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5 - 6

Section 3 Routine Maintenance

9803/6020

Section 3

5 - 6

Issue 1

Hydraulics (continued)

Changing the Nephron Filter

1 Prepare the Machine

Position the machine on level ground. Stop the

engine.

Remove the starter key.

2 Locate Nephron Filter A

Refer to Component Location Diagrams.

3 Release Tank Pressure

(See Releasing Tank Pressure).

4 Remove the Nephron Filter

a Remove bolts B, cover C and remove the O-ring D

and spring E.

b Lift up the Nephron filter element F carefully and

remove. Take care not to drop any sediment.

5 Fit a New Element

a Peel off the 4 foil seals of the new Nephron filter

element F (one on the lower side, two on the sides

and one on the upper side).

Note: If the foil is not removed, the filter will not function.

b Slowly insert Nephron filter element F. Install

spring E, O-ring D, cover C and bolts B.

6 Prime the Nephron Filter

Start the engine and set at low idling. Loosen plug G

and then re-tighten when hydraulic oil flows out.

7 Stop the engine. Check the hydraulic oil level (see

Checking the Fluid Level) and, if necessary, top-up

(see Topping-up Fluid Level).

JS08300

jcb JS70 Service Manual

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