(2) The parts from7 to 14 can be easily dismounted after the sub-housing R and L are taken off. Remove the housingR and then remove the parts from 15 to 29 out of the housing L. (Care must be taken not to misplace 27 thecompression spring 6 in removing the parts.) (See fig.2.)(3) 18 the spindle, 19 steel ball 3.5 20 compression spring 2.4 and 21 complete clutch cam assembly are the clutchrelated parts. Other parts can be manually dismounted. (See the fig.2.)(4) Remove 21 the complete clutch cam assembly from 18 the spindle.(Be careful not to scatter19 steel balls aroundin removing the 21 complete clutch cam assembly as the 19 steel balls 3.5 are pressed against the 21 completeclutch cam assembly with the 21 compression spring 2.4.) See the fig. 2.(5) Replace the 20 Compression spring 2.4 and 21 complete clutch cam assembly together in replacing the clutch(7)(8)(9)(10)(11)(25)(28)(27)(26) (29)(24)(23)(22)(21)(20)(19)(18)(17)(16)(15)(14)(13)(12)(7)Torsion spring (8)Spring type catch (9)Ratchet holder (10)Socket 21 (11)Pin 4(12)Ratchet pawl (13)Torsion spring 7 (14)Sleeve 4 (15)Collar (16)Needle bearing 1015(17)Flat washer (18)Spindle (19)Steel ball 3.5 (20)Compression spring 24 (21)Complete clutch cam(22)Spur gear 16 (23)Internal spur gear 49 (24)Flat washer (25)DC motor (26)Switch(27)Compression spring 6 (28)Switch lever (29)Battery holderFig.2