YAMAHA EF4600DEX, EF4600DX PARTS CATALOGUE

YAMAHA GENERATOR

EF4600DX
EF4600DEX

(7RG2) (120V/240V–60Hz)

(7RG2) (120V/240V–60Hz) CANADA

A

2

297RG–171E1

A

3

FOREWORD

ThisPartsCatalogueisrelatedtotheparts forthemodel(s)inthebelow frame. When you are
orderingreplacement parts, please refer to this Parts Catalogue and quote bothpartnumbers
and part names correctly.

1. Modifications or additions which have been made after issue of the Parts Catalogue
will be announced in the Yamaha Parts News.
It is advisable that you make necessary corrections to the Parts Catalogue according
to the Yamaha Parts News.

2. Abbreviations
The following abbreviations are used in this Parts Catalogue.

“UR” Use specified parts number.
“UN” Use as many as needed.
“AP” Alternate Parts
“LM” Local Made (Parts need to be ordered locally)
“F#” Frame No. (Applicable machine No.)

3. Parts, which are to be supplied in an assembly, are listed with a dot(.) in front of the
part name as shown below.

EXAMPLE

CARBURETOR ASSY
.JET, PILOT
.NOZZLE, MAIN

4. Number of component for assembly
The numeral appearing to the right of each component part indicates the quantity of
parts for each assembly unit.

EXAMPLE

PART NO. DESCRIPTION Q’TY REMARKS
2F5–83310–60 FRONT FLASHER LIGHT ASSY 2
115–83311–60 .BULB (6V–18W) 1

5. Applicable Starting Serial No. and Color Code

MODEL NAME

EF4600DX 7RG2 7RG–240101

EF4600DEX 7RG2 7RG–260101

Frame Serial No.

Color
Code

00NJ FARAWAY BLUE FWB 7RG2 CANADA

6. Note that the illustrations for reference in finding parts numbers, not to be used for
assembling. When assembling, please use the applicable service manual.

7. The asterisk (*) before a reference number indicates modification items after the first
edition.

MODEL TYPE FRAME NO.

Color Name

Abbrevi-

ation

MODEL

Country

(destination)

A

4

FIG. 1 CYLINDER

REF.
NO.

10 7RH–11166–00 PIPE, BREATHER 1 1 1
11 95607–08700 BOLT, STUD 2 2

PARTNO. DESCRIPTION REMARKS

1 7RG–11111–01 HEAD, CYLINDER 1 1 1
2 7RG–11181–02 GASKET, CYLINDER HEAD 1 1 1
3 95817–10070 BOLT, FLANGE 4 4
4 99530–14016 PIN, DOWEL 2 2
5 95627–08618 BOLT, STUD 2 2
6 94702–00331 PLUG, SPARK (NGK BPR4ES) 1 1
7 7RH–11190–00 COVER, CYLINDER HEAD 1 1 1
8 JN6–11193–00 GASKET, HEAD COVER 1 1 1
9 95827–06030 BOLT, FLANGE 4 4

DX

DEX

B

2

FIG. 2 CRANKSHAFT. PISTON

REF.
NO.

PARTNO. DESCRIPTION REMARKS

1 7RH–11400–10 CRANKSHAFT ASSY 1 1
2 JN6–11631–00–A0 PISTON (STD) 1 1

JN6–11635–00 PISTON (0.25MM O/S) 1 1 AP
JN6–11636–00 PISTON (0.50MM O/S) 1 1 AP

3 JN6–11610–00 PISTON RING SET (STD) 1 1

JN6–11610–10 PISTON RING SET (0.25MM O/S) 1 1 AP

JN6–11610–20 PISTON RING SET (0.50MM O/S) 1 1 AP
4 447–11633–00 PIN, PISTON 1 1
5 93450–21053 CIRCLIP 2 2
6 JN6–11650–00 CONNECTING ROD ASSY 1 1
7 JN6–11654–00 .BOLT, CONNECTING ROD 2 2
8 JN6–11454–00 WEIGHT 1 1 1

DX

DEX

B

3

FIG. 3 GOVERNOR

REF.
NO.

10 90468–12006 CLIP 1 1
11 7RH–11901–00 GOVERNOR ASSY 1 1
12 97027–06030 BOLT 1 1
13 92907–06600 WASHER, PLATE 1 1
14 90173–06017 NUT, SQUARE 1 1
15 7RH–11928–00 ROD, LINK 1 1

PARTNO. DESCRIPTION REMARKS

1 7RH–11972–00 GEAR, FLYWEIGHT SHAFT 1 1
2 7RH–11913–00 WEIGHT 3 3
3 7FK–11914–00 SHAFT, WEIGHT 3 3
4 90201–065K7 WASHER, PLATE 1 1
5 93440–06107 CIRCLIP 1 1
6 90201–067L0 WASHER, PLATE 1 1
7 7KY–11917–00 COLLAR 1 1
8 7RH–11922–00 FORK, GOVERNOR 1 1
9 90201–08092 WASHER, PLATE 2 2

DX

DEX

B

16 90506–04458 SPRING, TENSION 1 1
17 73A–11941–00 STAY 1 1
18 73A–11931–00 LEVER 1 1
19 98507–06035 SCREW, PAN HEAD 1 1
20 90501–10264 SPRING, COMPRESSION 1 1
21 7RH–11925–00 SPRING, GOVERNOR 1 1
22 95807–06012 BOLT, FLANGE 1 1
23 7RH–11998–00 BRACKET 1 1 1
24 95807–08016 BOLT, FLANGE 2 2
25 7X6–11960–00 DIAPHRAGM ASSY 1 1
26 95707–08500 NUT, FLANGE 1 1
27 7RH–13545–10 HOSE 1 1 1

4

FIG. 3 GOVERNOR

REF.
NO.

28 7RH–13545–00 HOSE 1 1 1

PARTNO. DESCRIPTION REMARKS

DX

DEX

B

5

FIG. 4 CAMSHAFT.VALVE

REF.
NO.

10 22F–12159–00 SCREW ,VALVE ADJUSTING 2 2
11 90170–05302 NUT 2 2
12 J38–12156–00 SHAFT, ROCKER 2 1 1
13 JN6–12154–00 ROD, VALVE PUSH 2 2
14 4G0–12119–00 SEAL, V ALVE STEM 1 1

PARTNO. DESCRIPTION REMARKS

1 7RH–12170–00 CAMSHAFT ASSY 1 1 1
2 7NJ–12287–00 .SPRING, DECOMPRESSION 1 1
3 JN6–12111–01 VALVE, INTAKE 1 1
4 7RH–12121–00 VALVE, EXHAUST 1 1
5 JN6–12153–00 LIFTER, VALVE 2 2
6 90501–264A9 SPRING, COMPRESSION 2 2
7 J38–12117–01 RETAINER, VALVE SPRING 2 2
8 J38–12118–00 COTTER, VALVE 2 2
9 JN6–12151–00 ARM, VALVE ROCKER 2 2

DX

DEX

B

6

FIG. 5 AIR SHROUD. STARTER

REF.
NO.

10 7RH–15715–00 .SPRING, FRICTION 1 1
11 JK4–15743–00 .SPRING, RETURN 2 2
12 7NJ–15793–00 .SCREW 1 1
13 7RH–15751–00 .WIRE, STARTER 1 1
14 7RH–15755–00 .HANDLE, STARTER 1 1
15 95807–06008 BOLT, FLANGE 4 4

PARTNO. DESCRIPTION REMARKS

1 7RH–12621–00 CASE, FAN 1 1
2 95807–06012 BOLT, FLANGE 5 5
3 7RH–12651–00 AIR SHROUD, CYLINDER 1 1 1
4 7RH–15710–00 STARTER ASSY 1 1
5 7RH–15711–00 .CASE, STARTER 1 1
6 7RH–15714–00 .DRUM, SHEAVE 1 1
7 7RH–15713–00 .SPRING, STARTER 1 1
8 7RH–15741–00 .PAWL, DRIVE 2 2
9 7RH–15716–00 .PLATE,DRIVE 1 1

DX

DEX

B

16 7RH–15723–00 PULLEY, STARTER 1 1

7