Hyundai 35DS-7 Operation Manual page 101

(5) Remove ring(25), seal(26), spring(27) and piston(28).
(6) Disassemble valve assembly(29), spring guide(30) and seal(32).
(7) Remove the O-ring and the lip seal still inside the pump body with the aid of an "L" iron.
Remove all of the other gaskets from the disassembled components, namely the push rod(5), the
piston(11).
(8) Clean all the components thoroughly and check that there is no ribbing inside the piston slide
cylinder(11) of the pump body; smooth if necessary.
Lubricate the components either with mineral or with hydraulic oil, according to their use
destination.
28
27
26
25
Connection bolt
Fitting
33
32
30
29
4-7
Copper washer
20
34
31
35
D357BS10