Mercury 15XD User Manual

SPECIFICATIONS
90-826883R2 JUNE 1998 Page 1A-5
Master Specifications
CARBURETOR
SPECIFI-
CATIONS
Idle RPM (In Forward Gear)
Wide Open Throttle (WOT) RPM
20
25
Idle Mixture Screw
Adjustment (Preset-Turns Out)
20
20 Jet
25/25 Seapro/25 Marathon
Float Level
Main Jet Size
1994
1
/
2
thru 1996
-20 (WMC-44)
-25/20 Jet (WMC-45)
-25 Seapro/Marathon (WMC-46)
-25 Seapro/Marathon (WMC-46A)
1997 and Newer
-20 Jet (WMC-45)
-20 (WMC-52)
-25 (WMC-53)
-25 Seapro/Marathon (WMC-54)
750 ± 50
4500 - 5500
5000 - 6000
1 ± 1/4 Turn
1-1/2 ± 1/2 Turn
1-1/4 ± 1/4 Turn
1.0 in. (25.4 mm)
0.044 in. (1.12 mm)
0.076 in. (1.93 mm)
0.076 in. (1.93 mm)
0.080 in. (2.03 mm)
0.076 in. (1.93 mm)
0.044 in. (1.12 mm)
0.076 in. (1.93 mm)
0.080 in. (2.03 mm)
TIMING
SPECIFI-
CATIONS
20 Jet 1994
1
/
2
THRU 1998
20/25 1994
1
/
2
THRU 1996
Electronic Spark Advance
Idle @ 750 ± 50 RPM (In Forward
Gear)
Fast Idle Speed
Maximum BTDC (Running)
Setup Timing
20/25 1997 AND NEWER
20 Jet 1999 AND NEWER
Mechanical Spark Advance
Idle @ 750 ± 50 RPM (In Forward
Gear)
Fast Idle Speed
Maximum BTDC (Running)
4°±2° B.T.D.C (Not Adjustable)
1400 RPM ± 250 RPM
25°±1 @5500 RPM
28° B.T.D.C. @ 3000 ± 200 R.P.M.
(Set-up timing of 28° B.T.D.C. will
be retarded to 25° B.T.D.C. @
5500 R.P.M.)
6°±1° B.T.D.C
1500 RPM ± 200 RPM
25°±1 @5500 RPM

Mercury 15XD Specifications

General

Brand	Mercury
Model	15XD
Category	Outboard Motor
Language	English