Honda BF90D User Manual

112
OPERATION
Engine Protection System
<Engine Oil Pressure, Overheat,
Water Contamination, PGM-FI
and ACG Warning Systems>
OIL PRESSURE
INDICATOR
(GREEN)
ACG
INDICATOR
(RED)
OVERHEAT
INDICATOR
(RED)
PGM-FI
INDICATOR
(RED)
(internal buzzer)
(H type)
OIL PRESSURE
INDICATOR
(GREEN)
ACG
INDICATOR
(RED)
OVERHEAT
INDICATOR
(RED)
PGM-FI
INDICATOR
(RED)
OIL PRESSURE
INDICATOR
(GREEN)
ACG
INDICATOR
(RED)
OVERHEAT
INDICATOR
(RED)
PGM-FI
INDICATOR
(RED)
(R1 type)
BUZZER
(R2, R3 types)
If the engine oil pressure drops and/
or the engine overheats, either or both
warning systems could be activated.
When activated the engine speed will
decrease gradually and the oil
pressure indicator will turn OFF and
the overheat indicator will turn ON.
A continuous buzzer will sound on all
type.
The engine speed can not be
increased with a larger throttle
opening until the malfunction is
corrected.
When the malfunction is corrected
the engine speed will increase
gradually.
If the engine overheats, the engine
will stop in 20 seconds after the
engine protection system will limit
engine speed.
Each warning system of PGM-FI,
ACG, oil pressure, overheat, and
water contamination is activated as
described in the following table.
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Honda BF90D Specifications

General

Bore & Stroke	73 mm x 89.4 mm
Horsepower	90 HP
Cooling System	Water Cooled
Starting System	Electric
Gear Ratio	2.33:1
Trim Range	-4° to +16°
Tilt Range	70°
Dry Weight	163 kg (359 lbs)
Lubrication	Wet Sump
Recommended Fuel	Unleaded Gasoline (86 Octane or higher)
Gear Shift	F-N-R
Steering	Remote
Trim Method	Power Trim and Tilt
Displacement	1496 cc
Exhaust	Through propeller
Alternator Output	44 Amps
Recommended Engine Oil	10W-30 FC-W
Shaft Length	20" or 25"
Engine Type	4-Stroke SOHC, 4 Cylinders
Fuel Delivery	Programmed Fuel Injection