Adjustment By Concentration Measurement - Honda CB HORNET 160R 2015 Shop Manual

FUEL SYSTEM
ADJUSTMENT BY CO CONCENTRATION
MEASUREMENT
• Check the following items before inspection.
– Air cleaner (page 3-6)
– Spark plug (page 3-7)
– Crankcase breather (page 3-7)
– Secondary air supply system (page 5-19)
– Ignition timing (page 16-5)
1. Connect an appropriate pipe or hose (heat-resistant,
chemical-resistant) to the muffler so that the probe can
be inserted by more than 60 cm (0.24 in)
2. Connect a tachometer according to the tachometer
manufacturer's instructions.
Damage to the 3. Remove the left side cover (page 2-3).
pilot screw seat
4. Disengage the canister comp.
will occur if
the pilot screw Turn the pilot screw clockwise until it seats lightly, and then
back it out to the specification given.
is tightened
against the seat.
INITIAL OPENING: 2 & 1/8 turns out.
4. Warm up the engine for 10 minutes at idle speed.
• Do not warm up the engine by running the motorcycle.
The catalytic converter will act and affect the
measurement.
Measure the engine oil drain bolt temperature.
Be careful if
using water
DRAIN BOLT TEMPERATURE: 60
thermometer,
the
measurement
may be
affected by the
atmospheric
temperature.
5. Adjust the idle speed with the throttle stop screw.
IDLE SPEED: 1,400 ± 100 min
5-16
- 65 C
0 0
(rpm)
-1
PIPE
PROBE
60 cm (0.24 in)
PILOT SCREW
DRAIN BOLT
THROTTLE
STOP SCREW