Blower Section - Makita PM7650H Technical Information

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[4] DISASSEMBLY/ASSEMBLY

[4]-8. Blower section

DISASSEMBLING
(1) Remove Frame complete from Lower frame holder by unscrewing two M6x20 Pan head screws. (left of Fig. 32)
(2) Remove Lower frame holder and Compression spring 17 from Frame holder on each side of Volute case 2.
(right of Fig. 32)
Fig. 32
Frame complete,
viewed from bottom
M6x20 Pan head screw
(2 pcs)
(3) Remove Tank holder and Compression spring 20 from Tank holder mounted on each side of Volute case 1. (Fig. 33)
(4) Remove each Tank holder mounted on Volute case 1 with a proper spanner. (Fig. 33)
Fig. 33
Volute case 1
(5) Remove Fan guard from by unscrewing three 5x20 Tapping screws. (Fig. 34)
(6) Remove Volute case 1 from Volute case 2 by unscrewing nine 5x20 Tapping screws and two M5x65 Pan head screws.
Elbow is also removed from the Volute cases in this step. (Fig. 34)
Note: Be careful not to lose Hex. nut M5 that fasten Elbow in place.
Fig. 34
Hex. nut M5
(2 pcs)
Elbow
M5x65 Pan head screw (2 pcs)
Lower frame holder (2 pcs)
Compression spring 20 (2 pcs)
Tank holder (2 pcs),
mounted on Volute case 1
Tank holder (2 pcs)
5x20 Tapping screw (9 pcs)
Volute case 1
P 11/26
Frame holder (2 pcs)
Compression spring 17
(2 pcs)
5x20 Tapping screw (3 pcs)