Mercury 4 SERIES User Manual

3
B
CARBURETOR
90-857138R1 MAY 2000 Page 3B-1
FUEL SYSTEM
Section 3B - Carburetor
Table of Contents
Specifications 3B-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Special Tools 3B-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Carburetor 3B-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Carburetor Adjustments 3B-6. . . . . . . . . . . . . . . . . . . .
Carburetor Removal and Installation 3B-7. . . . . . . . .
Carburetor Disassembly 3B-8. . . . . . . . . . . . . . . . . . . .
Inspection 3B-9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Carburetor Reassembly 3B-10. . . . . . . . . . . . . . . . . . .
Specifications
CARBURETOR
Idle rpm (Out Of Gear)
Idle rpm (In Forward Gear)
Wide Open Throttle rpm (WOT)
4/5 (1999 & 2000)
4/5/6 (2001 & Newer)
Pilot (Idle Mixture) Screw
4/5/6 (1999 & 2000)
European Models Only
2001 & Newer
4
5
6
All Other Models Non-Adjustable
Venturi Bore Diameter
4/5
6
Main Jet Size
4/5 (1999 & 2000)
4 (2001 & Newer)
5 (2001 & Newer)
6 (2000 & Newer)
4 (Bodensee)
5 (Bodensee)
6 (Bodensee)
Pilot Jet
4 (1999 & 2000)
5 (1999 & 2000)
4/5 (2001 & Newer)
6 (2000 & Newer)
4/5 (Bodensee)
6 (Bodensee)
Float Height
1300 ± 50 rpm
1100 ± 50 rpm
4500 -5500
5000 - 6000
3 ± 1/2 Turns Out
2-1/8 ± 1/2 Turns Out
1-1/2 ± 1/2 Turns Out
2-3/4 ± 1/2 Turns Out
13.5 mm
15 mm
#70
#58
#65
#75
#55
#62
#68
#40
#42
#38
#45
#38
#42
0.35 - 0.39 in. (9 - 10 mm)

Mercury 4 SERIES Specifications

General

Brand	Mercury
Model	4 SERIES
Category	Outboard Motor
Language	English