Takeuchi TB175, Operator'S Manual, Page: 146 / 231

143
TROUBLESHOOTING
If the Engine Overheats
WARNING
¡ ¡ ¡ ¡ ¡
Do not open the engine hood when
there is steam coming from the engine
room. The steam or hot water may
spurt out, resulting in burns.
¡ ¡
¡ ¡
¡
Do not remove the radiator cap or drain
plugs when the coolant is hot. Stop the
engine, let the engine and radiator cool
and loosen the radiator cap or drain
plugs slowly.
¡ ¡
¡ ¡ ¡
Stop the engine and allow the machine
to cool down before performing
inspection and maintenance.
The following symptoms indicate
overheating:
¡
An alarm is sounded and the coolant
temperature warning lamp, engine
emergency lamp flashes.
When the engine oil pressure/coolant level
warning lamp is flashing simultaneously,
the coolant level is low.
¡
The water temperature gauge is in the red
zone.
¡
The engine slows down and the force
decreases.
¡
Steam comes from the engine room.
Procedure
1. Park the machine in a safe place.
2. Inspect whether the engine oil pressure/
coolant level warning lamp is flashing or if
there is steam coming out when the
engine hood is closed.
3. If there is steam, stop the engine
immediately and contact a Takeuchi sales
or service outlet for repairs.
If the engine oil pressure/coolant level
warning lamp is off, run the engine at low
idle and let the water temperature
decrease.
4. Once the water temperature gauge drops
to the green zone, stop the engine.
5. Once the engine is cool, perform the
following inspections and procedures:
¡
Fan belt slack ......................... Adjust.
Refer to page 114.
¡
Coolant level .............................. Add.
Refer to page 107.
¡
Water leakage ........................ Repair.
¡
Radiator fins ............................ Clean.
Refer to page 121.
¡
Sediment in cooling system ..... Clean.
Refer to page 124.
If the problem persists after the above
procedures are taken, contact a Takeuchi
sales or service outlet for repairs.
L3J001