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MAINTENANCE
HYDRAULIC SYSTEM - CHANGE OIL, REPLACE
SUCTION STRAINERS AND PULSATION DAMPER
Legend for illust. Z 21785
(1)
Return oil collector manifold
(2)
Drain coupling
(3)
Pulsation damper
(4)
Return oil collector pipe
(5)
Main control valves
(6)
Swing control valve
NOTICE
Attach drain hose (part of tool set) to coupling (2) and drain oil
from return oil collector manifold (1). Remove pulsation damper
(3) and install new pulsation damper with new O-ring.
4.13 EVERY 2000 OPERATING HOURS OR YEARLY
467
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