MB Companies MCD-WB Operator's Manual

OPERATOR’SMANUALModel MCD-WB WalkBehind Power BroomSerial No. 10-1638 and up11/2004

Identification Numbers8M-B COMPANIES INCCHILTON & NEW HOLSTEINWISCONSIN USASERIAL NUMBERM-B COMPANIES INCCHILTON & NEW HOLSTEINWISCONSIN USASE

9Features, Controls, & Operation1,2..Speed SelectorSelects forward speeds 1-5 and reverse speeds 1-2. Noneutral position or gate is required, sin

Operation10GENERAL OPERATIONCHECKS BEFORE EACH START-UP1. Make sure all safety guards are in place and all nuts,bolts and clips are secure.2. Check th

Operation11Figure 2. Controls (from operator’s position)A. Speed SelectorB. Traction & Free-Hand™ ControlC. Broom Engage ControlABC3. Move the Th

12OperationBRUSH ANGLE ADJUSTMENTTo change the angle of the brush:1. Release the attachment clutch and then the tractionclutch.2. Loosen the T-nut on

13OperationEASY TURN™ FREEWHEELING ANDTRACTION DRIVE LOCKNormal OperationFor easy turning when using the power broom, squeezethe Easy Turn™ lever (Fig

14StorageTEMPORARY STORAGE (30 DAYS OR LESS)Remember, the fuel tank will still contain some gasoline, sonever store the unit indoors or in any other a

15Regular MaintenanceFigure 8. Checking Tire PressureCHECKING TIRE PRESSUREThe air pressure in each tire (Figure 8) should be 20 psi(136 kPa) and sho

16Regular MaintenanceLUBRICATION1. Apply medium weight (10W) oil to points shown (SeeFigures 9-12). 2. Remove wheels and grease axles once each year(S

17Troubleshooting, Adjustments and ServiceWARNINGBefore performing any adjustment or service topower broom, stop the engine and wait formoving parts t

18TroubleshootingPROBLEM POSSIBLE CAUSE REMEDYBroom does not stop when broomlever is released1. Free-Hand™ Control is ACTIVE. 1. Release BOTH broom En

19AdjustmentsFigure 13. Speed Selector and Broom Drive LinkagesA. TurnbuckleB. Spring HookC. LeverD. Carriage BoltsE. Lower RodF. NutsG. NutsFigure 14

Adjustments & Service20EASY TURN™ CABLE ADJUSTMENTIf the Easy Turn™ cable has stretched, the gears will notdisengage when the control lever is act

Adjustments & Service21BELT REPLACEMENT1. Turn off the engine, remove the spark plug wire, andwait for all moving parts to stop. Loosen the twoscr

Service22Figure 19. Belt Pattern (viewed from front)A. Engine PulleyB. Drive BeltC. Idler PulleyD. Driven PulleyE. Engine Belt StopsF. Broom Pulley Be

23ServiceFigure 20. Brush RemovalA. Attachment boltsAACBFigure 21. Brush AssemblyA. End plateB. Brush segmentC. Engagement fingersBRUSH SEGMENT REPLAC

24Optional EquipmentTURF CASTER KITThe optional turf casters replace the standard broomcaster wheels. These casters provide greater floatationwhen us

Optional Equipment25Figure 24. Debris Box Installation213654Figure 25. Debris Box/Power Broom Final Assemblyc. Position the deflector (7) and upper su

26Parts Lists1 311-20750 4 HHCS, .31-18, Unc X 0.7502 341-20000 4 WASHER, Flat, 5/16, Std Zinc PL3 341-80000 1 WASHER, Flat4 370-126976 4 CARRIAGE BOL

27Parts Lists1 101-129541 9 Segment, Poly, 10 x 25, Conv Black101-132808 9 Segment, Poly/Wire, 10 x 25, Cov Black101-129541 12 Segment, Poly, 10 x 25,

Table of Contents1CONTENTS:Safety Rules & InformationGeneral Operation ...2Slope Operation...

28Parts Lists1787921182512231962213101614Key installs inslot on shaft (15)201315411BROOM HEAD ASSEMBLY

29Parts Lists1 100-140487 100-140487 2 Stem Caster, 5"2 311-10750 311-10750 4 HHCS, .25-20 UNC x 0.753 311-11500 311-11500 2 HHCS, .25-20 UNC x 1

Parts Lists302577999415191693541412810202122171811136141515DEBRIS BOX ASSEMBLY

Parts Lists31430-96354 3' MCD Deflector Kit430-96472 4' MCD Deflector Kit430-96435 3' MCD Debris Box, includes Deflector Kit430-96473 4

Parts Lists321234567891022REMOVE CRANK FROMHERE AND INSTALL INNEW BRACKETTURF CASTER PARTS

Parts Lists33430-96237 Caster Wheel Kit1 100-92126 2 6.25 x 3 Caster Wheel, .75 I.D. Brg Rub. St, 2 100-92156 2 Caster Fork, Swivel Plate, includes at

34Parts Lists10141312478563712211291516171819258202324363738394026466633130697475745976482808179964457747071725965655968296764227327271112282930313233

35Parts Lists1 1727128 1 HANDLE, Clutch R.H.2 1668608 2 GRIP, Handle Clutch, Black3 1928732 1 CAPSCREW, Hex Washer Head Taptite #10-24 x 14 16

36Parts ListsTorque (4) EngineBolts to 17 - 21 ft. lbs.or23-29NmTorque to10-14 ft. lbs. or14-20 N mPosition belt stops 1/16 - 1/8from belt when auger

37Parts Lists1 1928731 1 NUT, Hex, Toplock, Jam, 3/8-162 1668477 1 PULLEY, Idler3 1960647 1 SCREW, Hex Head, 3/8-16 x 1-1/24 1665994 1 PIN,

2Safety Rules & InformationGENERAL OPERATION• Read, understand, and follow all instructions in themanual and on the unit before starting.• Only al

38Parts ListsAssemble Ref. 40, 44 & 51with no end play. Partsmust rotate freely.Grease bearingarea of Ref. 57.Apply anti-seizecompound to wheel hu

39Parts Lists1 1930601 8 SCREW, Hex Washer Head Taptite, 5/16-18 x 5/82 1667341 4 RETAINER, Bearing3 1722703 4 BEARING, Ball4 1726856 1 SHAFT, H

40Parts ListsAssemble Ref. 40, 44 & 51with no end play. Partsmust rotate freely.Grease bearingarea of Ref. 57.Apply anti-seizecompound to wheel hu

41Parts Lists50 1928721 2 SCREW, Set Square Head Cup Point, 5/16-18 x 1/2 G851 1672595 1 PULLEY AND HUB ASSEMBLY52 1919394 1 WASHER, 153 8021010

42Parts Lists478553431266WHEEL GROUP1 1921978 1 CAPSCREW, Hex Head, 5/16-18 x 22 1919438 1 NUT, Hex Lock ESNA Light, 5/16-183 172353 2 VALVE STEM &

43WARRANTY POLICYThe M-B Companies, Inc. of Wisconsin warrants all of its products to be free from manufacturing defects in normalservice for a period

44NOTES:______________________________________________________________________________________________________________________________________________

45NOTES:______________________________________________________________________________________________________________________________________________

All rights reserved. Copyright 2004Printed in USAPart Number 904-140496M-B Companies1615 Wisconsin Ave.New Holstein, WI 53061888-558-5801

Safety Rules3CHILDRENTragic accidents can occur if the operator is not alert to thepresence of children. Children are often attracted to theunit and t

Safety Rules4ANSI B71.3-1995 WARNINGSTraining1. Read the operating and service instruction manualcarefully. Be thoroughly familiar with the controls

Decals5M-B COMPANIES INCCHILTON & NEW HOLSTEINWISCONSIN USASERIAL NUMBER390-1145991724620DECALSThis unit has been designed and manufactured to pro

Decals6Decal Kit 390-117958

Safety Icons7WARNING: READ OPERATOR’SMANUAL.Read and understand the Operator’sManual before using this machine.DANGER: THROWN OBJECTS. This machine i