Assembling - Makita HM1317C Technical Information

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[3] DISASSEMBLY/ASSEMBLY
[3]-5. Crank section, Gears (HM1317C, HM1317CB with AVT mechanism)
DISASSEMBLING
(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. 23B
2. Set Crank shaft and Connecting
rod of Piston to the position.
Crank shaft
(7B) O rings on Bearing box complete, Crank cap cover, and Filter can be replaced. See Fig. 24B.
Fig. 24B
Crank cap section can be
disassembled.
(8B) Crank shaft and Helical gear 47 can be disassembled as illustrated in Fig. 25B.
Fig. 25B
4. Putting Crank housing complete on 1R217, press Crank shaft with Arbor
press. Crank shaft can be removed from Helical gear 47.
Ball bearing 6204LLB still remains in Crank housing complete.
Helical gear 47
Crank housing
complete
Connecting rod of Piston
O ring 87
Helical gear 47
Ball bearing
1R246
Crank shaft
1R217
3. Piston can be pulled off from Connecting rod.
O rings on Piston can be replaced in this step.
See Fig. 19.
Crank shaft
O ring 74
Filter
Bearing box
complete
(5) Inserting 1R252 from the Crank
Ball bearing
6204LLB
Connecting rod
Piston
O ring 17
Crank cap
cover
shaft side, press the 1R252 with
Arbor press.
Ball bearing 6204LLB can be
disassembled from Crank housing
complete.
1R252
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