Makita EK7650H Technical Information page 4

R
epair
[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
M6 Square nut
Minus mark
Fig. 4
Cutting device
Fig. 6
Cutting device viewed
from Belt cover side
M6 Tension screw
M8 Hex nut (2 pcs.)
Hood section
V belt 5-800
Belt cover
M8 Hex nut
(2 pcs.)
Ball bearing
6203LLU
Retaining ring R-40
Fig. 3
Holder
Belt cover
Fig. 5
Arbor press
Spindle
Cutting device
One of Ball bearing 6203LLU
Water supply set
Note: Another Ball bearing 6203LLU
and Retaining ring R-40 are left
in Cutting device as drawn
in Fig. 6.
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