Yamaha 1998 FZS600 5DM1-AE1, Service Manual

Page: 84 / 364

3-27
CHANGING THE COOLANT
CHK
ADJ
10 Nm (1.0 m kg)
EB303240
CHANGING THE COOLANT
1. Remove:
seat
fuel tank
2. Disconnect:
coolant reservoir hose 1
3. Drain:
coolant
(from the coolant reservoir)
4. Remove:
radiator cap
A hot radiator is under pressure. There-
fore, do not remove the radiator cap
when the engine is hot. Scalding hot fluid
and steam may be blown out, which
could cause serious injury. When the en-
gine has cooled, open the radiator cap as
follows:
Place a thick rag or a towel over the radia-
tor cap and slowly rotate the radiator cap
counterclockwise towrd the detent to al-
low any residual pressure to escape.
When the hissing sound has stopped,
press down on the radiator cap, while
still pressing down turn it counterclock-
wise, and then remove it.
The following procedure applies to all of the
coolant drain bolts and copper washers.
5. Remove:
coolant drain bolt (water pump) 1
(along with the copper washer)
6. Drain:
coolant
(from the engine and radiator)
7. Check:
copper washer 1 (coolant drain bolt water
pump)
Damage
Replace.
8. Install:
coolant drain bolt (water pump)