOCKED CUTTING CYLINDERS ............................... 7
3.9 ADJUSTMENTS, LUBRICATION AND
MAINTENANCE............................................................. 7
4 SPECIFICATIONS
4.1 ENGINE SPECIFICATION .............................................. 9
4.2 MACHINE SPECIFICATION ......................................... 9
4.3 CUTTING UNIT.............................................................. 9
4.4 DIMENSIONS................................................................. 9
4.5 VIBRATION LEVEL ..................................................... 10
4.6 SLOPES ....................................................................... 10
4.7 RECOMMENDED LUBRICANTS ................................. 11
4.8 FUEL RECOMMENDATIONS - DIESEL...................... 11
4.9 FUEL RECOMMENDATIONS - GASOLINE................. 11
4.10 CUTTING UNIT SPECIFICATION................................ 12
4.11 CUTTING PERFORMANCE ......................................... 12
4.12 CONFORMITY CERTIFICATES ................................... 13
5 DECALS
5.1 SAFETY DECALS ......................................................... 17
5.2 INSTRUCTION DECALS .............................................. 18
6 CONTROLS
6.1 CONTROL PANEL - DIESEL ........................................ 19
6.2 CONTROL PANEL - GASOLINE .................................. 20
6.3 CONTROL PEDALS ..................................................... 21
6.4 PARKING BRAKE PEDAL ............................................ 21
6.4A PARKING BRAKE LEVER ............................................ 21
6.5 PADDLE/FOOT SWITCH MOW/LIFT .......................... 22
6.6 JOYSTICK MOW/LIFT ................................................. 22
7 OPERATION
7.1 DAILY INSPECTION ..................................................... 23
7.2.1 OPERATOR PRESENCE AND SAFETY INTERLOCK
SYSTEM ....................................................................... 24
7.2.2 CONTROLLER ERROR CODES ................................... 24
7.3 OPERATING PROCEDURE .......................................... 25
7.4 MOWING PROCEDURES............................................ 26
7.5 MOWING ON SLOPES ................................................ 27
8 SETUP
8.1 SET UP ......................................................................... 27
8.2 MOUNTING THE CUTTING HEADS............................. 31
8.3 REEL MOTOR MOUNTING .......................................... 32
8.4 CUTTING CYLINDER LIFT & LOWER RATE &
SYNCHRONISATION .................................................... 33
9 LUBRICATION & MAINTENANCE
9.1 LUBRICATION AND MAINTENANCE CHART ............. 35
9.2A LUBRICATION DIAGRAM - GASOLINE ...................... 36
9.2B LUBRICATION DIAGRAM - DIESEL ............................ 37
9.3 ENGINE ACCESS ......................................................... 38
9.4 ENGINE OIL LEVEL - GASOLINE ............................... 39
9.5 ENGINE OIL CHANGE- GASOLINE ............................. 39
9.6 ENGINE OIL FILTER- GASOLINE................................ 40
9.7 AIR FILTER - GASOLINE ............................................. 40
9.8 AIR CLEANER - GASOLINE ........................................ 41
9.9 ENGINE FUEL FILTER - GASOLINE ........................... 41
9.10 ENGINE OIL LEVEL - DIESEL ..................................... 42
9.11 ENGINE OIL CHANGE - DIESEL.................................. 43
9.12 ENGINE OIL FILTER - DIESEL .................................... 43
9.13 ENGINE FUEL FILTER - DIESEL ................................. 44
9.14 AIR FILTER - DIESEL................................................... 44
9.15 BLEEDING THE FUEL SYSTEM - DIESEL .................. 45
9.16 AIR CLEANER - DIESEL .............................................. 46
9.17 FAN BELT TENSION - DIESEL .................................... 46
9.18 TIRES............................................................................ 47
9.19 BRAKES ....................................................................... 47
9.20 HYDRAULIC OIL FILTER ............................................. 48
9.21 HYDRAULIC OIL .......................................................... 48
9.22 HYDRAULIC SYSTEM .................................................. 49
9.23 HYDRAULIC PUMP BYPASS VALVE .......................... 49
9.24 FREE WHEELING OR TOWING UNIT......................... 49
9.25 BATTERY ...................................................................... 50
9.26 JUMP STARTING ......................................................... 51
9.27 OIL COOLER GASOLINE MACHINE ........................... 52
9.28 RADIATOR DIESEL MACHINE..................................... 53
9.29 OIL COOLER & RADIATOR DIESEL MACHINE.......... 54
10 ADJUSTMENT
10.1 CUTTING HEAD MAINTENANCE ................................. 55
10.2 BEDKNIFE ADJUSTMENT ........................................... 56
10.3 HEIGHT OF CUT .......................................................... 57
10.4 CONTROL ARM ADJUSTMENT .................................. 58
10.5 REAR SWING OUT ARM ............................................. 59
10.6 LEVELLING LINKAGE FOR THE FRONT CUTTING
HEADS .......................................................................... 60
10.7 MOW/TRANSPORT SPEED CONTROL ...................... 61
10.8 SPEED CONTROL PEDAL ........................................... 62
10.9 SEAT ADJUSTMENT LEVER ....................................... 62
10.10 BACKLAPPING ............................................................ 63
11 SCHEMATICS
11.1 HYDRAULIC CIRCUIT .................................................. 67
11.2 ELECTRICAL CIRCUIT - GASOLINE .......................... 69
11.3 ELECTRICAL CIRCUIT - DIESEL ................................ 71
12 GUARANTEE / SALES & SERVICE ............................. 72
Ransomes Jacobsen Limited reserves the right to make design changes without obligation to make these changes
on units previously sold and the information contained in this manual is subject to change without notice.
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