Textron Jacobsen SLF530, Repair Manual

Page: 250 / 352

6-56 673831-Rev A
HYDRAULICS
6
Installation Notes
• Install the rear reel valve by reversing the order of
removal.
• Make sure new O-rings are in place before installing
hoses on fittings.
• Tighten pressure tube fitting (8) to 80 lb-ft
(108.5 N·m)
• Tighten charge tube fitting (6) and reel tube fittings
(4) to 60 lb-ft (81.4 N·m).
• Tighten pressure tube (7) to 33 lb-ft (45 N·m).
• Tighten charge pressure tube (5) to 65 lb-ft (88 N·m).
• Tighten reel tubes (2 and 3) to 33 lb-ft (45 N·m).
• Replace hydraulic oil charge pressure filter. (See
“Charge Pressure Filter” on page 6-58.)
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Start engine. Check hydraulic system for leaks.
Repair as necessary.
• Check hydraulic oil level and add if necessary.
Front Reel Valve
Removal and Installation
See Figure 6-60.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Remove the operator’s platform.
3. Drain hydraulic oil tank. (See “Hydraulic Oil Tank—
Drain Procedure” on page 6-49.)
4. Thoroughly clean the valve, especially the area
surrounding the hydraulic hoses, tubes, and fittings.
Figure 6-60
NOTE
Label connectors before disconnecting to ensure correct
installation.
5. Disconnect electrical connectors (1) from solenoid.
NOTES
• Label all hydraulic hoses and tubes before
disconnecting to aid in installation.
• Close all openings with caps or plugs to prevent
contamination.
6. Disconnect front reel hoses (2 and 3).
7. Remove two straight fittings (4).
8 . Disconnect the return tube (5).
9. Remove straight fitting (6).
10. Disconnect pressure tube (7).
11. Remove straight fitting ( 8 ).
12. Remove mounting screws (9), lock washers (10) and
flat washers (11).
13. Remove the rear reel valve (12).
Installation Notes
• Install the front reel valve by reversing the order of
removal.
• Make sure new O-rings are in place before installing
hoses on fittings.
• Tighten pressure tube fitting (8) to 80 lb-ft
(108.5 N·m)
• Tighten return tube fitting (6) and reel tube fittings (4)
to 60 lb-ft (81.4 N·m).
• Tighten pressure tube (7) to 33 lb-ft (45 N·m).
• Tighten return tube (5) to 65 lb-ft (88 N·m).
• Tighten reel tubes (2 and 3) to 33 lb-ft (45 N·m).
• Replace hydraulic oil charge pressure filter. (See
“Charge Pressure Filter” on page 6-58.)
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Start engine. Check hydraulic system for leaks.
Repair as necessary.
• Check hydraulic oil level and add if necessary.
9
10
11
1
2
3
4
4
5
6
7
8
12
MAR01 88