Jacobsen 62287, Руководство по обслуживанию

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2-10 4247530-Rev A
SPECIFICATIONS AND GENERAL INFORMATION
2
Hydraulics
Test Specifications
Gear Pump Section 1 Flow
gpm (lpm)
8.7 (32.8) at 3400 rpm
Gear Pump Sections 2–5 Flow
gpm (lpm)
5.6 (21.2) at 3400 rpm
Steering Relief Valve Pressure Setting
psi (bar)
921 ± 10% (64 ± 10%)
Left Reel Relief Valve Pressure Setting
psi (bar)
1500 ± 10% (103 ± 10%)
Center Reel Relief Valve Pressure Setting
psi (bar)
1500 ± 10% (103 ± 10%)
Raise/Right Reel Relief Valve Pressure Setting
psi (bar)
1700 ± 10% (117 ± 10%)
Lower Relief Valve Pressure Setting
psi (bar)
1200 ± 10% (83 ± 10%)
Hydraulic Leakage Percentage Ranges 0–10% = Good
11–20% = Marginal
21% and Beyond = Bad
Repair Specifications
Backlap Valve—Fitting Torque
lb-ft (N·m)
25 (34)
Load Control Valve—Fitting Torque
lb-ft (N·m)
17 (23)
Control Valve—Section 6 Ports “A” and “B” Fitting
Torque
lb-ft (N·m)
90 (122)
Control Valve—Section 6 Port “P1” Fitting Torque
lb-ft (N·m)
55 (75)
Control Valve—Section 5 Port “P2” Fitting Torque
lb-ft (N·m)
25 (34)
Control Valve—Section 4 Port “P3” Fitting Torque
lb-ft (N·m)
25 (34)
Control Valve—Sections 3–5 Ports “A” and “B” Fitting
Torque
lb-ft (N·m)
48 (65)
Control Valve—Section 2 Ports “A” and “B” Fitting
Torque
lb-ft (N·m)
25 (34)
Control Valve—Section 1 Port “P4” Fitting Torque
lb-ft (N·m)
25 (34)
Control Valve—Port “T1” Fitting Torque
lb-ft (N·m)
33 (45)
Rear Lift Cylinder Hose and Fitting Torque
lb-ft (N·m)
25 (34)
Front Lift Cylinder Hose and Fitting Torque
lb-ft (N·m)
25 (34)