Textron Jacobsen HR-5111, Technical/Repair Manual, Page: 313 / 423

HYDRAULICS
4203780 First Edition 6-67
6
Figure 6-71
2. Clean all parts using clean solvent and dry using
compressed air.
3. Inspect all parts for wear or damage. Replace parts
as needed.
Assembly Notes
NOTICE
• Assemble the deck valve by reversing the order of
disassembly.
• Lubricate all O-rings prior to assembly.
• Tighten relief valve (2) to 33—37 lb-ft (44.7—
50.2 N·m).
• Tighten relief valve (5) to 24—26 lb-ft (32.5—
35.3 N·m).
• Tighten solenoid valve to 24-26 lb—ft (32.5—
35.3 N·m).
• Tighten solenoid valve nut to 5—7 lb-ft (6.8—
9.5 N·m).
Hydraulic Oil Return Filter
Removal and Installation
See Figure 6-72.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Raise engine hood.
3. Drain hydraulic oil tank. (See “Hydraulic Oil Tank—
Drain Procedure” on page 6-58.)
1 Deck Valve Block 4 Mow Solenoid Coil
2 Relief Valve 5 Relief Valve
3 Mow Solenoid Valve
TN1760
1
2
5
4
3
It is important that all component parts are
absolutely clean, as contamination can result in
serious damage and/or improper operation.
Never use shop towels or rags to dry parts after
cleaning, as lint may clog passages. Dry parts
using compressed air.
Required Materials
• Seal Kit, Solenoid Valve (Jacobsen PN 5003579)
• Seal Kit, Relief Valve (Jacobsen PN 5003554)
• Seal Kit, Relief Valve (Jacobsen PN 5003579)