MBW MM121 Service Manual

OPERATOR’S SAFETY AND SERVICE MANUALMBW, Inc.250 Hartford Rd • PO Box 440Slinger, WI 53086-0440Phone: (262) 644-5234Fax: (262) 644-5169Email: mbw@mbw

- 7 -WARNINGAlways stop engine or motor and disconnectspark plug wire or power cord before placinghands or objects inside drum.Always reconnect safety

- 8 -SERVICEAssembly and disassembly should be performed by aservice technician who has been factory trained on MBWequipment. The unit should be clea

- 9 -Drum InstallationRefer to Drum Assembly, page 14.1. Lower drum onto frame supports. Pillow blocks (#5)should be snug to trunnions (#8) to elimin

- 10 -8. Reinstall inspection cover.9. Reinstall the engine shroud.Hydraulic Relief Valve Adjustment1. Remove the engine shroud.2. Install a pressure

- 11 -MBW, Inc.250 Hartford Rd • PO Box 440Slinger, WI 53086-0440Phone: (262) 644-5234Fax: (262) 644-5169Email: [email protected]: www.mbw.comMBW (U

- 12 -00Shroud & Chassis Assembly

- 13 -ITEM PART NO. DESCRIPTION MM91 MM1211. 01158 HITCH PIN 1 12. 01175 DUST COVER 2 23. 05844 WHEEL NUT, 1/2-20 8 84. 06442 WHEEL, ST175/80D13 2 25.

- 14 -191720148151611221812713223242531025516121264269Drum Assembly

- 15 -ITEM PART NO. DESCRIPTION MM91 MM1211. 01056 HAIRPIN, 1/8” x 2-3/8” LONG 1 12. 01177 GREASE FITTING 4 43. 01280 SOCKET HEAD SHOULDER SCREW, 3/8”

- 16 -02725Paddle Assembly

TABLE OF CONTENTSSafety Information . . . . . . . . . . . . . . . . . . . . . . 1Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .

- 17 -ITEM PART NO. DESCRIPTION MM91 MM1211. 17108 MAIN SHAFT, MM121 118601MAIN SHAFT, MM9112. 17570 PADDLE ASM, END RIGHT (Includes 6-7,10-11,13-17)

- 18 -Hydraulic Components

- 19 -ITEM PART NO. DESCRIPTION QTY1. 08164 FILTER ELEMENT 12. 08168 HYDRAULIC FITTING, SAE-JIC ELBOW 13. 08213 HYDRAULIC FITTING, SAE-JIC STRAIGHT 24

- 20 -  Engine Assembly

- 21 -ITEM PART NO. DESCRIPTION MM91 MM1211. 01161 KEY, 1/4” SQUARE x 1-1/2” LONG 1 12. 08213 HYDRAULIC FITTING, SAE STRAIGHT 1 13. 09746 HYDRAULIC FI

- 22 -WARRANTYWHAT DOES THIS WARRANTY COVER? MBW, Incorporated (MBW) warrants each New Machine against defects in material and workmanship for a per

CALIFORNIA PROPOSITION 65 WARNINGEngine exhaust and some of its constituents are known in the state of California to cause cancer, birth defects, and

- 1 -SAFETY INFORMATIONIntroductionThis Safety Alert Symbol is used to call attentionto items or operations which may be dangerousto those operating o

- 2 -Before Towing:1. Check running gear and tow bar.2. Lock drum in tow position.3. Check tow pin for proper instal-lation and good condition.4. USE

- 3 -SPECIFICATIONSSpecifications subject to change without noticeMM91 MM121Batch Capacity 9 cu. ft. (0.26 cu. m.) 12 cu. ft. (0.34 cu. m.)Batch Size

- 4 -OPERATIONIntroductionMBW equipment is intended for use in very severeapplications. They are powered by reliable four cycleengines.This parts man

- 5 -WARNINGAlways stop engine before adding fuel.Stop engine before leaving mixer unattended forany amount of time.Stopping Motor1. Push motor lever

- 6 -MAINTENANCEWARNINGAlways exercise the stopping procedure beforeservicing or lubricating the unit.After servicing the unit, replace and fasten all