Hitachi ZW 180-6 Operator's Manual page 278

Maintenance Guide Table
The maintenance guide table is affixed to the reverse side
of the tool box cover. Lubricate and/or service the parts at
the intervals as instructed in the table so that all necessary
maintenance can be performed regularly.
 Symbol Marks
The following marks are used in the maintenance guide
table.
Grease
(Front Joint Pin, Cylinder Pin, Propeller Shaft)
Engine Oil
Engine Oil Filter
Coolant
(Long-Life Coolant)
Transmission Oil
(Transmission, Torque Converter)
Transmission Oil Filter
MAINTENANCE
Hydraulic Oil
Hydraulic Oil Filters
(Pilot Filter, Hydraulic Oil Tank Filter, Suction
Filter, Air Breather Element)
Gear Oil
(Final Drive, Differential Gear)
Fuel
Fuel Filter
(Fuel Main Filter, Pre-Filter)
DEF/AdBlue® Supply Module Main Filter
7-6