Makita GA4530 User Manual
P 10/13
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -5 Field
[3] -5 Field
DISASSEMBLING
(1) After removing Rear cover, disconnect Carbon brush from Armature’s commutator as illustrated in Fig. 2.
(2) Disassemble Bearing box section from Gear housing as illustrated in Fig. 3.
(3) Separate Gear housing together with Armature from Motor housing as illustrated in Fig. 4.
(4) Disassemble Armature from Gear housing as illustrated in Figs. 5 and 6.
(5) Disconnect Filed lead wires from brush holders and Switch. Refer to “Circuit Diagram, Fig. D-1”.
(6) Now Field can be disassembled as illustrated in Fig. 32.
(2) Disassemble Bearing box section from Gear housing as illustrated in Fig. 3.
(3) Separate Gear housing together with Armature from Motor housing as illustrated in Fig. 4.
(4) Disassemble Armature from Gear housing as illustrated in Figs. 5 and 6.
(5) Disconnect Filed lead wires from brush holders and Switch. Refer to “Circuit Diagram, Fig. D-1”.
(6) Now Field can be disassembled as illustrated in Fig. 32.
4x70 Tapping
Screw (2 pcs.)
Screw (2 pcs.)
Baffle Plate
Drive four 4x22 Tapping screws to Motor housing.
And strike the heads of the screws with plastic hammer
until Field is removed.
And strike the heads of the screws with plastic hammer
until Field is removed.
Remove Baffle plate.
Do not strike Motor housing.
Otherwise, the edge of Motor housing
may be damaged/ broken.
Otherwise, the edge of Motor housing
may be damaged/ broken.
Provisionally assemble Gear housing to Motor
housing. And strike the Gear housing with
plastic hammer until the press fit of Field to
Motor housing becomes loose.
housing. And strike the Gear housing with
plastic hammer until the press fit of Field to
Motor housing becomes loose.
Fig. 32