Suzuki DF 50 Service Manual

5-2FUEL SYSTEM
FUEL PRESSURE RELIEF PROCEDURE
After making sure that engine is cold, relieve fuel pressure as
follows.
1. Turn OFF ignition switch.
2. Disconnect high pressure fuel pump lead wire connector at
high pressure fuel pump.
3. Disconnect the ignition coil primary lead wire connector from
all ignition coils.
4. Crank the engine 5 – 10 times (3 seconds each time) to
dissipate fuel pressure in lines.
5. Make sure fuel pressure has been removed by pinching high
pressure fuel hose with finger tips (line should feel soft with-
out pressure).
6. Upon completion of servicing, connect ignition coil primary
wire and fuel pump wire.

Suzuki DF 50 Specifications

General

Engine Type	4-Stroke
Cylinders	3
Displacement	941 cc
Starting System	Electric
Steering	Remote
Engine Type Detail	DOHC 12-Valve
Maximum Output	50 HP
Ignition System	Digital CDI
Alternator	12V 19A
Gear Ratio	2.27:1
Exhaust	Through Prop Hub Exhaust
Trim Method	Power Trim and Tilt
Max Power	50 HP
Alternator Output	12V 19A
Fuel Delivery System	Sequential Multi Point Electronic Fuel Injection
Full Throttle Operating Range	5, 300 - 6, 300 rpm
Engine Oil Capacity	2.7 L
Full Throttle RPM Range	5300 - 6300 RPM
Oil Capacity	2.7 L
Bore x Stroke	72.5 x 76.0 mm (2.85 x 2.99 in.)