Makita EK7651H, EK7650H dimensions P 4, 4DISASSEMBLY/ASSEMBLY, V-belt 5-800,Cutting device, Repair

P 4/ 19

Repair

[4]DISASSEMBLY/ASSEMBLY

[4]-1. V-belt 5-800, Cutting device

DISASSEMBLING

(1)Loosen two M8 Hex nuts slightly with Wrench 13-16 of a standard accessory. (Fig. 2)

(2)Release the tension on V-belt 5-800 by turning M6 Tensioning screw counterclockwise with Screwdriver. The position of M6 square nut shows the tension level; as it comes close to the minus mark, the belt tension is relieved. (Fig. 2)

(3)When Water supply set is on the machine, remove it. (Fig. 3)

Holder (Fig. 2) can be removed from Belt cover by turning clockwise/ counterclockwise to 90° .

(4)Remove two M8 Hex nuts, then separate Belt cover and Hood section from the machine. (Fig. 4)

(5)When Hood section is disassembled:

1.Face the blade installation side of Spindle toward the ram of Arbor press.

2.Press Spindle out of Cutting device. Ball bearing 6203LLU is removed together with Spindle. (Fig. 5)

(6)Remove Retaining ring R-40 from Cutting device with 1R291, and then press the other 6203LLU out of Cutting device. (Fig. 6)

Fig. 2 Fig. 3

Water supply set

Holder

M6 Square nut

Minus mark

Belt cover

M6 Tension screw

M8 Hex nut (2 pcs.)

Fig. 4 Fig. 5

Cutting device

Hood section

V belt 5-800 Belt cover

M8 Hex nut (2 pcs.)

Fig. 6

Ball bearing 6203LLU

Arbor press

Spindle

Cutting device

Note: Another Ball bearing 6203LLU and Retaining ring R-40 are left in Cutting device as drawn

in Fig. 6.

One of Ball bearing 6203LLU

Cutting device viewed
from Belt cover side	Retaining ring R-40