Maico MC 250 Instruction Book Download | Manualshive

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Summary of Contents for MC 250

Page 1: ......

Page 2: ...AfAICO MC250 MC400 MC440 MC501 Instruction book Service manual From January 1974...

Page 3: ...w Clutch Disassembled 8 g Transmission with Bearings Disassembled 9 10 Carburetor Air Cleaner Boot Air Cleaner Assy 9 11 Frame Bare 10 12 Telescopie Forks Photograph Exploded Drawing 10 13 Front Wheel...

Page 4: ...nce 501 CCM 1 91 6 mm 76 mm 501 ccm 12 1 51 6900 RPM Bing Type V 54 38mm 185 285 40 As Required 440 CCM 400 CCM 250 CCM Air cooled Piston Port 2 Stroke Engine 1 1 1 67 mm 77 mm 82 mm 70 mm 83 mm 83 mm...

Page 5: ...ake Trial Ground Clearance Front Suspension Rear Suspension WHEELS Front Rear TIRES Front Rear Tire Pressure Front Brake Rear Brake Fuel Tank Petcocks Air Filter MC 199 152 123 10 1 Liter gear oil 1 q...

Page 6: ...35 53 15 D 20...

Page 7: ...o 83 00 400 CC 7695 77 10 77 25 t078 00 250 CC 66 95 67 10 67 25 to 68 00 The MAHLE piston is forged of a special piston alloy containing a large amount of silicon With L shaped piston ring in the 250...

Page 8: ...which is built in three different models The MC 250 has a clutch which is used in conjunction with the double row prima ry chain It has six toothed outer clutch plates which are 99 mm in diameter and...

Page 9: ...of the highest qual ity steel 9 Transmission with Bearings Disassembled 10 CARBURETOR AIR CLEANER The carburetor is a concentric type V 54 36 iZ or 38 iZ mm On the 501 wh ich is attached to the cylin...

Page 10: ...or Koni springs and shocks are available The shocks dampening characteristics are especially developed for Maico 4 SEAT The seat is a one man seat specially fitted and developed after years of moto cr...

Page 11: ...kes M 4 x 243 mm 18 spokes M 4 x 230 mm On the small end of the hub is a reinforcing ring made of aluminium alloy for strength 13 Frant Wheel 10 REAR WHEEL This rim is also available in chromed steel...

Page 12: ...hen the proper amount of advance is found and the igni tion points break the circuit at the previously mentioned settings then the screws holding the stator plate in position should be re tightened ev...

Page 13: ...ion A softened head gasket should be installed and the cylinder head bolts tightened to 18 foot pounds 6 CRANK SHAFT While the cylinder is not on the crankcases the play in the lower connecting rod be...

Page 14: ...ssary Also a warped or bent swing arm should be replaced Mounting of Koni shock absorbers 1 The retainin9 clips and springs on original shocks must be removed 2 The bottom spring retainer is put on it...

Page 15: ...elease it from the adjustment mecha nism 6 The shock can then be re assembled in reverse order Be sure to re install the rubber bumper Failing to do so can seriously damage the shock under use Pay spe...

Page 16: ...y tapping the pin lightly Use caution not to apply any pres sure to the side of the connecting rod 2 4 Lay engine on primary case side and remove timing cover 2 5 Remove stator by loosening and removi...

Page 17: ...n gear shaft 2 11 Removal of transmission The shift fork shaft is pulled out then the main shaft with slider gears and eventually the lay shaft The spacer ring and three needle bearings are then lifte...

Page 18: ...he main drive sprocket and the primary chain Be careful not to forget the washer between mainshaft bearing and the clutch housing and body Check to see if plates are warped or the teeth on the plates...

Page 19: ...ir releasevalves are functioning properly and the top pinch bolts are tightened 2 7 Handlebars and front wheel are mounted 3 Swing Arm Rear suspension disassembly 3 1 The rear wheel is removed by remo...

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