Makita EK7650H Technical Information

Also see for EK7650H: Instruction manual Owner's and safety manual Original instruction manual Instruction manual Original instruction manual

[4] DISASSEMBLY/ASSEMBLY[4]-4. Flywheel, Ignition coilR epairP 8/ 19(1) Loosen four M5x30 - Hexalobular socket head bolts, then removeFan cover. (Fig. 22)(2) Remove M10 Flange nut from Crankshaft by turning counterclockwiseby using Cordless impact driver with 14mm flats width Socket bit.(Fig. 23)(3) Mount 1R364 on Flywheel complete, then put Screwdriver throughthe center shaft of IR364. (Fig. 24)(4) While holding the one of M6 bolts and center bolt with Water pump pliersto prevent 1R364 from being rotated, turn Screwdriver clockwise.When Flywheel is removed from Crankshaft, a snap sound is heardbecause of their tapered fit.(1) Remove grease from Crankshaft complete.(2) After aligning the key slot of Flywheel complete withWoodruff key in the keyway of Crankshaft complete,mount Flywheel complete onto Crankshaft complete.(Fig. 25)(3) Assemble the rest by reversing the disassembly procedure.Fig. 22DISASSEMBLING FLYWHEEL COMPLETEASSEMBLING FLYWHEEL COMPLETEFig. 23 Fig. 24Fig. 25M10 Flange nutFlywheelCrankshaft14mm flats widthSocket bitScrewdriver Water pumppliersWoodruff keyin key way ofCrankshaft completeM5x30 - Hexalobular sockethead bolt (4 pcs.)M6 bolt of 1R364Center bolt of 1R364Key slot ofFlywheel completeFig. 26ADJUSTMENT THE GAP BETWEEN IGNITION COIL AND FLYWHEEL0.3 up to 0.4mm is the proper gap between Ignition coil and Flywheel.Refer to Fig. 26 and the following steps.(1) Loosen two M5x16 Hexalobular socket head bolts on Ignition coil.(2) Insert 0.3mm leaf of 1R366 between Ignition coil and the magnet ofFlywheel complete.Ignition coil will be attracted to the magnet through the Feeler gauge.Then, without removing the Feeler gauge, fasten Ignition coil tothe engine with two M5x16 Hexalobular socket head bolts.First tighten 1 , the next, tighten 2 . The order is easy to keepthe proper gap.(2) Remove 1R366. Then make sure that Flywheel complete does nottouch Ignition coil by turning it by hand.0.3 up to0.4mm0.3mm leaf of 1R366M5x16 Hexalobular socket head bolt(2 pcs.)12