Makita EW300R User manual

11 3" CENTRIFUGAL PUMP
Model EW300R
CONTENTS
1) Pump
2) Crankcase
3) Crankshaft & Piston
4) Intake 8t Exhaust
5) Governor, Operate
6) Cooling & Starting
7) Fuel, Lubricant
8) Electric Device
9) ACCeSSOrieS
IMPORTANT - To assure product SAFETY
and RELIABILITY. repairs, maintenance
or
adjustments should be performed by
MAKITA Service Centers
or other qualified
service organizations. Always use MAKITA
replacement parts.
1 1-93

1) Pump
29
Fig.
1
2
3
4
5
6
7
8
9
-
Part Qty.
No. used
480-08010-01 1
480-05010-02 1
480-0501
0-03 4
480-05010-04
1
480-05010-05 4
480-0501
0-06 4
480-05010-07 4
480-05010-08 4
480-08010-09 1
Description
CASING
PACKING,CASING
BOLT AND WASHERASS’Y
(M10x30)
CASING COVER
BOLT (M8X48)
SEAL PACKING
SPRING WASHER
WASHER
IMPELLER
10 480-05010-10 1 MECHANICALSEAL
11 480-08010-1
1 1 INNERCASING
12 480-08010-12 1 PACKING, INNER CASING
13 481
-00000-06 1 SUCTION FLANGE(NPT)
14 480-08010-14 3 BOLT AND WASHER ASS’Y
(MSXSO)
Part Qty.
Fig. No. used
15
19
20
21
22
23
24
25
480-0801
0- 15 1
481-00000-08 1
480-08010-20 1
480-05010-14 4
480-05010-21 2
480-05010-22 2
480-05010-23 4
480-05010-24 4
24
24
Description
CHECK VALVE
DELIVERY FLANGE(NPT)
PACKING,DELIVERY FLANGE
BOLTAND WASHER ASS’Y
(M8X25)
PLUG
PACKING,PLUG
BOLTAND WASHER ASS’Y
(M8X40)
FLANGE NUT (M8)
29 481-00001-24 1 FRAME
30 480-08010-37 1 SHIM (20 X 18 X 0.3MM)
30 480-08010-38 1 SHIM (20 X 18 X 0.6 MM)
2 MODEL EW300R
~ ~--____
1 1-93
~~

2) Crankcase
31
\ 30
I
/
2
26
" I
Part Qty.
Fig.
No. Used Description
Part Qty.
Fig.
No. Used Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
227-10101-21 1
227-14202-03 2
044-02501
-50 1
060-02500-1
0 1
031-00600-20 2
01 0-50802-50 2
010-50601-20 2
227-11001-21
1
044-02501-60 1
060-02500-1
0 1
227-45003-01 1
205-41901-03 1
227-63601-03 1
021-31600-10 1
227-13001-13 1
227-15001-1
1 1
227-16001-03 1
CRANKCASE,COMPL.
(INCL. FIG. 2 THRU 7)
VALVE GUIDE (OVER SIZE)
OIL SEAL
DOWEL PIN
STUD, MUFFLER
STUDCARBURETOR
MAIN BEARINGCOVER, COMPL.
(INCL. FIG.9
& 10)
OIL SEAL
BALL BEARING
GOVERNORGEAR, COMPLETE
GOVERNOR SLEEVE
OILGAUGE
GASKET
CYLINDER HEAD
GASKET,COMPL. HEAD
GASKET, BEARINGCOVER
BALL BEARING
(BB-6205C3)
18
19
20
21
22
23
24
25
26
27
040-11400-30 2
021-11400-20 2
227-14301
-01 1
227-14401-01 1
227-16006-03 1
227-16007-03 1
085-10800-00 1
011-00800-1
0 8
013-00600-40 8
011-00600-20 2
227-99001-07 1
28 227-76030-01
1
29 021-31600-10 1
30 214-79003-01 1
31 001-10081-60
1
32 214-73122-01 1
PLUG
GASKET
TAPPET COVER,COMPLETE
BREATHER PLATE,COMPLETE
GASKET,TAPPETCOVER
GASKET,BREATHER PLATE
RUBBER PIPE
FLANGE BOLT,HEAD
BOLTAND WASHER ASS'Y
FLANGE BOLT,TAPPET COVER
GASKETSET (INCL. FIG. 14,16,17,
22,23,29 SECTION4 FIG. 10,17,
19,20
OIL LEVER SENSOR, COMPL.
GASKET
CLAMP
BOLTAND WASHERASS'Y
WIRE 22, COMPL.
1 1-93
3 MODEL EW300R

3) Crankshaft & Piston
9
8
3
Part Qty.
Fig. No. Used Description
Part Qty.
Fig. No. Used Description
1 227-20301-51 1
3 227-22501 -00
227-23001-03
227-23101-03
227-23201-03
214-23301
-1 3
227-23401-03
227-23402-03
227-23403-03
227-23501-07
1
CRANKSHAFT,COMPLETE
(INCL. FIG. 2)
CONNECTING RODASS'Y
CONNECTING ROD BOLT
OILSCRAPER
ROD LOCK WASHER
PISTONPIN
PISTON(STD.)
PISTON (OVER SIZE 0.25 MM)
PISTON(OVERSIZE
0.50 MM)
PISTONRING SET (STD.)
(INCL:FIG. 4-6)
227-23502-07 1
I9
10
11
11
11
12
13
14
227-23503-07
056-51400-1 0
023-02501-1 0
023-02501-20
023-02501
-30
002-18140-00
003-20140-00
032-30300-1
0
1
PISTONRINGSET
(OVERSIZE 0.25MM)
PISTONRINGSET
(OVERSIZE 0.50MM)
CLIP
SPACER (T=0.6)
SELECT
SPACER (T=0.8) ONE PIECE
SPACER (T=l .O) 1 ONLY
NUT, FLYWHEEL
SPRINGWASHER, FLYWHEEL
WOODRUFFKEY, FLYWHEEL

4) Intake 8t Exhaust
Part Qty.
Fig. No. Used Description
1 227-31701-03
2 227-33301-03
3 227-33601-03
4 227-33701-03
5 227-33401-03
6 227-33501-13
7 227-30107-01
8 227-34201-11
10 214-35201-11
11 002-19080-00
12 011-00600-1
0
13 227-32610-20
-
1 1-93
1
2
2
2
1
1
1
1
1
2
3
1
CAMSHAFT
TAPPET
VALVE SPRING
SPRING RETAINER
INTAKEVALVE
EXHAUSTVALVE
MUFFLER,COMPL.
MUFFLERCOVER,COMPL.
GASKET,COMPL. EXHAUST
NUT
FLANGEBOLT
AIR CLEANERASS'Y
(INCL. FIGURES14THRU 17)
Part Qty.
Fig. No. Used Description
15 106-32738-08 1 LABEL,AIR CLEANER
16 227-32610-07 1 CLEANER ELEMENTSET
17 227-36003-13 1 GASKET,AIR CLEANER
18 227-32901-13 1 INSULATOR
19 227-35901-03 1 GASKET, INSULATOR
20 227-35904-03
1 GASKET2, INSULATOR
21 227-36501-01 1 LOCK WASHER
22 001-10061-20 1 BOLTAND WASHER ASS'Y
23 003-20460-00 2 SPRINGWASHER
24 002-17060-00 2 NUT
25 227-37601-11 1 SPARK ARRESTER,COMPL.
26 015-00400-40 2 TAPPING SCREW
5 MODEL EWJOOR

5) Governor, ODerate
6
I
b
Part Qty.
Fig. No. Used
1 227-42301-01 1
2 227-42201-03 1
3 227-42701-01 1
4 227-42801-01 1
5 003-13060-002
6 001-14062-50
1
7 018-60600-20 1
8 227-43301-00 1
8 227-43301-01 1
9 227-43601-03 1
10 227-42501-13 1
11 227-43501-01 1
12 227-45002-03 1
13 004-31063-00 1
14 002-27060-00 1
15 011-00600-30 1
Description
GOVERNORLEVER,COMPL.
GOVERNORSHAFT
GOVERNORROD
RODSPRING
CLIP
BOLTAND WASHER ASS’Y
NUT
SPEEDCONTROLASS’Y
(INCL. FIG.
8,9)
SPEEDCONTROL
KNOB
GOVERNORSPRING
STOP PLATE
SPRINGWASHER
SCREW
NUT
FLANGEBOLT
6) Cooling & Starting
9
Part Qty.
Fig. No. Used Description
L/ 1”
6 MODEL EW300R
1
2
3
4
5
6
8
9
10
227-5171 8-06
1
227-91528-03 1
073-20035-50 1
01 1-00600-302
01 1-00600-302
227-52601-03
1
01 1-00600-1 0 1
227-52701-03 1
227-50811-00 1
11
12
13
14
15
16
17
18
‘1 9
20
21
22
21 5-50515-08
1
227-50123-08 1
227-50110-18 1
227-50100-08 1
227-50150-08 1
227-50135-08 2
227-50126-08 2
227-50131-08
1
227-50140-08 1
227-50152-08 1
227-50149-08 I
01 1-00600-1 0 1
BLOWERHOUSING,COMPL.
LABEL (MAKITA)
LABEL, STOP SWITCH
FLANGEBOLT
FLANGEBOLT
CYLINDER BAFFLE
FLANGE BOLT
HEADCOVER
RECOILSTARTERASS’Y
SPIRAL SPRING
REEL
ROPE
STARTER KNOB
STARTER KNOBCAP
RATCHETSPRING
RATCHET
FRICTIONSPRING
FRICTIONPLATE
CENTERSCREW
STARTER PULLEY
FLANGEBOLT
(INCL. FIG.
11 -21)
1 1-93

7) Fuel, Lubricant
5
I
I
74
84
9
DETA~L"~"
DETAI i.." B "
Pari Oty.
Fig. No. Used Description
1 227-60271-01 1
4 043-04300-15 1
5 064-13600-10 1
6 064-20064-00 1
7 064-20064-20 1
8 064-20064-10 1
9 064-20042-10
1
10 064-20064-30 1
11 064-20064-40 1
12 002-38060-00 2
13 227-62640-01
1
13 085-10600-00 1
14 056-11100-20 2
15 227-62302-20
1
16 214-62540-08 1
17 226-62506-08 1
FUELTANK, COMPL.
(INCL. FIGURES2 AND
3)
FUELTANK CAP, COMPC.
FUEL FILTER
FUELSTRAINERASS'Y
(INCL. FIGURES
7 THRU 11)
SCREEN
RUBBER PACKING
CUP
NUT
RUBBER PACKING
FLANGE NUT
FUEL PIPE,COMPL.
(INCL. FIGURES13AND 14)
RUBBER PIPE
HOSECLAMP
CARBURETORASS'Y
(INCL. FIGURES 16THRU 37)
FLOATCHAMBER PACKING
FLOATASS'Y
Pari Oty.
Fig. No. Used Description
18 214-62515-08 1
19 227-62558-08 1
20 214-62450-08 1
21 227-62451-08 1
22 227-62400-08
1
23 237-62451-08 2
24 226-62525-08
1
25 226-62520-18 1
26 226-62500-08 1
27 226-62550-08 1
28 226-62551-08 1
29 209-62353-08 1
30 209-62446-08 1
31 220-62535-08 1
32 226-62532-08
1
33 209-62445-08 1
34 209-62352-08 1
35 209-62420-08 1
36 150-62356-08 1
37 227-62550-08 1
FLOATPIN
FLOATCHAMBER BODY
PACKING
BOLT
MAINJET
(#82.5)
SCREW
CHOKEVALVE
CHOKE LEVER
NEEDLEVALVE ASS'Y
RING
RING
STEEL BALL
SPRING
THROTTLEVALVE (#170)
THROTTLESHAFTASS'Y
SPRING
SCREW
PILOTJET (#50)
SCREW
SEAL
11 -93
7 MODEL EW300R

8) Electric Device
12
5
Part aty.
Fig. No. Used Describtion
1
2
3
4
5
6
8
9
10
11
12
13
227-70120-08
227-70130-38
226-70245-08
011-00601-21
207-73102-21
066-20000-11
206-75501
-01
065-01400-31
065-50000-51
015-00400-1
0
056-60300-1 0
011-00600-1 0
1
1
1
2
1
1
1
1
1
2
1
1
FLYWHEEL,COMPLETE
IGNITIONCOIL, COMPL.
(INCLUDES FIG. 3)
GROMMET
FLANGE BOLT
WIRE 2, COMPLETE
STOP BUTTON
CLAMP, COMPLETE
SPARK PLUGCAP
TAPPING SCREW
CLAMP
FLANGE BOLT
SPARK PLUG (NGK-B6HS)
Part Qty.
Fig. No. Used Description
400 227-90301
-1 0 1 ACCESSORYTOOLS KIT
401 481-00000-09 1 STRAINER (NPT)
1 1-93
8 MODEL EW300R