ENGLISH
SERVICE MANUAL
120
33015500(3)2008-02
RS 501
HYDRAULIC SYSTEM
SUCTION FAN PUMP DISASSEMBLY/ASSEMBLY
CAUTION!
This procedure must be performed with the hopper (3) fully retracted.
CAUTION!
If necessary, remove the bonded sealing washers and replace them.
Remove the suction inlet (see the procedure in the relevant paragraph).
Mark the position of the hoses connected to the fi ttings (A) of the suction fan pump (B) (for proper reassembly).
Disconnect the hoses from the fi ttings (A) of the suction fan pump (B) and plug them immediately. Collect the hydraulic system
oil that comes out of the hoses before plugging them.
WARNING!
Hydraulic system oil is highly corrosive, wear rubber gloves.
Remove the screws (C), then remove the suction fan pump (B) with the joint (D) and the relevant fasteners.
If necessary, remove the accessory pump joint (D) and fi ttings at the workbench.
Assemble the components in the reverse order of disassembly.
Start the machine, lift/lower the hopper and activate the suction fan a few times, then stop the machine, check the hydraulic
system oil level and, if necessary, top up (as shown in the User Manual).
Check the hydraulic system oil pressure at the suction fan pump (see the procedure in the relevant paragraph).
C
A
D
B
A
C
D
B
S301424
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Содержание RS 501
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