Baja Sc150 Repair Manual

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REMOVAL To prevent accidental vehicle start-up, which could cause death or serious injury, disconnect negative (-) battery cable before proceeding. Disconnect negative battery cable. See BATTERY MAINTENANCE in Service Manual. Remove primary cover, primary drive, and clutch.

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See DRIVE COMPONENTS in Service Manual. Remove primary chaincase according to the instructions in the Service Manual. See Figure 2. Pull off the alternator rotor (1) using two bolts inserted through the holes in the rotor face.

Remove the two T-27 TORX screws (2). Unplug the voltage regulator and remove the stator (3).

See VOLTAGE REGULATOR in Service Manual. Disassemble connector 46B (A).

See DEUTSCH ELECTRICAL CONNECTORS in Service Manual. NOTE Contact cleaner, alcohol, or glass cleaner sprayed on rubber grommet (B) will provide lubrication when pulling it through crankcase hole. Move grommet (3) to one side and spray contact cleaner into gap. Repeat for other side. Pull rubber grommet (B) through crankcase hole.

Pull wires through crankcase hole. INSTALLATION 1. Insert wires through crankcase hole. See Figure 1. Push rubber grommet (B) through crankcase hole.

If necessary, apply the same lubricant used during removal. Insert wires into connector 46B (A). Mate connector 46.

See VOLTAGE REGULATOR in Service Manual. Is03776 Figure 1. Voltage Regulator 5. See Figure 2.

Install the stator (3) on the crankcase and fasten in place using new TORX screws (2). Tighten to 55-75 in-lbs (6.2-8.4 Nm). Install the rotor (1) on the sprocket shaft. Apply Loctite Threadlocker 262 (red) to sprocket nut threads. Tighten sprocket nut to 150-165 ft-lbs (203.4- 223.7 Nm). Install primary chaincase according to the instructions in the Service Manual.

Install clutch, primary drive, and primary cover. See DRIVE COMPONENTS in Service Manual.

Connect negative battery cable. See BATTERY MAINTENANCE in Service Manual Incoming search terms:. Cover the throttle bodies to prevent anything from dropping into the engine. Remove the front seat and disconnect the battery. (Refer to Service Manual, Page 8-8) 2.

Lift up the fuel tank. (Refer to Service Manual, Page 5-3) 3. Remove the air cleaner box.

(Refer to Service Manual, Page 5-14) 4. Remove and replace the ISC valve. (Refer to Service Manual, Page 5-25) NOTE: Since the ECM is also being replaced there is no need to perform the ISC valve preset operation.

Install the air cleaner box in reverse order of removal. (Refer to Service Manual, Page 5-14) 6. Lower the fuel tank. (Refer to Service Manual, Page 5-3) 7.

Remove the upper seat rail plate. Disconnect and remove the ECM. (Figure 1) @ ISC Valve Mounting Screw Torque: 2.1± ±0.6 N.m (1.5± ±0.4 lb-ft)!

Carefully insert the ISC valve straight into the throttle body hole to prevent damaging the o-ring. Turn the ISC valve slightly to confirm that the o-ring has not twisted. Using the new screw provided in the replacement parts kit, make sure the screw is completely seated on the plate after the screw has been tightened to the specified torque.

Remove and replace the ISC valve. (Refer to Service Manual, Page 5-25) NOTE: Since the ECM is also being replaced there is no need to perform the ISC valve preset operation.! Cover the throttle bodies to prevent anything from dropping into the engine. Remove the front seat and disconnect the battery. (Refer to Service Manual, Page 8-8) 2.

Lift up the fuel tank. (Refer to Service Manual, Page 5-3) 3. Remove the air cleaner box. (Refer to Service Manual, Page 5-14) REPLACEMENT PROCEDURE: 8. Install the new ECM in reverse order of removal. Apply thread lock to the upper plate mounting bolts when reinstalling the upper seat rail plate. Incoming search terms:.

REMOVAL Prepare for Service 1. Position motorcycle on a suitable lift. NOTE If vehicle is equipped with Harley-Davidson Smart Security System, see owner’s manual for instructions to disarm the system. To prevent accidental vehicle start-up, which could cause death or serious injury, disconnect negative (-) battery cable before proceeding.

Disconnect battery cables, negative (-) battery cable first. Remove seat according to the instructions in the service manual. Refer to service manual to remove left saddlebag and side cover. When servicing the fuel system, do not smoke or allow open flame or sparks in the vicinity. Gasoline is extremely flammable and highly explosive, which could result in death or serious injury. Remove fuel tank according to the instructions in the service manual. Remove Engine Components 1.

Remove existing air cleaner assembly. Discard backplate but save remaining parts. Refer to AIR CLEANER REMOVAL in service manual.

Remove existing exhaust system. Refer to EXHAUST SYSTEM REMOVAL in service manual.

Remove engine from chassis following the instructions in the service manual. Disassemble engine top end and bottom end. Refer to appropriate ENGINE sections in service manual. Remove existing clutch diaphragm spring. Refer to CLUTCH REMOVAL in service manual. The procedures in this instruction sheet should be performed by one experienced in precision measuring techniques. Failure to meet tolerances called for in this instruction sheet can result in engine damage.

(00511b) -J04793 1 2 is03517 1. O-ring counterbore 2. Spigot bore Figure 1. Spigot Bore and O-Ring Counterbore Dimensions Table 1.

Spigot Bore and O-Ring Counterbore Dimensions Depth Bore Description 1.625 +/- 0.010 in. (41.3 +/- 0.25 mm) 4.205 +/- 0.010 in. (107 +/- 0.25 mm) Spigot Bore 0.085 +/- 0.003 in. (2.16 +/- 0.08 mm) 4.415 +/- 0.002 in. (112 +/- 0.05 mm) O-Ring Counter- bore is03456 Figure 2. Cylinder Wall MACHINE CRANKCASE Crankcase Boring Preparation NOTE During final assembly of the engine, Harley-Davidson recommends replacing the OE cylinder studs with Screamin’ Eagle High Tensile Studs (16505-01). Remove cylinder studs from the engine crankcase.

Baja Sc150 Repair Manual

Mask off all bearings and oil holes to prevent debris and contaminants from entering those areas. Inspect and clean engine case mating surfaces. See Figure 6. Reassemble engine case with OE screws, except the top center screw between the cylinders, and tighten to specifications listed in service manual. NOTE To prevent damage to crankcase boring tool, it is important to replace the top center screw with a modified top center screw (1093).

This screw is included in the Crankcase Boring Tool Kit (94419-06) and can be purchased separately from a Harley- Davidson dealer. Install modified top center screw (1093) between the cylinders and tighten to 50-90 in-lbs (5.6-10.2 Nm).

See Figure 1 and Table 1. Machine crankcase cylinder spigot bore and O-ring counterbore to the dimensions shown. Modify Crankcase Incoming search terms:. Installation To prevent accidental vehicle start-up, which could cause death or serious injury, remove maxi-fuse before proceeding. (00251a) 1 WARNING 1 WARNING ® Kit Numbers 41279-04, 41282-04, 41463-05, 41467-05, 41633-05, 41634-05, 41640-05, and 41639-05 1 of 3 Figure 1. Rear Wheel Removal i02495 1. Axle (keep) 2.

Axle adjuster (keep) 3. Axle nut (keep) 4. “E”-clip (keep) 5. Spacer (3) (keep) 6.

Torx screw (5) (replace) 7. Brake disc (keep) 8. Wheel assembly (replace) 9. Valve cap (keep) 10. Compensator bowl (keep) 11. Compensator cushion (keep) 12.12 pt screw (5) (keep) 13. Lockwasher (5) (keep) 14.

Sprocket assembly (keep) 1. Refer to the Service Manual and follow the MAXI-FUSE instructions to remove the right-side cover and maxi- fuse. Mercedes sprinter service manual 2015 carrier. Proceed to Step 2 for the wheel being replaced. Rear Wheel 2.

See Figure 1. Remove the rear wheel per the REAR WHEEL, REMOVAL instructions in the Service Manual. Disassemble, clean and inspect all parts to be re-used per Service Manual instructions. Re-assemble all saved components to the new chrome rear wheel assembly. See REAR WHEEL, ASSEMBLY in the Service Manual. Do not re-use brake disc screws.

Re-using disc screws can result in torque loss and damage to rotor and/or brake assembly. Fasten the brake disc to the valve stem side of the wheel using the Torx®screws from the kit. Install the compensator bowl with the 12-point screws and lockwashers saved earlier. Install the new wheel to the rear fork. Refer to REAR WHEEL, INSTALLATION in the Service Manual. Proceed to Step 7. Front Wheel 2.

See Figure 2. Remove the front wheel per the FRONT WHEEL, REMOVAL instructions in the Service Manual. Disassemble, clean and inspect all parts to be re-used per Service Manual instructions.

Mark the left and right brake discs so they can be re-installed to the same location. Re-assemble all saved components to the new chrome front wheel assembly. See FRONT WHEEL, ASSEMBLY in the Service Manual. Do not re-use brake disc screws. Re-using disc screws can result in torque loss and damage to rotor and/or brake assembly.

Using the Torx ® shoulder bolts from the kit, and the saved spring washers fasten the brake discs to the same side of the wheel from which they were removed. Install the new wheel to the front forks per the FRONT WHEEL, INSTALLATION instructions in the Service Manual. Proceed to Step 7. Front and Rear Wheels 7. Refer to the Service Manual and follow the MAXI-FUSE instructions to replace the maxi-fuse and right-side cover. After servicing brakes and before moving motorcycle, pump brakes to build brake system pressure. Insufficient pressure can adversely affect brake performance, which could result in death or serious injury.

Sc150

(00279a) After servicing the brake system, test brakes at low speed. If brakes are not operating properly, testing at high speeds can cause loss of control, which could result in death or serious injury. (00289a) Maintenance and Cleaning Chrome parts must be maintained regularly to ensure that they keep their original shine and luster. Clean heavily-soiled wheel surfaces using Harley Wheel and Tire Cleaner, part number 94658-98, applied with Harley Wheel and Spoke Brush, part number 43078-99. Thoroughly clean chrome with a good quality chrome cleaner, such as Harley Bright Chrome Cleaner, part number 94683-99.

After cleaning and polishing, seal the finish with a good quality sealer such as Harley Glaze Polish and Sealant, part number 99701-84 Incoming search terms:. Removal of Original Transmission 1. Position motorcycle on a suitable lift. To prevent accidental vehicle start-up, which could cause death or serious injury, disconnect battery cables (negative (-) cable first) before proceeding.

(00307a) Disconnect negative (-) battery cable first. If positive (+) cable should contact ground with negative (-) cable connected, the resulting sparks can cause a battery explosion, which could result in death or serious injury.

Refer to the Service Manual and follow the instructions given to remove the seat and disconnect the battery cables, negative cable first. Refer to the TRANSMISSION CASE REMOVAL in the Service Manual and follow the instructions given to remove the components with the following steps.

Refer to PRIMARY CHAINCASE COVER REMOVAL in the Service Manual and follow the instructions given to remove the primary chaincase cover. Wear safety glasses or goggles when removing or installing retaining rings. Retaining rings can slip from the pliers and could be propelled with enough force to cause serious eye injury.

See the PRIMARY CHAIN and COMPENSATING SPROCKET REMOVAL in the Service Manual and use the instructions given to remove the primary drive assem- bly. Refer to the STARTER REMOVAL in the Service Manual and remove the the starter.

See the VEHICLE SPEED SENSOR section and unplug the vehicle speedometer sensor connection and remove the mounting bolt. Lift sensor from the transmission case and set aside for later re-installation. Refer to NEUTRAL SWITCH and disconnect the connectors from the neutral switch. Refer to PRIMARY CHAINCASE in the Service Manual and follow the instructions given to remove the primary chaincase housing. Refer to EXHAUST SYSTEM in the Service Manual and remove the exhaust.

See the REAR WHEEL REMOVAL and loosen but, do not remove rear axle to relieve drive belt tension and remove the belt from the sprocket from the transmission. Refer to OIL TANK REMOVAL in the Service Manual and follow the instructions given to drain, remove the oil tank and detach the vent, feed and return lines. Refer to CLUTCH CONTROL in the Service Manual and follow the instructions given to remove the clutch cover and disconnect the clutch cable end from the cover. Set the cable aside for later re-installation Incoming search terms:.

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Baja Sc150 Scooter Repair Manual

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