R
epair
P 7/ 23
Apply the following grease/ lubricant to protect parts and product from unusual abrasion.
[2] LUBRICATION
(for HR2300)
Fig. 1
Item No.
Description
Grease/ Lubricant Amount
Portion to lubricate
Makita grease RB No. 00
Makita lubricating oil VG100
Makita lubricating
oil VG100
Makita grease RB
No. 00
26
1
Cap 35
Gear housing complete Oil seal 25 on the inside of Gear housing complete
Lip portion where Bit is to be inserted
Entire surface
Entire surface
Entire surface
(h) Ball bearing portion
(g) Interleaved portion to Piston joint
Entire surface
Gear portion
2g
3g
3g
3g
19g
in total
29
Steel ball 7.0 (2 pcs.)
Whole portion
(c)
(d)
(a)
(b)
(e)
(f)
(g)
(h)
Portion that contacts Sleeve 9
32
28
a little
a little
a little
a little
42
44
45
46
47
56
58
64
65
70
71
30
Driving flange
O ring 9
Tool holder complete
HR2300
20
21
23
26
28
29
30
38
42
36
Pin 6
Piston
joint
44
45
46
47
56
58
64
65
70
1
71
37
32
30
Portion that contacts Spur gear 51/ Pins 6
30
Portion that contacts Spur gear 51/ Pins 6
16
(e) Gear portion
(f) Portion that contacts 58 Swash bearing 10
Gear portion that engages with Armature gear shaft
Inside that contacts 48 Piston joint
38
Impact bolt
Entire surface
37
Sleeve 9A
Entire surface
(b) Inside where 46 Piston cylinder reciprocates
16
20
21
Push corn
Portion that contacts Clutch cam B
Compression spring 5
Periphery
23
O ring 21
Striker
O ring 17.5
Piston cylinder
(c) Inside where 44 Striker moves
(d) Periphery that 28 Tool holder complete contacts
Guide plate
Spur gear 10
Clutch cam B
Swash bearing 10
Helical gear 26
O-ring 68
O ring 26
Oil seal 12
Flat washer 30
36
Portion that contacts Inner housing complete
Flat washer 30
Spur gear 51
(a) Periphery that contacts Driving flange / Spur gear 51
