Suzuki DF 50 Service Manual

2-15 PERIODIC MAINTENANCE
NOTE:
The idling / trolling speed of 800 – 900 r / min. is controlled by
the IAC ( idle air control ) system.
If the engine speed does not return to specification, the IAC
passage (including the IAC hose and silencer) may be clogged
or the IAC system may not operating correctly.
See the “IDLE AIR CONTROL SYSTEM” section, 3-20.
NOTE:
Trolling speed (in-gear idle speed) is the same as idle speed.
(10) Reinstall parts removed earlier.
IGNITION TIMING
Inspect every 200 hours (12 months)
NOTE:
Before checking the ignition timing, make sure idle speed is
adjusted within the specification.
(1) Start the engine.
(2) Attach the timing light cord to the No.1 ignition coil primary
wire .
09930-76420 : Timing light
(3) Check the ignition timing while operating the engine at 1000
r / min.
Ignition timing : Approx. BTDC 7° at 1000 r / min.
z
(9) Release pinch, allowing air to the IAC valve, and recheck if
engine speed is stable at 800 – 900 r / min.

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.)