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MAINTENANCE
HYDRAULIC SYSTEM - CHANGE OIL, REPLACE
SUCTION STRAINERS AND PULSATION DAMPER
Legend for illustration Z25012
(1)
Main hydraulic pump -1-
(2)
Main hydraulic pump -2-
(3)
Location of main hydraulic pump -3- (shown on next page)
(4)
Hydraulic oil cooler fan drive pump
(5)
Flexible hoses
(6)
Flange
(7)
O-rings
(8)
Suction strainer
(11)
Suction oil reservoir
(12)
Drain coupling
Drain oil from suction reservoir
Drain the oil from suction reservoir (11) by attaching the drain
hose (part of tool set) to coupling (12).
Replace suction strainers of the hydraulic pumps
1. Remove mounting bolts of flange (6).
2. Move away flexible hose (5) with flange (6).
3. Remove strainer (8) with O-rings (7) and discard.
4. Install new strainer (8) with new O-rings (7).
5. Locate flange (6) above the strainer and tighten the mounting
bolts of flange (6).
6. Check to make sure that the hose clamps of the suction
hoses are in good condition and properly fitted.
4.13 EVERY 2000 OPERATING HOURS OR YEARLY
403
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