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Ciscomotors
Bull Max
SIMPLIFIED MAINTENANCE MANUAL
All information in this publication is based on latest specification's product available at the time
of approval for printing.
CISCOMOTORS reserves the right to make changes at any time without notice and without
incurring any obligation.
No part of this publication may be reproduced without written permission.
CISCOMOTORS 2016 .
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Table of Contents
Related Manuals for Ciscomotors BullMax 250
Summary of Contents for Ciscomotors BullMax 250
- Page 1 All information in this publication is based on latest specification’s product available at the time of approval for printing. CISCOMOTORS reserves the right to make changes at any time without notice and without incurring any obligation. No part of this publication may be reproduced without written permission.
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Page 2: Table Of Contents
INDEX Page 2 1. OPERATING INSTRUCTIONS Page 3 1.1 Basic operation Page 3 • 1.2 Start engine Page 4 • 1.3 Running in procedure Page 6 • 2. SPECIFICATIONS Page 7 • 2.1 Engine installation on chassis Page 7 • 2.2 Technical characteristics Page 8 3. -
Page 3: Operating Instructions
Page 3 1. OPERATING INSTRUCTIONS 1.1 BASIC OPERATION • Vegetable oils separate from gasoline FUEL more easily than mineral oils, especially • Bull Max has two-stroke engine that in cold weather. It is advisable to use requires a gasoline-oil mixture. synthetic oil. -
Page 4: Start Engine
Page 4 1.2 START ENGINE WARNING • Never run the engine in an closed area. The exhaust contains poisonous carbon monoxide gas that can cause loss of consciousness and may lead to death. • Attention to start the engine without the reducer provokes the outbreak of the clutch and can cause injury or damages. - Page 5 Page 5 Version centrifugal Clutch 1. To carry in a pressure the circuit of the gasoline, to help itself pressing the diagramm (Fig.2) 2. Don’t engulf the engine but make sure the gasoline goes in intake pipe. 3. To pull the starter and delicately pull just after the hard point (try repeatedly for be sure). 4.
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Page 6: Running In Procedure
Page 6 1.3 RUNNING-IN PROCEDURE Following proper break-in procedure helps censure that some of the most important and expensive components on your new Bull Max will provide maximum performance and service life. (Also follow proper run-in procedure for a newly rebuilt engine) 1. -
Page 7: Specifications
Page 7 2. SPECIFICATIONS 2.1 ENGINE INSTALLATION ON CHASSIS Figure 3... -
Page 8: Technical Characteristics
Page 8 2.2 TECHNICALS CHARACTERISTICS Engine Bull Max Type 2 strokes air Disposition cylinder Mono cylinder Bore max 70mm Stroke max 60mm Displacement 230cc Compression ratio 11 : 1 Maxim Power 24 kw (33cv) 7600 rpm Max turn of engine 7800 rpm Electrical system Ignition... -
Page 9: Maintenance 3.1 General Service Information
• When tightening bolts, nuts or screw, start with the larger diameter or inner fasteners, and tighten them to the specified torque using a criss-cross pattern; • Use genuine Ciscomotors parts when maintenance your Bull Max • Clean parts in not-flammable cleaning solvent when disassembling. Lubricate any sliding surface, o-rings and seals before reassembling. -
Page 10: Maintenance Schedule
Page 10 3.3 MAINTENANCE SCHEDULE FREQUENCY INSPECT REPLACE Before and after each use All screw nuts, bolts correctly tighten, silent-block in, and check carburation. Belt transmission tension Every 100 hours Clean air filter Transmission belt Spark plug Every 200 hours Cylinder head decarbonizing Every 500 hours Thermical group . -
Page 11: Storage
Page 11 4. STORAGE Extended storage such as for winter, requires that you take certain steps to reduce the effects of deterioration from not use of your Bull Max. In addition necessary repairs should be made before storing your Bull Max: otherwise these repairs and clean may be forgotten by the time your Bull Max is removed from storage. - Page 12 Page 12 5. ASSEMBLY/DISASSEMBLY OF THE STARTER 1. Remove 4 screws (Fig.18) 2. Remove the screw (Fig.20) for to arrive to the pulley 3. Remove the pulley (Fig.21) 4. Control the screws (Fig.19) are in a good conditions and locked. Figure 18 1.
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Page 13: Regulation Belt Transmission
Page 13 6. REGULATION BELT TRANSMISSION The tension of belt must be done very carefully 1. Slightly little the 4 fix screws of bracelet (Figure 32) 2. Tighten the 4 screws torque of 20 Nm (0,2kg / m) slight tension 3. - Page 14 Page 14 7. CARBURATION REGULATION 1. Regulation min.throttle engine 2. Regulation gasoline/air min. (L) 3. Regulation gasoline/air max (/H) Figure 35 Standard regulation BullMax carburator Walbro WB37 In case problems of wrong carburation , replace the originals levels. Screw regulation of min. 1 turn from all closing. . (Figure35 point 2) Attention: regulation of carburation must be made at warm motor.
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Page 15: Electrical Schedule
Page 15 8. ELECTRICAL SCHEDULE Electric starter with recharge battery... -
Page 16: Troubleshooting
Page 16 9. TROUBLESHOOTING 9.1 THE ENGINE DON’T START CHECK POSSIBLE CAUSES SOLUTION No fuel in tank Fill tank for fueling Check if fuel is jetting to the carburettor Clogged fuel line or fuel filter Replace and clean Diaphragm fuel pump broken Replace the diaphragm (Figure 5) Move it on OFF... -
Page 17: Excessive Vibrations Of The Engine
Page 17 9.3 EXCESSIVE VIBRATIONS OF THE ENGINE CHECK POSSIBLE CAUSES SOLUTION Excessive wear, holder rubber Replace (Max 65 Sh) Silent-block engine Prop out of balance Balance or replace... -
Page 18: Torque Values Engine
Page 18 10. TORQUE VALUES ENGINE Thread diam. x Torque ITEM pitch Kg-m Cap screw propeller hub M6 M 6 x 1,0 Cap screw propeller hub M8 M 8 x 1,25 Spark plug M14 x 1,25 Cap screw crankcase starter M 6 x 1 Bolt cylinder head M 8 x 1,25...
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