MBW ScreeDemon Operator's Safety And Service Manual

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O P E R AT O R ' S S A F ET Y
A N D S E R V I C E M A N U A L
S C R E E D E M O N
This manual covers the following serial numbers
and higher for each model listed:
WS500 . . . . . . . . . . . . . . . . . . . 1415760
W ET S C R E E D
MBW, Inc.
250 Hartford Rd • PO Box 440
Slinger, WI 53086-0440
Phone: (262) 644-5234
Fax: (262) 644-5169
Email: mbw@mbw.com
Website: www.mbw.com
MBW (UK) Ltd.
Units 2 & 3 Cochrane Street
Bolton BL3 6BN, England
Phone: 01204 387784
Fax: 01204 387797
MBW France S.A.R.L
Phone: 3 44 07 15 96
Fax: 3 44 07 41 28
L17763 / 09.17.S
©MBW, Inc. 2017
Printed in the USA

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Summary of Contents for MBW ScreeDemon

  • Page 1 WS500 ....1415760 W ET S C R E E D MBW (UK) Ltd. MBW, Inc. MBW France S.A.R.L Units 2 &...
  • Page 2 TAB L E O F C O N TE N T S SAFETY INFORMATION ....1 Maintenance Schedule......7 Engine Maintenance.
  • Page 3 WARNING CALIFORNIA PROPOSITION 65 WARNING Engine exhaust and some of its constituents are known in the state of California to cause cancer, birth defects, and other reproductive harm.
  • Page 4: Safety Information

    The publication of these safety DANGEROUS FUELS: Use extreme caution precautions is done for your information. MBW does not by when storing, handling and using fuels, as the publication of these precautions, imply or in any way...
  • Page 5 U.S. PATENT 7,201,537 6,988,851 ; 7,204,659 19379 EXCITER LOCATION 17768 EXCITER LOCATION 17768 17769 Safety Decals (Decal Set #17782) - 2 -...
  • Page 6: Specifications

    S P E C I F I C ATI O N S 500H 500H Operating Weight 29 lbs (13.2 kg) Engine Make Honda Engine Model GX35NTT3 Displacement (2.13 in ) 35 cm Spark Plug NGK CMR5H Electrode Gap 0.024 -0.028in (0.6-0.7mm) Engine Oil Type SAE 10W30 Engine Oil Capacity...
  • Page 7: Operation

    O P E R AT I O N Introduction MBW equipment is intended for use in very severe applications. They are powered by four cycle engines and are available in different sizes and a selection of engines. Bolt This parts manual contains only standard parts. Variations of these parts as well as other special parts are not included.
  • Page 8: Operation

    Never run the ScreeDemon above idle when the float blade is not in contact with concrete. This can damage the float blade. The ScreeDemon can be used with or without forms. The following describes the use of the ScreeDemon without Step 1.
  • Page 9: Handle Adjustment

    The kickstand will support the ScreeDemon in an upright position when not in use. Figure 2. Transporting It is recommended to transport the ScreeDemon with the float bar removed. The float bar is more likely to be damaged if attached to the main unit during transport.
  • Page 10: Maintenance

    Check all hardware after the first 5 hours of use, then follow the maintenance schedule. Engine Maintenance Cleaning Refer to the engine owner’s manual for maintenance Clean any concrete from the ScreeDemon immediately intervals and procedures. after each use. DO NOT allow concrete to harden on the screed.
  • Page 11: Service

    S E R V I C E Assembly and disassembly should be performed by a Engine Mounting Flange Removal service technician who has been factory trained on MBW Refer to Engine and Engine Mount, page 16. equipment. The unit should be clean and free of debris.
  • Page 12: Exciter Assembly

    Loosen the three socket head cap screws (#13) Apply a small bead of Loctite 426 adhesive (MBW securing the exciter cover (#8) to the exciter housing. #17885) to the lip on the engine mounting flange. Back the socket head cap screws out about 1/4”.
  • Page 13: Parts Replacement Cycles And Tolerances

    Parts Replacement Cycles and Tolerances Replace anytime a bearing is rough, binding, discolored or removed from housing or Bearings shaft. Engine Components Refer to your engine manufacturer’s Owner’s Manual. Replace any worn or damaged hardware as needed. Replacement hardware should Hardware be grade 5 and zinc plated unless otherwise specified.
  • Page 14: Replacement Parts

    Their sales engineers are available for professional consultation. If you cannot locate an MBW distributor in your area, contact MBW or one of our Sales Branches listed below. DECAL...
  • Page 15: Main Assembly

    Main Assembly - 12 -...
  • Page 16 ITEM PART NO. DESCRIPTION 18472 GRIP, HANDLE 17170 SHOCKMOUNT, 2” OD X 1-3/4” LONG 17245 DOWEL PIN, 1/4” X 1.75” 17263 LEVER, THROTTLE 17639 WASHER, SEALING 20887 KNOB, CLAMPING W/ STEEL STUD KNOB, CLAMPING SERIAL NO. 1415759 & LOWER 17647 17649 CLAMP 17651...
  • Page 17: Exciter Assembly

    Exciter Assembly - 14 -...
  • Page 18 KIT, CLAMPS (INCLUDES TWO CLAMPS AND ALL NECASSARY HARDWARE) 17736 NUT, SQUARE, 3/8”-16 17863 WASHER, FIBER, 0.25 X 0.38 X 0.03 19864 EXCITER, SCREEDEMON F042003SSS SOCKET HEAD SET SCREW, 1/4-20 X 3/8” F042008SCS SOCKET HEAD CAP SCREW, 1/4”-20 X 1” F061618HCS HEX HEAD CAP SCREW, 3/8”-16 X 2-1/4”...
  • Page 19: Engine And Engine Mount

    Engine and Engine Mount - 16 -...
  • Page 20 ITEM PART NO. DESCRIPTION 09618 FITTING, PLUG 15304 SCS, M6 X 25mm 17296 SWITCH, ENGINE STOP 17634 FLANGE, ENGINE MOUNT 17635 BEARING, BALL, SEALED, 6800 17636 SPLINE SHAFT (DOES NOT INCLUDE ITEM 8) 17637 STUD, 1/4-20 X 3/4 17711 RUBBER SEAL 19211 ENGINE, HONDA GX35NTT3 (INCLUDES 3, 10 &...
  • Page 21: Warranty

    1.This warranty does not cover any Used Equipment. "Used Equipment" such replacement or repair is the exclusive remedy provided hereunder. means any MBW machine or equipment that is not a New Machine or a Labor must be performed at an authorized MBW distributor. MBW Demonstration Machine.

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