Makita EK7650H Technical Information page 10

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[4] DISASSEMBLY/ASSEMBLY
[4]-5. Carburetor
(1) After completion of the steps (1) and (2) on [4]-4, remove Grip cover by loosening
5.5x20 Hexalobular tapping screw. (Fig. 32)
(2) Loosen two M5x45 Hexalobular socket head bolts, then remove Carburetor and
Filter gasket from Carburetor mount. (Figs. 33 and 34)
Note: Use 1R311 to hold/ pinch Tubes to lever it up for easy removing.
Do not use the sharp edged Pliers that causes damage to Tubes. (Fig. 35)
(3) Remove Contact spring. (Fig. 36)
(4) Carburetor WT can be disassembled as shown in Fig. 37.
Note: • Check the components' shrinkage, hardening or breakage due to aged
deterioration. If any, replace it with a new one.
• Carburetor for some countries is different from Carburetor WT. (Fig. 37)
The components cannot be supplied individually because of the regulation
for compliance with standards.
(5) Before mounting the inner parts of Pump body assembly in place, make sure that
the tip of Inlet needle valve is neither worn nor deformed.
Note: The inner parts are not available individually. If you need some of the inner parts,
order Pump body assembly.
(6) Make sure that Inlet screen is not clogged, then set it back in place.
(7) Spray carburetor cleaner in all the fuel lines of Carburetor, then after several minutes,
wash out dirt and debris with clean gasoline.
Fig. 33
Fig. 35
Tube
Fig. 36
Tank complete
Contact spring
Fig. 34
Filter bracket
M5x45
Hexalobular
socket head bolt
1R311
The shape edges
damage Tubes.
Carburetor WT
Throttle linkage
(2 pcs.)
Fig. 37
Inner parts of Pump
body assembly
Metering lever pin
Screw
Metering
Spring
lever
Inlet needle valve
Fig. 32
5.5x20 Hexalobular tapping
screw
Filter bracket
Carburetor gasket
M5x45 Hexalo-
bular socket head
bolt (2 pcs.)
Screw assembly (4 pcs.)
Metering cover
assembly
Metering diaphragm
assembly
Metering diaphragm
gasket
Inlet screen
Limiter cap
Pump body assembly
Pump diaphragm
Pump gasket
Pump body assembly
Spring
Idle adjust screw
Screw
P 10/ 19
Grip cover