Jacobsen AR3, Technical/Repair Manual

Page: 244 / 342

HYDRAULICS
4181384 First Edition 6-53
6
Hydraulic Filter
Removal and Installation
See Figure 6-49.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-7.)
2. Drain hydraulic oil.
Figure 6-49
3. Remove nut (2) and ring connector with wire (1) from
sensor (9).
NOTES
• Label all hydraulic hoses before disconnecting to
ensure correct installation.
• Close all openings with caps or plugs to prevent
contamination.
4. Disconnect two hydraulic hoses (7 and 10).
5. Remove two screws (3), lock washers (4), and flat
washers (5), and remove hydraulic filter assembly (8)
from mower.
6. Remove fittings (6) from hydraulic filter assembly (8).
Installation Notes
• Install hydraulic filter by reversing the order of
removal.
• Ensure new O-rings are in place before installing
hoses on fittings.
• Replace hydraulic filter.
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Start engine. Check hydraulic filter for leaks and
repair as necessary.
Hydraulic Manifold
Removal and Installation
See Figure 6-50.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-7.)
2. Drain hydraulic oil.
Figure 6-50
NOTES
• Label all hydraulic hoses before disconnecting to
ensure correct installation.
• Close all openings with caps or plugs to prevent
contamination.
3. Disconnect seven hydraulic hoses from fittings (3).
4. Remove bolts (2), washers (1), and nuts (4). Remove
hydraulic manifold from mower.
Installation Notes
• Install hydraulic manifold by reversing the order of
removal.
• Ensure new O-rings are in place before installing
hoses on fittings.
• Replace hydraulic filter.
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Start engine. Check hydraulic manifold for leaks and
repair as necessary.
TN1266
1
2
3
9
4
5
6
7
8
6
10
TN1238
2
1
4
3
1