Yanmar 4JH3-TE Series Operation Manual page 47

JH-Turbo-Engels1b 28-06-2002 19:56
5. Trouble and Troubleshooting
Turning stick direction
2. Check to see if the emergency bolt is
visible at the back of the bolt hole.
When the emergency bolt is not visible,
insert a turning stick little by little in the
holes at the front side of the V-pulley,
turning it in the direction of the crank
shaft rotation and stopping when the
emergency bolt becomes visible.
3. Inset the emergency bolt tightening tool
into the bolt hole and tighten the
emergency bolt.
4. There are 2 emergency bolts.
Follow the procedure described in 2 and
3 for the second bolt, and tighten the
Consulting Your Yanmar Dealer or Distributor
Refer difficult problems and repairs to your Yanmar dealer or distributor.
At the time of trouble, check and report the following:
1. Engine model and number:
2. Boat name, material of hull, size (tons):
3. Use, type of fishing done, no. of hours run:
4. Total no. of operation hours (refer to hour metre), age of boat:
5. Condition before trouble (engine rpm, type of operation, load condition, etc.):
6. Details of trouble:
(exhaust colour; sound of engine; does engine start; can engine be turned manually;
type of fuel used; brand and viscosity of lube oil; etc.)
7. Past problems and repairs:
Pagina 45
Emergency bolt tightening tool
Bolt (red)
bolts alternately applying the same
amount of force to each.
(Tightening torque: 19 ~ 01 Nm)
5. Replace the hexagonal bolt.
6. Fill with the clutch oil set aside for
emergencies to the mouth of the filler
port. (When the oil pump is not working,
there is no lubrication and filling with oil
is essential.)
7. Start the engine with the clutch handle
in neutral and proceed at low speed.
GB
45