jcb JS300 Service Manual page 256

Component
Gearbox
Track gearbox security
Slew gearbox security
Track gearbox oil (3)
Slew gearbox oil (3)
Track gearbox oil (3, 8)
Slew gearbox oil (3, 8)
Tracks
Track plate condition and bolt
torque
Idler wheels oil and seals
Track tension
Track roller oil and seals
Hydraulics
Hose and pipework
Oil
Oil (Biodegradable and non-
biodegradable)
Oil (Biodegradable)
Oil (Non-biodegradable)
Oil cooler
Hydraulic tank breather
Rams
Return filter
(3, 6)
Drain filter (3, 6)
Suction strainer (3)
Suction strainer
Cushion valve filter
Cushion valve filter
Security of the mounting bolts
on major components (7)
Servo filter element (3, 6)
Pump line exit hose
Boom ram hoses
Dipper line ram hoses
Bucket line ram hoses
Electrics
Wiring
Battery
Battery electrolyte level (if ap-
plicable)
181
Task
Check (Condition)
Check (Condition)
Check (Level)
Check (Level)
Replace
Replace
Check (Condition)
Check (Condition)
Check (Condition)
Check (Condition)
Check (Leaks)
Check (Level)
Sample
Replace
Replace
(10)
Clean
Replace
Check (Condition)
Replace
Replace
Clean
Replace
Clean
Replace
Check (Condition)
Replace
Replace
Replace
Replace
Replace
Check (Condition)
Clean
Check (Level)
9831/1100-2
Maintenance Schedules
10 50 250 500 1,000 2,000 4,000
Maintenance
181