BYD F6, Owner'S Manual

Page: 153 / 215

F6 OWNER’S MANUAL
150
Driving belt
Check the driving belt status, check every
belt’s edge for cracking or abrasion.
Mitsubishi 4G69S4M engine’s automatic
senility adjustment installation can adjust
the senility of driving belt. The finger on it
should be in appropriate range. Examine it
according to recommended driving time and
mileage in the periodical maintenance
schedule.
Use tensility gauge
1. Check the tensility of driving belt.
2. Use a tensility gauge and put it in the
middle of belt between belt plates to
measure and confirm the belt tensility is in
the standard value.
Standard value: 340-562 N
3. If it does not suit for the standard value,
replace the tensioner.
If it is out of the appropriate range, or found
wear evidence, you should invite BYD
authorized service station to replace it.
BYD483QB engine adopts two multi-wedge
belts. They are respectively used in driving
generator and water pump
、 booster steering
pump and A/C compressor. You should
often check and adjust them.
Deficiency and damage of multi-wedge
belt’s the tehsility will cause engine
overheating and generated energy
decreasing, and no booster for steering and
refrigeration deficiency of A/C.
1. Adjustment method
Shut off the engine, screw down the
adjustment bolt on position adjustment
block of engine and on the booster steering
pump.
2. Measure tensility
Showing position as Picture 2, press 98N to
the multi-wedge belt, the press amount of it
should be between 6mm
～ 9mm.
If it isn’t in this arrange, you should invite
BYD authorized service station to replace
driving belt.