Mercury OptiMax Outboard motor service specification (spec, specs) manual application: 2000-2001 Mercury 115hp (115 hp) 135hp (135 hp) 150hp (150 hp) 175hp (175 hp) DFI (Direct Fuel Injection) outboard motor.
This expert text service repair manual gives complete step by step information on spec, specs, specifications, tune-up, repair and overhaul. This manual is highly detailed with hundreds of photo illustrations to help guide you through every repair procedure. This ebook contains all you need to know to keep your 2000-2001 Mercury OptiMax Outboard engine running right and is the only service repair manual you will need to repair and service your Mercury Opti Max Outboard Motor. It will help you understand, care for, and lower the repair and maintenance cost for your boat motor for a overall improved satisfaction with your ownership.
Engine Specifications
Model 115/135/150/175 DFI
HORSEPOWER
(KW)
Model 115
Model 135
Model 150
Model 175
Full Throttle RPM (115/135)
Full Throttle RPM (150/175)
Idle RPM (In Gear) (115/135/150/175)
RPM Limiter
All Models
115 (85.8 kw)
135 (100.7 kw)
150 (111.8 kw)
175 (130.5 kw)
5000 - 5500
5250 - 5750
550
Refer to System Information in the Digital
Diagnostic Terminal (DDT) for latest
information
± 25
453 (205.5 kg)
462 (209.6 kg)
CYLINDER
BLOCK
Type
Displacement
Thermostat
V-6 Cylinder, Two Cycle, Direct Injected
153 cu. in. (2508 cc) 60
142
° Vee° F (61° C) 2.65 in. (67.3 mm)
3.501 in. (88.925 mm)
3.516 in. (89.306 mm)
0.003 in. (0.076 mm)
Cast Iron
CRANKSHAFT Maximum Runout
0.006 in. (0.152 mm)
Aluminum
DIAMETER
Dimension
to Piston
Pin
Using a micrometer, measure dimension
“A” at location shown. Dimension “A”
should be 3.4925 in.
size piston (new) Dimension “A”
will be 0.001 – 0.0015 less if coating is
worn off piston (used)
± .0005 for a STANDARD
REEDS Reed Stand 0pen (Max.)
0.020 in. (0.50 mm)
DIRECT
INJECTION
Injectors
– Quantity
– Injectors are Crank Angle Driven
by ECM
– #2 Cylinder
– #4 Cylinder
– #6 Cylinder
– #1 Cylinder
– #3 Cylinder
– #5 Cylinder
Fuel Line Pressure @ Injectors
Air Pressure
High Pressure Electric Fuel Pump
Amperage Draw
Low Pressure Electric Fuel Pump
Amperage Draw
Low Pressure Electric Fuel Pump
Output
Fuel Injector Ohm Resistance
Direct Injector Ohm Resistance
Fuel/Air Differential
FUEL
SYSTEM
Fuel
Recommended Gasoline
Recommended Oil
Gasoline/Oil Ratio
Gasoline w/Oil Injection
Unleaded 87 Octane Minimum
Quicksilver TC-W3 Premium Plus 2
Model 115/135/150/175 DFI
FUEL
PUMP
Fuel Pressure
Crankcase Pump
– @ Idle
– @ WOT
Normal – 2-3 psi (13.7 – 20.5 kPa)
Minimum – 1 psi (6.8 kPa)
Maximum – 10 psi (68.5 kPa)
Normal – 8-10 psi (41.0 – 54.8 kPa)
Minimum – 3 psi (20.5 kPa)
STARTING
SYSTEM
Electric Start – All Models
Model Year 2000
Starter Draw (Under Load)
Starter Draw (No Load)
Minimum Brush Length
Model Year 2001
Starter Draw (Under Load)
Starter Draw (No Load)
Minimum Brush Length
Battery Rating
165 Amperes
30 Amperes
0.25 in. (65.4 mm)
170 Amperes
60 Amperes
0.25 in. (65.4 mm)
1000 (Minimum) Marine Cranking Amps
750 (Minimum) Cold Cranking Amps
105 (Minimum) Ampere Hours
IGNITION
SYSTEM
Type
Spark Plug Type
Model Year 2000
Spark Plug Gap
Model Year 2001
Spark Plug Gap
Maximum Timing
Idle Timing
Throttle Position Sensor
@ Idle
@ WOT
Crank Position Sensor
Air Gap
Digital Inductive
Champion QC12GMC
0.040 in. (1.0 mm)
NGK PZFR5F-11
0.040 in. (1.0 mm)
Not Adjustable; Controlled by ECM
Not Adjustable; Controlled by ECM
4.0 – 4.7 VDC
0.4 – 1.3 VDC
0.025 in. – 0.040 in.
(0.635 mm – 1.01 mm)
CHARGING
SYSTEM
Alternator Output (Regulated)
Brush Length
Voltage Output
Regulator Current Draw
2000 RPM
Model 115/135/150/175 DFI
TIMING Full Throttle RPM Range
(115/135)
(150/175
Idle RPM (In Forward Gear)
Maximum Timing: @ Wide OPEN
Idle Timing
Throttle Position Sensor
@ Idle
@ W.O.T.
Firing Order
5000 - 5500
5250 - 5750
550
Not Adjustable Controlled by ECM
Not Adjustable Controlled by ECM
± 25
COMPRESSOR
Type
Compressor Output
Reciprocating Piston
Cylinder Block Displacement
7.07 cu. in. (116 cc)
Cylinder Bore
Diameter (Standard)
Taper/Out-of-Round/
Wear Maximum
Bore Type
2.5591 in. (65.0 mm)
0.001 in. (0.025 mm)
Cast Iron
Stroke Length
1.374 in. (34.9 mm)
Piston Type
Aluminum
Piston Diameter
Piston Ring End Gap
Top Ring
Middle Ring
Bottom Ring
MID
SECTION
Steering Pivot Range
Tilt Pin Adjustment Positions
Allowable Transom Thickness
60
°
4
2-3/8 in. (6.03 cm)
POWER TRIM Design I (Showa)
Trim “UP”
Trim “DOWN”
Design II (Oildyne)
Trim ”UP”
Trim “DOWN”
Leak Down Design I & II
Total Tilt Range Design I & II
Tilt Range Design I & II
1300 PSI (91kg/cm
Maximum Pressure
500 PSI (35kg/cm
Minimum Pressure
2000 PSI (91kg/cm
Maximum Pressure
600 PSI (35kg/cm
Minimum Pressure
Maximum Acceptable Amount of Leak
Down in 24 hours is 1 in. (25.4 mm)
75
2)2)2)2)°
20
°
GEAR
HOUSING
Gear Ratio
– 115
– 135
– 150
– 175
Optional High Altitude Ratio
– 115 (Standard Only)
– 135 (Standard Only)
– 150
– 175
Gearcase Capacity
Pinion Height
Forward Gear Backlash
– 1.87:1
– 2.00:1
– 2.30:1 (Standard Only)
Reverse Gear Backlash
Water Pressure @ RPM
Propeller Information Charts
Optimax 115
Optimax 135
Optimax 150
Optimax 175
PISTON Piston Type
Diameter Standard
Diameter 0.015 in. Oversize
STROKE Length (All Models)
CYLINDER
BORE
Diameter (Std)
Diameter 0.015 in. Oversize
Taper/Out of Round/Wear Maximum
Bore Type
OUTBOARD
WEIGHT
Model 115/135/150/175
– 20 in. (50.8cm) Shaft
– 25 in. (63.5cm) Shaft
