Multiquip ST70 - Manual (Page 4)

PAGE 4 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)
Here's How To Get Help .......................................... 3
Table Of Contents ................................................... 4
Parts Ordering Procedures ..................................... 5
ST-70
Specifications .......................................................... 6
Pump Warranty ....................................................... 7
Safety Instructions ............................................. 8-10
Important Hand Signals ........................................ 11
General Information ......................................... 12-13
Concrete Mix Information ................................ 14-17
Slump Test Procedure ........................................... 18
Operation (How it Works) ...................................... 19
Initial Start-up Procedure ................................. 22-25
Operating Procedures...................................... 26-30
Towing Information ........................................... 31-33
Explanation Of Codes In Remarks Column .......... 34
Suggested Spare Parts ......................................... 35
Decals Safety ................................................... 36-37
Component Illustrations
Control Panel Installation ................................. 38-39
Control Panel Front .......................................... 40-41
Control Panel Interior .......................................42-44
Main Drive Pumps ........................................... 46-47
Manifold (Control) ............................................ 48-49
Accumulator ..................................................... 50-51
Hydraulic/Concrete Cylinders .......................... 52-53
Shuttle Tube Assy ............................................ 54-55
Hopper Assy .................................................... 56-57
Remixer Control Assy ...................................... 58-59
Throttle Assy .................................................... 60-61
Engine and Frame ........................................... 62-63
Oil Cooler Assy ................................................ 64-65
Fuel and Hydraulic Tank .................................. 66-67
Battery,Tail Lights,Water Separator,Gauges ... 68-69
Axle and Brakes............................................... 70-71
Hydarulic Surge Brake and Hitch ..................... 72-73
TABLE OF CONTENTS
NOTE: Specification and part number
are subject to change without notice.
Service Information
Wiring Schematic:
1) Interior Control Panel (Inside Door) ............... 74
2) Schematic Electrical Control Box .............. 75-76
3) Interconnect Electrical Control Box ................ 77
Hydraulic Diagram ........................................... 78-79
Optional Radio Control.......................................... 80
Safety Service Procedures ................................... 81
Maintenance Check Schedule ......................... 82-83
Pressure Setting Sequence .................................. 84
Accumulator Circuit ............................................... 85
Hydraulic System Troubleshooting ........................ 86
Electrical System ................................................... 87
Changing Concrete Cylinder Piston Cups ............ 88
Changing the Wear Plate and Ring ...................... 89
Wheel Bearings ..................................................... 90
Terms and Conditions Of Sale — Parts ................. 91