Ignition System - Makita EB7650TH Technical Information

[3]-7. Flywheel
Repair Flywheel while the engine is separated from the blower section.
Disassembly
(1) Refer to "[3]-2. Blower Section (Band Completes L and R, Frame and Fan)" (page 4) and "[3]-9. Crankcase" (page 23) and then
disassemble the blower section to separate the engine from the blower section.
(2) Remove M10 Flange nut (right-handed) that is securing Flywheel (a) with a box bit 14 and an impact driver. (Fig. 45)
(3) Remove Flywheel with 1R364. Remove it while M10 Flange nut (b) is screwed onto Crankshaft so as to prevent deformation of the
external (male) thread. Woodruff key 4 will come off so take care not to lose it. (Fig. 46)
Fig. 45
(a)

[3]-8. Ignition System

Use 1R181 for Ignition coil diagnosis. Refer to page 24 of "Repair Tool List" for how to use the tool.
Disconnect the flag terminal of Stop switch and then, using 1R402, check the continuity between earth and the two places described below.
The polarity of the tester does not matter. (Fig. 48)
Between the earth terminal and Plug cap spring (solid line side)
Between the earth terminal and the tab terminal for Stop switch (dashed line side)
Fig. 46
1R364
Temporarily
Makita Corporation
fasten (b).
12 kΩ ±10%
1.0 Ω
P 21/ 35