Multiquip ST70 User Manual

PARTS AND OPERATION MANUALRevision #4 (05/29/07)MODEL ST-70Structural Concrete Pump(Hatz Diesel Engine)THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL

PAGE 10 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)MODEL ST-70THE OPERATOR IS IN COMPLETE CHARGE OF THE PUMPAND DELIVERY SYSTEM AND IS

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 11IMPORTANT HAND SIGNALS

PAGE 12 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — GENERAL INFORMATIONCONCRETE MIX DESIGNMix design is most important to achie

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 13ST-70 — GENERAL INFORMATIONREGIONAL DIFFERENCESConcrete is made by mixing locally a

PAGE 14 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONCRETE MIX INFORMATIONJob Identification* _______________________________

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 15ST-70 — CONCRETE MIX INFORMATIONJob Identification* _______________________________

PAGE 16 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONCRETE MIX INFORMATIONJob Identification* _______________________________

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 17ST-70 — CONCRETE MIX INFORMATIONThe sand content of pumpable concrete is very impor

PAGE 18 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)1. To obtain a representative sample, take samples at three ormore regular interval

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 19ST-70 — OPERATION (How it Works)The following is a brief explanation ofhow the conc

PAGE 2 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)Diesel engine exhaust and some of

PAGE 20 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)This section is intended to assist the operator with the initialstart-up of the MAY

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 21Engine Oil1. Pull the engine oil dipstick from the engine side panel asshown in Fig

PAGE 22 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)Figure 10.Control Off SwitchCONTROLOFFONREMOTED. Insert the cotter pin into handle

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 23A. Use the volume control, to set the pump volume toapproximately 10 strokes per mi

PAGE 24 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)13. HOPPER REMIXER CONTROLA. Located to the left of the Hydraulic Temperature gauge

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 25D. Push the Hopper Remixer Control lever upward (Figure18) and observe that the bla

PAGE 26 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)14. Vertical and down-hill pumping are more difficult thanhorizontal pumping. Verti

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 27ST-70 — OPERATING PROCEDURESWARNING: Common sense tells us that if youdrive a truck

PAGE 28 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)7. The shuttle tube is plugged if volume at the discharge endof the hose stops, the

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 29Chip the blockage out with the pry-bar.Flush the shuttle tube with water.Replace an

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 3NOTE PAGE

PAGE 30 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — OPERATING PROCEDURES14. All new pumps are ‘water pressure tested” at the fa

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 31ST-70 — TOWING INFORMATION1. Position actuator ball socket above 2" ball.WARNI

PAGE 32 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)10. Retract the jack fully. Remove and store the caster, ifapplicable.11. Check for

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 335. If the pump is to be uncoupled from the tow vehicle afterbacking with the lever

PAGE 34 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)EXPLANATION OF CODE IN REMARKS COLUMNThe contents and part numbers listed in the pa

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 35ST-70 — SUGGESTED SPARE PARTSST-70 Structural Concrete Pump1 UnitsQty. P/N Descript

PAGE 36 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)The safety instruction decals shown must be on allMayco ST70 — Concrete PumpST-70 —

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 37ST-70 — DECALSST- 70DECALSNO. PART NO. PART NAME QTY. REMARKS1 EM935 DECAL, ATTENTI

PAGE 38 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONTROL PANEL INSTALLATION

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 39ST-70 — CONTROL PANEL INSTALLATIONST- 70CONTROL PANEL INTALLATIONNO. PART NO. PART

PAGE 4 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)Here's How To Get Help ... 3Table Of Con

PAGE 40 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONTROL PANEL FRONT

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 41ST-70 — CONTROL PANEL FRONTST- 70CONTROL PANEL FRONTNO. PART NO. PART NAME QTY. REM

PAGE 42 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONTROL PANEL INTERIOR

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 43ST-70 — CONTROL PANEL INTERIORTB1TB2TB112296623552213307724143188251118159926221916

PAGE 44 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — CONTROL PANEL INTERIORST- 70CONTROL PANEL INTERIORNO. PART NO. PART NAME QT

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 45NOTE PAGE

PAGE 46 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — MAIN DRIVE PUMPS

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 47ST-70 — MAIN DRIVE PUMPSST-45MAIN DRIVE PUMPSNO. PART NO. PART NAME QTY. REMARKS1 E

PAGE 48 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — MANIFOLD CONTROL2A

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 49ST-70MANIFOLD CONTROLNO. PART NO. PART NAME QTY. REMARKS1 EM97011 DIRECTIONAL CONTR

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 5PARTS ORDERING PROCEDURESwww.multiquip.comOrdering parts has never been easier!Choos

PAGE 50 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — ACCUMULATOR

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 51ST-70 — ACCUMULATORST-70ACCUMULATORNO. PART NO. PART NAME QTY. REMARKS1 EM97015 ACC

PAGE 52 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — HYDRAULIC/CONCRETE CYLINDERS

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 53ST-70 — HYDRAULIC/CONCRETE CYLINDERSST-70HYDRAULIC / CONCRETE CYLINDERSNO. PART NO.

PAGE 54 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SHUTTLE TUBE ASSY3839

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 55ST-70 — SHUTTLE TUBE ASSYST-70SHUTTLE TUBE ASSYNO. PART NO. PART NAME QTY. REMARKS1

PAGE 56 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — HOPPER ASSY

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 57ST-70 — HOPPER ASSYST-70HOPPER ASSYNO. PART NO. PART NAME QTY. REMARKS1 EM25301 SHA

PAGE 58 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — REMIXER CONTROL ASSY

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 59ST-70 — REMIXER CONTROL ASSYST-70REMIXER CONTROL ASSYNO. PART NO. PART NAME QTY. RE

PAGE 6 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 SPECIFICATIONSPERFORMANCE U.S. METRICPumping Rate — Volume Output 70 yd/hr.* (

PAGE 60 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — THROTTLE ASSY

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 61ST-70 — THROTTLE ASSYST-70THROTTLE ASSYNO. PART NO. PART NAME QTY. REMARKS1 EM20709

PAGE 62 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — ENGINE AND FRAME34333536372829242225193023312627102832142112121113849171557

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 63ST-70 — ENGINE AND FRAMEST-70ENGINE AND FRAMENO. PART NO. PART NAME QTY. REMARKS1 E

PAGE 64 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — OIL COOLER ASSY

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 65ST-70 — OIL COOLER ASSYST-70OIL COOLER ASSYNO. PART NO. PART NAME QTY. REMARKS1 EM5

PAGE 66 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — FUEL AND HYDRAULIC TANK

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 67ST-70 — FUEL AND HYDRAULIC TANKST-70FUEL AND HYDRAULIC TANKNO. PART NO. PART NAME

PAGE 68 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — BATTERY, TAIL LIGHTS, WATER SEPARATOR, GAUGES

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 69ST-70 — BATTERY, TAIL LIGHTS, WATER SEPARATOR, GAUGESST-70BATTERY, TAIL LIGHTS, WAT

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 7MAYCO PUMP WARRANTYMechanical Drive ModelsMAYCO PUMP, hereinafter referred to as “Ma

PAGE 70 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — AXLE AND BRAKES789102311262225242221612

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 71ST-70 — AXLE AND BRAKESST-70AXLE AND BRAKESNO. PART NO. PART NAME QTY. REMARKS1 EM2

PAGE 72 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — HYDRAULIC SURGE BRAKE AND HITCH

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 73ST-70 — HYDRAULIC SURGE BRAKE AND HITCHST-70HYDRAULIC SURGE BRAKE AND HITCHNO. PART

PAGE 74 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)SERSERSERSERSERVICEVICEVICEVICEVICE INFORMA INFORMA INFORMA INFORMA INFORMATIONTION

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 75ST-70 — INTERIOR CONTROL PANEL (Inside Door)-3-3-3-4-4-2-2-2-4-4-2-4-2-1-1-1-3-3-1-

PAGE 76 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)SW1BLK 44FUSE LINKGND INSIDE BOXDURING INSTALLFU 4BATTERY+BLK 53BLK 52BLK 35BLK 34B

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 77ST-70 — SCHEMATIC ELECTRICAL CONTROL BOXSW5SW4SW2SW6BLK 50SW3J1K5K5FANWHTDIRECTIONP

PAGE 78 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ALTSTRTRFUSELINKACS SUPPLIEDSOL14712 15182224 262829303121813 16192325 27914 1720SP

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 79ST-70 — HYDRAULIC DIAGRAMEM97026——EM98005—EM98004—EM97011EM97013EM97006EM97012EM970

PAGE 8 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)READ THIS PARTS AND OPERATION MANUALTHOROUGHLY BEFORE USING THIS MACHINE. It describ

PAGE 80 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — OPTIONAL RADIO CONTROL

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 81The service procedures contained in this manual are intendedfor use by an individua

PAGE 82 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SERVICE INFORMATIONMaintenance check scheduleyaD ruoH keeW htnoM htnom-6 ru

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 832. Lubrication: Grease daily/Hour Main hydraulic cylinders - 2 Place Remix bearings

PAGE 84 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SERVICE INFORMATIONST70 Pressure Setting Sequence(Setting maximum pump pres

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 85ST-70 — SERVICE INFORMATIONST-70 Accumulator CircuitThe accumulator circuit has two

PAGE 86 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SERVICE INFORMATIONHydraulic system trouble shootingProblemNo hydraulic oil

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 87ST-70 — SERVICE INFORMATIONElectrical SystemProximity switchesThe proximity is a no

PAGE 88 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SERVICE INFORMATIONChanging the concrete cylinder piston cupsThe Rubber pis

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 89ST-70 — SERVICE INFORMATIONChanging the wear plate and ringDue to the swinging moti

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 9ST-70 — SAFETY INSTRUCTIONSSTABILIZER JACKPrior to jacking check the soil conditions

PAGE 90 — ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07)ST-70 — SERVICE INFORMATIONWheel BearingsAfter every 6 months of operation inspect

ST-70 — PARTS & OPERATION MANUAL — REV. #4 (05/29/07) — PAGE 91Effective: February 22, 2006TERMS AND CONDITIONS OF SALE — PARTSPAYMENT TERMSTerms

PARTS AND OPERATION MANUALYour Local Dealer is:HERE'S HOW TO GET HELPPLEASE HAVE THE MODEL AND SERIALNUMBER ON-HAND WHEN CALLING© COPYRIGHT 2007,