MULTIQUIP MAYCO LS300 Operation And Parts Manual
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MULTIQUIP MAYCO LS300 Operation And Parts Manual

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OPERATION AND PARTS MANUAL
SERIES
MODEL LS300
CONCRETE PUMP
(DEUTZ TD2009L04 DIESEL ENGINE)
Revision #4 (06/21/10)
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

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Summary of Contents for MULTIQUIP MAYCO LS300

  • Page 1 OPERATION AND PARTS MANUAL SERIES MODEL LS300 CONCRETE PUMP (DEUTZ TD2009L04 DIESEL ENGINE) Revision #4 (06/21/10) THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
  • Page 2 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto,...

  • Page 3: Proposition 65 Warning

    PROPOSITION 65 WARNING Diesel engine exhaust and some of PAGE 2 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 4: Table Of Contents

    Appendix–Recommended Shotcrete System ... 80-81 to change without notice Appendix–Recommended Shotcrete Accessories ..82-83 Explanation of Code in Remarks Column ....84 Suggested Spare Parts ...........85 PAGE 4 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 5: Safety Message Alert Symbols

    NEVER operate the engine with heat shields or heat guards removed. CAUTION You CAN be injured if you do not follow directions PAGE 6 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 6 This pump , other property, or the surrounding environment could be damaged if you do not follow instructions. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 7...

  • Page 7: Rules For Safe Operation

    ■ NEVER use accessories or attachments, which are not recommended by Multiquip for this equipment. Damage to the equipment and/or injury to user may result. PAGE 8 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 8 PSI and higher. potentially hazardous waste are used motor oil, fuel and fuel filters. ■ DO NOT use plastic containers to dispose of hazardous waste. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 9...
  • Page 9 ■ ■ ■ ■ ■ In case the battery liquid (dilute sulfuric acid) comes in contact with your eyes, rinse eyes immediately with plenty of water, then contact the nearest doctor or hospital, and seek medical attention. PAGE 10 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 10 NOTES MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 11...

  • Page 11: Specifications

    . n i . 2 ( i t r c i r y t i l e s e t t PAGE 12 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 12: Dimensions

    DIMENSIONS . n i . n i . n i . n i Figure 1. Dimensions MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 13...

  • Page 13: Important Hand Signals

    IMPORTANT HAND SIGNALS Figure 2 displays the basic hand signals commonly used in concrete pumping operations. Figure 2. Operation Hand Signals PAGE 14 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 14: General Information

    The Mayco LS300 models will pump a wide variety of concrete pump mixes. But, there are guidelines that must be followed. Use this information in conjunction with the Operation section of this manual. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 15...
  • Page 15 530 lbs. of cement/cu yd for 3000 p.s.i. concrete after 28 days. 600 lbs. of cement/cu yd for 4000 p.s.i. concrete after 28 days. 4. Admixture pump-aid if necessary. PAGE 16 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 16: How It Works

    The pumping sequence then repeats for the duration of the operation. Figure 3. Pumping Cycle 1 MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 17...

  • Page 17: Pump Components

    PUMP COMPONENTS Figure 5. Major Pump Components PAGE 18 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 18 28. Hydraulic Oil Reservoir – Holds 33 gallons (125 liters) of hydraulic oil. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 19...

  • Page 19: Digital Control Panel Components

    Cylinder “B”. 13. Main Pressure Gauge – This gauge monitors the system pressure while pumping material. The maximum pressure rating is 3100 PSI ± 50. PAGE 20 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 20: Digital Readout Screen

    INDICATES THAT RADIO REMOTE IS ON RADIO ADDRESS COMMUNICATING PRESS RESET TO LEARN A NEW ONE IINSTRUCTION OR MESSAGE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 21...

  • Page 21: Engine Components

    V-belt. When replacing V-belt, use only recommended 11. Starter/Solenoid – This engine uses a 12 VDC , 2.7kW type V-belt. (3.7 HP) starter motor with solenoid. PAGE 22 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 22: Inspection

    DO NOT attempt to refuel pump if the engine is hot or running. ALWAYS allow engine to cool before refueling. Figure 9. Adding Diesel Fuel MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 23...
  • Page 23 5. If the pump's engine oil is low, fill engine crankcase with lubricating oil through filler hole, but DO NOT overfill. PAGE 24 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 24 The oil level must be checked daily. The lubrication box should be serviced as described in the maintenance section. Figure 14. Filling the Lubrication Box MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 25...

  • Page 25: Set-Up

    5. Insert the cotter pin into handle tee bolt eye to lock the stabilizer jack. Figure 16. Rear Stabilizer Jack PAGE 26 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 26: Start-Up Procedure

    In warm weather let engine warm up for 5 minutes. In cold weather let engine warm up for 10 minutes. REMOTE LOCAL CENTER Figure 21. Pumping Control Switch (OFF) MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 27...

  • Page 27: Operation

    However, make sure that some slurry is left on the hopper minute (volume) of the pump. when concrete is first discharged from the ready-mix truck. PAGE 28 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 28 Immediately place the switch in the “OFF” position. Refer to Clearing Concrete Blockage Section. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 29...
  • Page 29 See Figure 35. SCREWS AND NUTS ELECTRONIC CONTROL UNIT WIRELESS REMOTE MODULE CONNECTOR Figure 35. Installing Remote Control Module Figure 37. Radio Remote Control PAGE 30 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 30 CABLE REMOTE CONTROL UNIT 25 FT. CABLE 25 FT. CABLE PUMP REV PUMP ON/OFF TO CONTROL BOX TO CONTROL BOX CONNECTOR CONNECTOR Figure 38. Cable Remote Control MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 31...

  • Page 31: Pumping Information

    When the pump is stopped, the stiff, harsh mixes, or extremely long pumping distances. material can flow slowly down, due to gravity, and cause the hose to collapse. PAGE 32 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 32 . you are ready to start pumping. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 33...
  • Page 33 Clean it out by pushing water cause blockages. through the first hose off the pump, then continue progressing through all the hoses, until all the system is clean. PAGE 34 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 34 D. Carefully knock the end of the hose away from the reducer. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 35...

  • Page 35: Maintenance (Pump)

    The main pressure gauge reading MUST read ZERO. 3. Stop the pump. 4. Carefully disconnect the first hose joint at the shuttle tube discharge elbow. PAGE 36 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 36 Grease Type: Lithium Based EP manufacturer’s instruction manual. Texaco Multitak 20 Lubriplate ED-2 MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 37...
  • Page 37 (Figure 39). If necessary add only distilled water in a Wheel bearings and seals should be well-ventilated area. inspected and packed at this time. Figure 39. Battery Electrolyte Levels PAGE 38 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 38 (Figure 40). 4. When the box is clean replace drain plug, add new lubrication and install the top cover. Figure 40. Cleaning the Lubrication Box MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 39...
  • Page 39 3. When the output volume at the end of the delivery line decreases in pressure 4. Unusual frequent material packs in the Shuttle tube Figure A. Wear Plate and Cutting Ring PAGE 40 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 40 Check the hydraulic gauges on panel and make sure accumulator pressure reads zero. One piston should be in the fully discharged position at the end of the concrete cylinder. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 41...
  • Page 41 Clean out all concrete build up in and around the nun- plate area with a wire brush. Inspect the wear components for indications of wear. The wear plate has two wear surfaces. PAGE 42 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 42 5. Make sure breakaway cable is fully released. 6. After extended storage, refer to the Maintenance Steps listed above to insure that the trailer is ready for towing. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 43...

  • Page 43: Maintenance (Trailer)

    7. Repeat the above procedure on all brakes. property damage, injury or death. 8. Lower the trailer to the ground. PAGE 44 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 44 MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 45...
  • Page 45 Broken or damaged welds can cause injury or severe damage to your trailer and contents. Inspect all of the welds for cracks or failure at least twice a year PAGE 46 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 46: Trailer Safety Guidelines

    Decrease your speed as road, weather and lighting conditions deteriorate. ALWAYS check for local trailer-tow speed limits in your area. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 47...
  • Page 47 Again, be sure your hitch and tow vehicle are rated for the Gross Vehicle Weight Rating of your trailer. PAGE 48 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 48 Take it slow. Before backing up, get out of the tow vehicle and look behind the trailer to make sure that there are no obstacles. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 49...
  • Page 49 The total weight of the cargo and trailer must not exceed the GVWR, and the load on an axle must not exceed its GAWR. PAGE 50 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 50 • The load is secured to the trailer when the battery is running both the trailer lights and tow • The trailer lights are connected and checked. vehicle lights. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 51...
  • Page 51 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto,...
  • Page 52 SAE 30W motor oil. Keep the ball socket and latch mechanism clean. Dirt or contamination can prevent proper operation of the latching mechanism. PAGE 52 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 53 In the open position, the coupler is and continue retracting the jack to its fully retracted posi- able to drop fully onto the hitch ball. tion. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 53...
  • Page 54 Replace the breakaway brake battery (if equipped) at intervals specified by manu- facturer. PAGE 54 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 55 Metal creep between the wheel rim and lug nuts will cause rim to loosen and could result in a wheel coming off, leading to death or serious injury. Tighten lug nuts before each tow. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 55...
  • Page 56 Tire and Loading Information placard. This value should never exceed the maximum cold inflation pressure stamped on the tire. PAGE 56 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 57 Consult the tow vehicle’s manual to determine how this weight transfer reduces the available cargo and luggage capacity of your vehicle. Figure 57. Standard Tire Sidewall Information MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 57...
  • Page 58 From highest to lowest, a tire’s resistance to heat is graded as “A”, “B”, or “C”. PAGE 58 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 59  Inspect tires for uneven wear patterns on the tread, cracks, foreign objects, or other signs of wear or trauma.  Remove bits of glass and foreign objects wedged in the tread. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 59...
  • Page 60 Lug nuts are prone to loosen after initial installation, which can lead to death or serious injury. Check all wheel lug nuts periodically Figure 59. Wheel Lug Nuts Tightening Sequence PAGE 60 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 61 Check the wire harness for cuts, fraying or other damage. If can cause collisions. it needs replacing, contact your dealer. Check all lights before each tow. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 61...

  • Page 62: Troubleshooting (Pump)

    Use the Pump Troubleshooting Table (Table 8) to identify possible causes for the pump’s malfunction. Contact the Multiquip Service department for the proper repair procedure. DANGER - AMPUTATION RISK...
  • Page 63 . t r MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 63...

  • Page 64: Troubleshooting (Engine)

    . l a PAGE 64 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 65: Troubleshooting (Trailer Brake System)

    MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 65...

  • Page 66: Troubleshooting (Electrical)

    PAGE 66 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 67 . r o t l e n i l t l e . t l i r i . t n MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 67...
  • Page 68 SWITCH “C” V-BELT SWING “A” SOLENOID SWING “B” SOLENOID PROXIMITY SWITCH “B” ALTERNATOR INTERNAL FUEL SOLENOID Figure 61. Location of Components for Electrical Troubleshooting PAGE 68 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 69: Wiring Diagram (Control Box)

    WIRING DIAGRAM (CONTROL BOX) Figure 62. Connections to Digital Control Box - J1 and J2 Connectors ( 1 of 2) MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 69...
  • Page 70 WIRING DIAGRAM (CONTROL BOX) Figure 62. Connections to Digital Control Box - J1 and J2 Connectors ( 2 of 2) PAGE 70 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 71 WIRING DIAGRAM (CONTROL BOX) Figure 63. Connections to Digital Control Box - J3 and J4 Connectors ( 1 of 2) MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 71...
  • Page 72 WIRING DIAGRAM (CONTROL BOX) Figure 63. Connections to Digital Control Box - J3 and J4 Connectors ( 2 of 2) PAGE 72 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 73: Wiring Diagram (Digital Readout Screen)

    TO J1-1 (50A) AUTOMATIC/JOG (30) IGNITION BLUE WHITE SWITCH (JOG A) (JOG B) ORANGE CYLINDER STROKE REMOTE Figure 64. Connections to Digital Readout Screen MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 73...

  • Page 74: Wiring Diagram (Hopper Vibrator)

    WIRING DIAGRAM (HOPPER VIBRATOR) Figure 65. Optional Hopper Vibrator Wiring Diagram PAGE 74 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 75: Hydraulic System Diagram

    HYDRAULIC SYSTEM DIAGRAM Figure 66. Hydraulic System Diagram MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 75...

  • Page 76: Manifold Block Ports

    Figure 67. Manifold Block Ports PAGE 76 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 77: Appendix-Concrete Mix Information

    This mix designed for pumping NOTE: Due to the availability of well-graded sand as shown in the above sieve analysis, this mix pumped very successfully. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 77...
  • Page 78 APPENDIX — CONCRETE MIX INFORMATION A.S.T.M. STANDARD SPECIFICATION FOR GRADING AGGREGATE PAGE 78 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 79: Appendix-Slump Test Procedure

    1-½ minutes. Discard 2/3 FULL the concrete. DO NOT use it in another tests. Figure 68-B. Slump Test (2/3 Full) Figure 68-F. Slump Test (Measurement) MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 79...

  • Page 80: Appendix-Recommended Shotcrete System

    APPENDIX — RECOMMENDED SHOTCRETE SYSTEM Figure 69. Recommended Shotcrete System PAGE 80 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 81 ■ Use item #11 (steel elbow) at the edge of the pool to prevent collapse of the rubber hose, which can cause blockage. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 81...

  • Page 82: Appendix-Recommended Shotcrete Accessories

    Disassemble and clean the nozzle assembly thoroughly after each job. Grease all threads before reassembly. DO NOT close the air valve when pumping is stopped as a continued air flow keeps the air passages clean. PAGE 82 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 83 EM23807 NOZZLE TIP, 1-1/4", LONG EM911076 STREET ELBOW AIR HOSE ............. NOT SUPPLIED BY MAYCO EM23808 NOZZLE ASSEMBLY ...... 1 ..INCLUDES ITEMS W/ MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 83...

  • Page 84: Explanation Of Code In Remarks Column

    Multiquip. Other entries will for sale through Multiquip. be clarified in the “Remarks” Column. PAGE 84 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 85: Suggested Spare Parts

    3 ..04115210 ..... ELEMENT, AIR CLEANER Part numbers on this Suggested Spare Parts List may supersede or replace the P/N shown in the text pages of this book. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 85...

  • Page 86: Nameplate And Decals

    NAMEPLATE AND DECALS PAGE 86 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 87 DECAL, CAUTION - OP. INSTRUCTIONS EM98000 DECAL, CAUTION - GREASE 2 HOURS 511709 DECAL, 800-30-MAYCO DECAL, VIN IDENTIFICATION EM516936 DECAL, LS300 517907 DIGITAL CONTROL PANEL LOGO MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 87...
  • Page 88 NAMEPLATE AND DECALS PAGE 88 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 89 DECAL, WARNING BURN HAZARD EM696 DECAL, CAUTION - TOWING DECAL SERIAL PLATE ............1 ..CONTACT DISCOUNT-EQUIPMENT EM985 DECAL, HYDRAULIC OIL ONLY EM516937 DECAL, LS300 MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 89...
  • Page 90 FRAME ASSY. PAGE 90 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 91 FENDER, BOLT ON, RIGHT 518026 FENDER, BOLT ON, LEFT 504456 BOLT 1/2"NC X 3/4" G5 6109180 WASHER, LOCK 1/2" EM70186 STABILIZER STAND EM491744 RIVET, POP AM-44 MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 91...
  • Page 92 AXLE ASSY. PAGE 92 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 93 CAPSCREW, 1/2-13X1-1/2 HHCS EM621 WASHER, 1/2" EM092305 NUT, LOCK 1/2" RIGHT AND LEFT SIDE AXLE ASSEMBLIES ARE IDENTICAL WITH THE EXCEPTION OF THE BRAKE ASSEMBLY. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 93...
  • Page 94 BRAKE LINE ASSY. PAGE 94 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 95 BRAKE LINE ASSY. PART NO. PART NAME QTY. REMARKS 34566 KIT, MAIN BRAKE LINE EM512877 ADAPTOR, STRAIGHT EM512876 ADAPTOR, ELBOW 34565 KIT, WHEEL BRAKE LINE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 95...
  • Page 96 BRAKE LIGHT ASSY. PAGE 96 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 97 BRAKE LIGHT ASSY. PART NO. PART NAME QTY. REMARKS 26536 BRAKE LIGHT ASSY. 515419 HARNESS ASSY. W/RECEPTACLES MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 97...
  • Page 98 TRAILER HITCH ASSY. PAGE 98 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 99 WASHER, FLAT 1/2 EM492584 NUT, LOCK 1/2 EM507658 BOLT, HEX HEAD 5/8 NC X 4-1/2 EM492586 NUT, LOCK 5/8 16137 TOW RING, 3 IN. LUNETTE EYE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 99...
  • Page 100 BATTERY ASSY. PAGE 100 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 101 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto,...
  • Page 102 BATTERY ASSY. PART NO. PART NAME QTY. REMARKS 10318 BATTERY BOX W/ BELT 491344 BATTERY 12V 515177 BATTERY CABLE POSITIVE 515133 BATTERY CABLE NEGATIVE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 101...
  • Page 103 HOPPER ASSY. PAGE 102 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 104 PISTON CUP HOLDER EM50417 PISTON CUP SEAL EM508830 HANDLE 492378 BOLT 3/8 X 1-3/4 IN. 0166 A WASHER, LOCK 3/8 IN. EM70860 HANDLE ASSY. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 103...
  • Page 105 HOPPER ATTACHMENT ASSY. PAGE 104 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 106 HEX NUT 1/2 IN. 492379 SCREW CAP 3/8" 3019092 WASHER FLAT 3/8" 515395 BOLT 7/16 NC X 4" G5 492584 NUT LOCK 1/2" EM969013 NUT NYLOC MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 105...
  • Page 107 HOPPER INTERIOR ASSY. PAGE 106 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 108 BOLT, COUNTER SUNK 5/8-11 x 3 IN. EM923350 WASHER, LOCK 3/4 IN. EM151 BOLT, HEX HEAD 3/4-10 X 2 IN. EM264 BOLT, COUNTER SUNK 1/2-13 x 3 IN. EM517700 O-RING MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 107...
  • Page 109 SHUTTLE CYLINDER ASSY. PAGE 108 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 110 FITTING, ELBOW EM518013 HOSE EM518012 HOSE 516965 COVER, SHUTTLE CYLINDER 0202 BOLT EM923023 WASHER, FLAT 2105164 NUT, HEX 518016 FITTING, 45° FITTING, 90° 518044 BRACKET MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 109...
  • Page 111 LUBRICATION PISTONS ASSY. PAGE 110 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 112 BAR,PROXIMITY SWITCH SUPPORT EM98163 SWITCH, PROXIMITY W/CABLE EM98135 CABLE HOUSING, FEMALE EM98134 SEAL, CONNECTOR HOUSING EM98138 TERMINAL PIN, FEMALE 514611 GROMMMET 504505 WRAP TIE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 111...
  • Page 113 LUBRICATION PISTONS ASSY. PAGE 112 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 114 HOSE, HYDRAULIC SLAVE EM16459 PIN, WRIST EM505723 PIN, COTTER EM491701 FITTING, GREASE EM513352 SEAL, SQUARE 518002 HOSE 25459 FITTING, 90° 516411 FITTING, 90° 517126 LOCK WASHER MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 113...
  • Page 115 FUEL TANK/WATER SEPARATOR ASSY. PAGE 114 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 116 BOLT 1/4" X 3/4" 2101402 WASHER SPRING 1/4" EM923057 WASHER 1/4" 516878 GUARD, FUEL GAUGE EM20426 ELBOW, BRASS 518067 FUEL GAUGE, HOSE WATER SEPARATOR ASSY. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 115...
  • Page 117 HEAT EXCHANGER ASSY. PAGE 116 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)

  • Page 118: Heat Exchanger Assembly

    BOLT 5/16 X 1 2105164 NUT 5/16 EM25497 FITTING, 90° 518001 HOSE 4000 PSI EM25497 FITTING, 90° 518000 HOSE 4000 PSI EM98264 MOTOR AND FAN ASSY MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 117...
  • Page 119 ACCUMULATOR ASSY. TEST/ CHARGE PAGE 118 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 120 ACCUMULATOR ASSY. PART NO. PART NAME QTY. REMARKS EM513126 CLAMP EM98265 ACCUMULATOR, 1 PINT FITTING, STRAIGHT 3/8" HOSE EM98052 TEST/CHARGE KIT, ACCUMULATOR MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 119...
  • Page 121 A ..........CLEVIS GREASE POINT ..........34 in. (1.1 m) B ..........SWING AXLE BUSHING GREASE POINT ...... 26 in. (.85 m) C..........PIVOT BRACKET GREASE POINT ......... 41 in. (1.5 m) PAGE 120 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 122 LUBRICATION PANEL ASSY. PART NO. PART NAME QTY. REMARKS EM491701 GREASE FITTING EM508812 CONNECTOR EM510684 CONNECTOR EM505516 HOSE, PLASTIC MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 121...
  • Page 123 ENGINE COVER ASSY. PAGE 122 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 124 WASHER, SPRING 1/4 IN. EM923057 WASHER 1/4 IN. 492363 BOLT, 5/16" NC 3/4" G5 EM516910 COVER, FRONT ENGINE 2105164 NUT 5/16" TK6737260 DOCUMENT BOX MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 123...
  • Page 125 HYDRAULIC TANK ASSY. PAGE 124 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 126 518005 HOSE 518011 HOSE 518189 FITTING, 90° EM98245 FILTER BOLT EM97067 GAUGE 5000 PSI, MAIN EM25523 ADAPTOR 518008 HOSE EM98188 GAUGE, LEVEL AND TEMPERATURE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 125...
  • Page 127 ENGINE ASSY. PART OF ENGINE COVER PAGE 126 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 128 AIR CLEANER ASSY..........1 ... INCLUDES ITEMS W/$ 04115210 ELEMENT, AIR FILTER EM517552 AIR FILTER CAP EM510731 CAP, EXHAUST 1456 NUT, HEX FINISH 3/8-16 4114220 FUEL FILTER 2931095 OIL FILTER MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 127...
  • Page 129 THROTTLE ASSY. PAGE 128 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 130 THROTTLE ASSY. PART NO. PART NAME QTY. REMARKS 517795 THROTTLE LEVER ROD EM517548 HAND CONTROL 517796 BRACKET, THROTTLE MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 129...
  • Page 131 HYDRAULIC PUMP ASSY. PAGE 130 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 132 FLOW CONTROL VALVE FITTING, STRAIGHT 517999 HOSE 518198 FITTING, 45° 518104 HOSE 518194 FITTING, TEE 509353 FITTING, 90° EM25462 FITTING, STRAIGHT 518193 FITTING, 90° MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 131...
  • Page 133 MANIFOLD ASSY. PAGE 132 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 134 BOLT, SHCS 1/2-13 X 2" CVH161P65 CHECK VALVE, PARKER EM98226 RELIEF VALVE, SUN PLUG CVH081P CHECK VALVE, PARKER 512201 ADAPTER 516916 ADAPTER EM491372 ADAPTER MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 133...
  • Page 135 CONTROL BOX ASSY. PAGE 134 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 136 MAIN CONTROL SWITCH ASSY. EM98121 AUTO/JOG SWITCH ASSY. EM98122 JOG A/B SWITCH ASSY. EM97068 RECEPTACLE, REMOTE EM98122 SCROLL SWITCH ASSY. EM98122 RESET SWITCH ASSY. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 135...
  • Page 137 CONTROL BOX HARNESS ASSY. PAGE 136 — MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10)
  • Page 138 EM517994 WIRE HARNESS 3 EM518023 WIRE HARNESS 4 EM518024 WIRE HARNESS 5 509588 POLY FLEX TUBE 1/2 IN. BLACK 16716 CONDUCTIVE DIVIDER 3/8 IN. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 137...

  • Page 139: Mayco Pump Warranty

    ANY WARRANTIES OF MERCHANTABILITY OR FITNESS PUMP OR PART TO OPERATE PROPERLY, INCLUDING FOR A PARTICULAR PURPOSE. ANY WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. MAYCO LS300 CONCRETE PUMP • OPERATION AND PARTS MANUAL — REV. #4 (06/21/10) — PAGE 139...
  • Page 140 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto,...

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