Gradall G660 Operator's Manual page 13

TILT GEAR BOX
5
Check level of transmission fluid and fill to level as
necessary.
6
Check hydraulic reservoir breather and replace if
dirty.
7
Check air cleaner condition indicator. Replace when
indicated. Reset indicator by pushing button up.
8
Check lubricant level in swing transmission and
fill to level as necessary.
9
Check coolant and anti-freeze level in radiator
and fill as necessary. Check coolant for proper pro-
tection against freezing and boilover.
If it becomes necessary to check coolant
level in hot radiator, turn off engine and
relieve pressure before removing cap.
Relieve pressure by turning cap approxi-
mately 90 degrees counterclockwise and
waiting a few minutes till sound of escaping
pressure stops. Remove cap cautiously.
10
Remove boom hold down device and store in safe
place for future use.
9
WARNING
continued . . .