Honda HRN216 Series Manual page 60

HRN216
20. GOVERNOR
PKA, VKA, VLA TYPES
ADJUSTMENT
1. With the engine stopped, loosen the governor arm nut on the governor arm.
2. Push the governor arm away from the carburetor to fully open the carburetor throttle valve.
3. Holding the carburetor throttle arm fully open, turn the governor arm shaft fully clockwise, and tighten the
governor arm nut to the specified torque. The governor arm clearance is approximately 0.5 mm (0.02 in) when the
nut is originally tightened at the factory.
TORQUE: 12 N•m (9 ft-lb)
4. Check to see whether the governor arm and the carburetor throttle valve arm operate smoothly.
5. Start the engine and warm it up to the normal
operating temperature.
6. Have an assistant hold the flywheel brake lever while
you perform the maximum engine speed adjustment.
7. Check the maximum engine speed.
Maximum speed (no load)
8. If adjustment is necessary, bend the governor spring
tab on the governor arm very slightly.
• Left decreases spring tension and engine speed
• Right increases spring tension and engine speed
GOVERNOR
SPRING
3,100 +0/-150 rpm
GOVERNOR
SPRING TAB
BEND
BEND
DECREASE INCREASE
SPEED SPEED
 DANGER
The mower blades will rotate when the engine is ON.
Rotating blades will amputate fingers, hands, and
other extremities if contacted.
Do not allow your hands or feet to come into contact
with the rotating blades while performing this
procedure.
GOVERNOR ARM
GOVERNOR
ARM SHAFT
GOVERNOR
ARM NUT
12 N•m (9 ft-lb)
CLEARANCE:
Initial tightening: 0.5 mm (0.02 in)
Reassembly: Tighten to the specified torque.
MAINTENANCE
3-21