Daelim S4 50cc Service Manual - Mojo

11. TRANSMISSION/CRANKSHAFT/CRANKCASESERVICE INFORMATION····11-1TROUBLE SHOOTING·····11-2TRANSMISSION········11-3TRANSMISSION BEARING···11-4CRANKCASE REMOVAL····11-7CRANK SHAFT REMOVAL····11-8CRANK SHAFT INSTALLATION···11-9CRANK CASE INSTALLATION··11-10SERVICE INFORMATIONGENERAL SAFETY● This section describes how to remove the crank case and to maintain the transmission and the crankshaft.● Service transmission without removing the engine from the vehicle. However, to prevent damage to the LH. Crankcase, remove the engine and disassemble the rear brake prior to changing the LH. Crank case bearing● Always use special tools to change the drive shaft. Fix the bearing inner race, and install the shaft● The following parts must be removed prior to removing the crank case. Follow the removal procedure specified ineach section.- Drain the engine oil- Remove the carburetor- Remove the engine- Remove the cylinder head, cylinder, piston- Remove the cooling fan, flywheel, RH. Crank case cover- Remove the LH. Crank case cover, drive face, driven pulley- Remove transmission● When replacing the LH crank case, follow the below procedure specified in each section.- Disassemble the transmission (⇨SECTION 11)SPECIFICATIONS ITEM STANDARD VALUE SERVICE LIMITCONNECTING ROD 0.1~0.3mm 0.5mmCRANK CONNECTING ROD BIG END 0.1~0.4mm 0.6mmSHAFTRight - 0.1mmCRANK SHAFT SHAKINGLeft - 0.1mmTRANSMISSION OILOIL CAPACITYRECOMMENDED OILFull capacityAfter oil changeDAELIM genuine mission oil or SAE 80W/90