Chapter 3
Hydraulic System
Table of Contents
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . 2
Hydraulic Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Hydraulic Fitting Installation . . . . . . . . . . . . . . . . . . 2
Relieving Hydraulic System Pressure . . . . . . . . . . 4
Securing Sweeper to Tow Vehicle . . . . . . . . . . . . . 4
HYDRAULIC SCHEMATIC . . . . . . . . . . . . . . . . . . . . . 5
HYDRAULIC FLOW DIAGRAMS . . . . . . . . . . . . . . . . 6
Brush Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Hopper Dump/Lower Circuits . . . . . . . . . . . . . . . . . 8
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . 10
SERVICE AND REPAIRS . . . . . . . . . . . . . . . . . . . . . 13
General Precautions for Removing and Installing
Hydraulic System Components . . . . . . . . . . . . . 13
Check Hydraulic Lines and Hoses . . . . . . . . . . . . 13
Brush Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Brush Motor Service . . . . . . . . . . . . . . . . . . . . . . . . 16
Hydraulic Control Manifold . . . . . . . . . . . . . . . . . . 18
Hydraulic Control Manifold Service . . . . . . . . . . . 20
Lift Cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Lift Cylinder Service . . . . . . . . . . . . . . . . . . . . . . . . 24
PARKER TORQLINK
TM
SERVICE PROCEDURE
Hydraulic System
Pro Sweep 5200
Page 3 – 1
Hydraulic System
Summary of Contents for Pro Sweep 5200
Page 2: ...This page is intentionally blank Pro Sweep 5200...
Page 4: ...This page is intentionally blank Pro Sweep 5200...
Page 10: ...This page is intentionally blank Safety Page 1 6 Pro Sweep 5200...
Page 28: ...This page is intentionally blank Hydraulic System Page 3 12 Pro Sweep 5200...
Page 33: ...Hydraulic System This page is intentionally blank Pro Sweep 5200 Page 3 17 Hydraulic System...
Page 42: ...This page is intentionally blank Hydraulic System Page 3 26 Pro Sweep 5200...
Page 54: ...This page is intentionally blank Electrical System Page 4 12 Pro Sweep 5200...
Page 70: ...This page is intentionally blank Electrical Diagrams Page 6 2 Pro Sweep 5200...