Makita HM1317C Technical Information

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Makita HM1317C Technical Information Manual pdf 13 page image

P 13/ 19Repair[3] DISASSEMBLY/ASSEMBLY[3]-5. Crank section, Gears (HM1317C, HM1317CB with AVT mechanism)(8B) Crank shaft and Helical gear 47 can be disassembled as illustrated in Fig. 25B.Fig. 24BBearing boxcompleteO ring 87(7B) O rings on Bearing box complete, Crank cap cover, and Filter can be replaced. See Fig. 24B.O ring 74O ring 17Crank cap section can bedisassembled.Crank capcoverFilterDISASSEMBLINGFig. 25B1R217Helical gear 47 Helical gear 47Crank housingcompleteCrank shaft Ball bearing6204LLB4. Putting Crank housing complete on 1R217, press Crank shaft with Arborpress. Crank shaft can be removed from Helical gear 47.Ball bearing 6204LLB still remains in Crank housing complete.1R246 1R252(5) Inserting 1R252 from the Crankshaft side, press the 1R252 withArbor press.Ball bearing 6204LLB can bedisassembled from Crank housingcomplete.2. Set Crank shaft and Connectingrod of Piston to the position.Connecting rod of PistonCrank shaft Crank shaft3. Piston can be pulled off from Connecting rod.O rings on Piston can be replaced in this step.See Fig. 19.PistonConnecting rod(6B) After removing Bearing box complete as illustrated in Fig. 20B, Crank shaft comes into your sight.Remove Piston as illustrated in Fig. 23B.Fig. 23BBall bearing