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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:
EWS500.....................6020001
W E T 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 Europe Ltd.
Units 2&3 Cochrane Street
Bolton BL3 6BN
England, UK
Phone: +44 (0) 1204 387784
Fax: +44 (0) 1204 387797
E-mail: saleseurope@mbw.com
Website:mbweurope.com
L22331 / 01.21.D
©MBW, Inc. 2021
Printed in the USA
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Table of Contents
Summary of Contents for MBM SCREEDEMON EWS500
- Page 1 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: EWS500.....6020001...
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Page 2: Table Of Contents
TAB L E O F C O N TE N T S SAFETY INFORMATION ....1 Motor Removal ......6 Exciter Disassembly . - Page 3 WARNING CALIFORNIA PROPOSITION 65 WARNING Engine exhaust and some of its constituents and dust produced during the use of this product contain chemi- cals known in the state of California to cause cancer, birth defects, and other reproductive harm. For more information go to www.P65Warnings.ca.gov...
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Page 4: Safety Information
S A F ET Y I N F O R M ATI O N Introduction NOISE PROTECTION: Wear OSHA specified hearing protection devices. This Safety Alert Symbol is used to call attention EYE PROTECTION: Wear OSHA specified to items or operations which may be dangerous eye shields, safety glasses, and sweat bands. - Page 5 22159 21746 21746 For best performance use Milwaukee Tool's M18™ REDLITHIUM™ HIGH OUTPUT™ batteries. 22158 22158 (inside cover) WARNING EWS500 Operating, servicing and maintaining this equipment can expose you to chemicals, including engine exhaust, phthalates and lead, which are known to the state of California to cause cancer and birth defects or other reproductive harm.
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Page 6: Specifications
S P E C I F I C ATI O N S 500M Operating Weight 33.5 lbs (15.2 kg) including 12 amp hr battery Blade Specifications Part # Width Weight 17804 4 ft (1.21 m) 8.1 lb (3.7 kg) 17806 6 ft (1.83 m) 12.1 lb (5.5 kg) 17808... -
Page 7: Operation
O P E R AT I O N Introduction MBW equipment is intended for use in very severe applications. They are available in different sizes and a selection of engines and motors. Bolt This parts manual contains only standard parts. Variations of these parts as well as other special parts are not included. -
Page 8: Operation
Operation Before placing the ScreeDemon in concrete make sure the Blade Length clamps securing the exciter to the float blade are tight. CAUTION Keep the blade clamps tight at all times. Operat- ing the ScreeDemon with the clamps loose will damage the float blade. -
Page 9: Handle Adjustment
Handle Adjustment The operator can adjust the handle on the ScreeDemon to a comfortable position. Refer to Figure 2. Loosen the handle by turning the handle adjustment lever counter-clockwise. Reorienting the lever by depressing the center button. Move the handle to the desired position. Tighten the handle adjustment lever. -
Page 10: Maintenance
M A I N T E N A N C E WARNING CAUTION Always exercise the stopping procedure and Always verify fluid levels and check for leaks after remove battery before servicing or lubricating the changing fluids. unit. Do not drain oil onto ground, into open streams, After servicing the unit, replace and fasten all or down sewage drains. -
Page 11: Service
S E R V I C E Assembly and disassembly should be performed by a Motor Removal service technician who has been factory trained on MBW Refer to Motor Assembly, page 24. equipment. The unit should be clean and free of debris. Remove battery. -
Page 12: Exciter Assembly
11. Gently tap on the socket head screws with a rubber 12. Apply medium strength locker to the threads on the mallet to push the exciter cover out of the exciter end of the drive shaft (#13). housing, then finish removing screws. 13. -
Page 13: Troubleshooting
T R O U B L E S H O O T I N G If your Electric ScreeDemon fails to operate as expected, 18v Motor the first test will always be to confirm a genuine Milwaukee The motor utilized by the MBW ScreeDemon is a permanent battery is fully installed and charged. -
Page 14: 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. Replace any worn or damaged hardware as needed. Replacement hardware should Hardware be grade 5 and zinc plated unless otherwise specified. Safety Decals Replace if they become damaged or illegible. - Page 15 This page intentionally left blank. - 10 -...
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Page 16: Replacement Parts
R E P L A C E M E N T PA R T S The warranty is stated in this book on page 26. Failure to return the Warranty Registration Card renders the warranty null and void. MBW has established a network of reputable distributors/ dealers with trained mechanics and full facilities for maintenance and rebuilding, and to carry an adequate parts stock in all areas of the country. -
Page 17: Main Assembly
Main Assembly - 12 -... - Page 18 ITEM PART NO. DESCRIPTION 17170 SHOCKMOUNT, 2” OD X 1-3/4 LONG 22408 HANDLE, 500M, MASKED 21181 HANDLE, ADJUSTABLE, NYLON 22112 PUSH NUT 22117 HANDLE, LIFTING 22119 HANDLE CLAMP, MACHINED 21781 5/16 X 2-1/2 STUD 22125 HINGE PIN 22126 WRENCH, 9/16 22135 COVER ASM 22138...
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Page 19: Cover Assembly
Cover Assembly - 14 -... - Page 20 ITEM PART NO. DESCRIPTION 22136 DRAW LATCH 22135 COVER ASM (INCLUDES ALL PARTS SHOWN) F02LW WASHER 3/16 X 7/16 X 18 GA F0232HN NUT, HEX #8-32 UNC F023204PMS PMS #8-32 UNC X 1/2 - 15 -...
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Page 21: Exciter Assembly
Exciter Assembly - 16 -... - Page 22 ITEM PART NO. DESCRIPTION 06237 O-RING, 4.33 ID X .103 09618 FITTING, PARKER 4HP50N 17170 SHOCKMOUNT, 2” OD X 1-3/4” LG 17629 HOUSING, EXCITER 17639 WASHER, SEALING 17640 BEARING, BALL, SEALED 6301 17643 SHOCKMOUNT, 1” OD X 1” LONG 17645 COVER, EXCITER 17725 PLATE, CLAMPING...
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Page 23: Battery Mount
Motor Mount Battery Mount - 18 -... - Page 24 ITEM PART NO. DESCRIPTION 17634 FLANGE, ENGINE MOUNT 17635 BEARING, BALL, SEALED 17711 SEAL, RUBBER 22139 BATTERY MOUNT 22147 SOCKET, 18 VOLT BATTERY F01PW WASHER, 5/32 X 3/8 X 18 GA F0132HN NUT, HEX #6-32 F013205PMS PMS #6-32 X .625 F013212PMS PMS, #6-32 X 1.5 22153...
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Page 25: Electrical Assembly
Electrical Assembly - 20 -... - Page 26 ITEM PART NO. DESCRIPTION 17662 CAP, VINYL, 7/16 ID 22110 CORD GRIP 22111 WASHER, PLASTIC, #10 22122 SUPPORT LEG 22123 COVER, ELECTRONICS 22141 THROTTLE CONTROL BOARD 22142 GASKET, ELECTRONICS 22276 LIGHT ASM, 500M F0312SP PIN, SPIRAL 3/16 X 1-1/2 F0518ELN LOCKNUT, 5/16-18 ZP F032403HCS HHCS, #10-24 X 3/8...
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Page 27: Screed Board Assembly
Screed Board Assembly - 22 -... - Page 28 ITEM PART NO. DESCRIPTION 17712 CAP, END, C SERIES, RF 17714 CAP, END, C SERIES, LF 18564 CAP, END, C SERIES, RR 18565 CAP, END, C SERIES, LR 17802 2’ FLOAT 17804 4’ FLOAT 17806 6’ FLOAT 17808 8’ FLOAT 17810 10’...
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Page 29: Motor Assembly
Motor Assembly - 24 -... - Page 30 ITEM PART NO. DESCRIPTION 22114 KEY, WOODRUFF, 403 22115 MOTOR, SCREEDEMON 22146 HOSE, 1/2 X 10 22151 MOTOR MOUNT ASM 22271 EXCITER, SCREED, M18 22277 COUPLING NUT, 10-32 F03PW WASHER, 7/32 X 1/2 X 18GA F042008SCS SCS, 1/4-20 X 1 - 25 -...
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Page 31: Warranty
WAR R A N T Y WHAT DOES THIS WARRANTY COVER? MBW INC warrants each New 5.This warranty does not cover the cost of transportation and other Machine against defects in material and workmanship for a period of twelve expenses which may be connected with warranty service but not (12) months.
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