MBW MM90 User Manual

OPERATOR’S SAFETY

AND SERVICE MANUAL

MM60

MM80

MM90

This manual covers the following serial numbers and higher for each model listed:

MM60 . . . . . . . . . . . . . . . . . . . . 7011600 MM80 . . . . . . . . . . . . . . . . . . . . 7032000 MM90 . . . . . . . . . . . . . . . . . . . . 7051100

MORTAR & PLASTER MIXERS

MBW, Inc.	MBW (UK) Ltd.	MBW FRANCE S.A.R.L.
250 Hartford Rd • PO Box 440	Units 2 & 3 Cochrane Street	Z.A. d’Outreville
Slinger, WI 53086-0440	Bolton BL3 6BN, England	11 rue Jean Baptiste Néron,
Phone: [phone]	Phone: [phone]	60540 BORNEL
Fax: [phone]	Fax: [phone]	FRANCE
Email: [e-mail]		Phone: [phone]
		Fax: [phone]
Website: www.mbw.com
		Email: [e-mail]

L16746. 04.14.T

©MBW, Inc. 2005

Printed in the USA

TABLE OF CONTENTS

Safety Information . . . . . . . . . . . . . . . . . . . . . . 1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . 5

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Before Starting & Operating . . . . . . . . . . . . . . . . . . . . 6

Wiring Electric Motor. . . . . . . . . . . . . . . . . . . . . . . . . . 6

Starting Gas Engine . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Starting Electric Motor . . . . . . . . . . . . . . . . . . . . . . . . 6

Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Stopping Gas Engine . . . . . . . . . . . . . . . . . . . . . . . . . 6

Stopping Electric Motor. . . . . . . . . . . . . . . . . . . . . . . . 7

Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . 8

Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Engine Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Belt Guides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Greasing Wheel Bearings . . . . . . . . . . . . . . . . . . . . . 9

Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Engine Shroud Removal . . . . . . . . . . . . . . . . . . . . . 10

Engine Shroud Installation . . . . . . . . . . . . . . . . . . . . 10

Drum Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Drum Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Drum Bearing & Seals Replacement . . . . . . . . . . . . 11

Engine Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Engine Installation . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Parts Replacement Cycles and Tolerances . . . . . . . 12

Replacement Parts. . . . . . . . . . . . . . . . . . . . . 13

Drum Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Drivetrain Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 16

Electric Motor Drivetrain Assembly . . . . . . . . . . . . . 18

Idler Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Air Mixer Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . 22

Frame & Axle Assembly . . . . . . . . . . . . . . . . . . . . . . 24

Paddle Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

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.

SAFETY INFORMATION

Introduction

This Safety Alert Symbol is used to call attention to items or operations which may be dangerous to those operating or working with this equipment. The symbol can be found

throughout this manual and on the unit. Please read these warnings and cautions, along with all decals, carefully before attempting to operate the unit. Make sure every individual who operates or works with this equipment is familiar with all safety precautions.

WARNING

GENERAL WARNING. Indicates information important to the proper operation of the equipment. Failure to observe may result in damage to the equipment and/or severe bodily injury or death.

CAUTION

GENERAL CAUTION. Indicates information important to the proper operation of the equipment. Failure to observe may result in damage to the equipment.

Safety Precautions

LETHAL EXHAUST GAS: An internal combustion engine discharges carbon monoxide, a poisonous, odorless, invisible gas. Death or serious illness may result if inhaled. Operate only in an area with proper ventilation. NEVER OPERATE IN A CONFINED AREA!

DANGEROUS FUELS: Use extreme caution when storing, handling and using fuels, as they are highly volatile and explosive in vapor state. Do not add fuel while engine is running. Stop and cool the engine before adding fuel. DO NOT SMOKE!

SAFETY GUARDS: It is the owner's responsibility to ensure that all guards and shields are in place and in working order.

IGNITION SYSTEMS: Breakerless, magneto, and battery ignition systems can cause severe electrical shocks. Avoid contacting these units or their wiring.

SAFE DRESS: Do not wear loose clothing, rings, wristwatches, etc. near machinery.

NOISE PROTECTION: Wear OSHA specified hearing protection devices.

EYE PROTECTION: Wear OSHA specified eye shields, safety glasses, and sweat bands.

FOOT PROTECTION: Wear OSHA specified steel-tipped safety shoes.

HEAD PROTECTION: Wear OSHA specified safety helmets.

DUST PROTECTION: Wear OSHA specified dust mask or respirator.

OPERATOR: Keep children and bystanders off and away from the equipment.

REFERENCES: For details on safety rules and regulations in the United States, contact your local Occupational Safety and Health Administration (OSHA) office. Equipment operated in other countries must be operated and serviced in accordance and compliance with any and all safety requirements of that country. The publication of these safety precautions is done for your information. MBW does not by the publication of these precautions, imply or in any way represent that these are the sum of all dangers present near MBW equipment. If you are operating MBW equipment, it is your responsibility to insure that such operation is in full accordance with all applicable safety requirements and codes. All requirements of the United States Federal Occupational Safety and Health Administration Act must be met when operated in areas that are under the jurisdiction of that United States Department.

Safety Decals

Carefully read and follow all safety decals. Keep them in good condition. If decals become damaged, replace as required. If repainting the unit, replace all decals. Decals are available from authorized MBW distributors. Order the decal set listed on the following page(s).

- 1 -

CAUTION(PRECAUCIÓN)

Improper towing can lead to

damage or injury.

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 SAFETY CHAINS when towing.

MAXIMUM TOW SPEED: 50 mph

Un remolque incorrecto puede provocar daños

materiales o lesiones.

Antes del remolque:

1.Revise el funcionamiento de los engranajes y de la barra de remolque.

2.Bloquee el tambor en la posición de remolque.

3.Verifique que el pasador de remolque esté bien instalado y en buen estado.

4.USE CADENAS DE SEGURIDAD al

remolcar la máquina.

MÁX. VELOCIDAD DE REMOLQUE:

15072 80 KPH

15072

U.S. PATENT 6,695,467

17949

17949 - Not included with decal set

MIX

MEZCLA

IDLE

17129 RALENTÍ

17129

Safety Decals (Decal Set #15074)

CAUTION(PRECAUCIÓN)

Read the operating instructions before operating this piece of equipment.

Lea las Instrucciones Operativas antes de hacer funcionar esta parte del equipo.

Keep unauthorized, inexperienced, untrained people away from this equipment. Mantenga a las personas no autorizadas y sin entrenamiento alejadas de este equipo.

ROTATING AND MOVING PARTS! Make sure all guards and safety devices are in place.

¡HAY PIEZAS ROTATIVAS Y MÓVILES! Asegúrese de que todas las guardas y dispositivos de seguridad estén colocados en sus lugares.

DO NOT RUN this machine in an exnclosed area. The engine produces carbon monoxide, a POISONOUS gas.

NO HAGA FUNCIONAR esta máquina en una zona encerrada. El motor produce monóxido de carbono, un GAS VENENOSO.

SHUT OFF the engine before servicing, cleaning or adding fuel to engine or machine. STOP APAQUE el motor antes de hacerle el servicio, limiarlo o agregarle combustible.

Failure to comply could result in serious bodily injury

El no cumplir con estas instrucciones puede producir como resultado lesiones corporales graves. 15070

15070

01554 - Not included with decal set

- 2 -

WARNING

ADVERTENCIA

12500	ENGINE EXHAUST IS HAZARDOUS IF INHALED
	EL GAS DEL ESCAPE DEL MOTOR ES
	USE ONLY IN A WELL VENTILATED AREA

PELIGROSO SI SE INHALA

USE LA MÁQUINA SÓLO EN UNA ZONA BIEN

VENTILADA

15076

15076

WARNING

ADVERTENCIA

MOVING PARTS CAN CRUSH AND CUT

KEEP HANDS CLEAR!

SHUT OFF ENGINE OR MOTOR

BEFORE SERVICING.

LAS PIEZAS MÓVILES PUEDEN IMPACTAR Y CORTAR

¡MANTENGA ALEJADAS SUS MANOS!

APAGUE EL MOTOR ANTES DEL SERVICIO.

15069

15069

01554 - Not included with decal set

Safety Decals (Decal Set #15074)

- 3 -

12573

WARNING

OPERATION OF THIS EQUIPMENT MAY CREATE SPARKS THAT CAN START FIRES AROUND DRY VEGETATION. A SPARK ARRESTER MAY BE REQUIRED. THE OPERATOR SHOULD CONTACT LOCAL FIRE AGENCIES FOR LAWS OR REGULATIONS

RELATING TO FIRE PREVENTION

19791

19791

PUSH

TO

STOP

PULSEPARA DETENER

16546

16546

Safety Decals (Decal Set #15074)

MIXER(MEZCLADORA)

OPERATING INSTRUCTIONS

INSTRUCCIONES DE OPERACIÓN

1.Check oil in engine crankcase.

2.MAKE SURE grid is CLOSED before starting and during operation.

3.Place engage lever in IDLE position before starting engine.

4.Open fuel valve.

5.Close choke on engine. A warm engine may not need to be choked.

6.Open throttle to FAST position.

7.Pull starter rope.

8.After starting, turn choke off, let engine warm up at idle.

9.Open throttle to FAST position, CLOSE SHROUD! Place engagement lever in MIX position, charge mixer.

10.TO STOP: Place engagement lever in IDLE position, return throttle to idle, close fuel valve, press stop button.

11.Before towing, check that drum is locked in towing position, and tow pin is properly installed and in good condition.

1.Revise el aceite en el cárter del motor.

2.CERCIÓRESE de que la rejilla esté CERRADA antes del arranque y durante la operación.

3.Coloque la palanca de engranaje en la posición de RALENTÍ antes de arrancar el motor.

4.Abra la válvula de combustible.

5.Cierre el estrangulador del motor. Si el motor está tibio, puede que no requiera estrangulamiento.

6.Abra el acelerador a la posición RÁPIDA .

7.Tire de la cuerda de arranque.

8.Tras el arranque, apague el estrangulador y deje que el motor se caliente en ralentí.

9.Abra el acelerador y póngalo en la posición RÁPIDA , ¡CIERRE LA CUBIERTA! Coloque la palanca de engranaje en la posición de MEZCLA , cargue la mezcladora.

10.PARA DETENERLA: Coloque la palanca de engranaje en la posición RALENTÍ , vuelva el acelerador a ralentí, cierre la válvula de combustible y pulse el botón de parada.

11.Antes del remolque, verifique que el tambor esté bloqueado en la posición de remolque, y que el perno esté correctamente instalado y en buen estado.

MAXIMUM TOW SPEED: 50 MPH

15071 MÁX. VELOCIDAD DE REMOLQUE: 80 KPH

15071

- 4 -

SPECIFICATIONS

	MM60		MM90
	MM60	MM80		MM90
Batch Capacity	6 cu. ft (.17 cu. m)	8 cu. ft (0.23 cu. m)		9 cu. ft (0.26 cu. m)
Batch Size	2 bags	2.5 - 3 bags		3 - 3.5 bags
Gas Engines	Honda GX160	Honda GX240		Honda GX240
	Honda GX240
Engine Speed	3500 rpm	3300 rpm		3300 rpm
Drivetrain	V-belts to Gears	V-belts to Gears		V-belts to Gears
Electric Motors	Baldor 1.5 hp (1-phase)	Baldor 2 hp (1-phase)		Baldor 3 hp (1-phase)
Motor Draw	115V - 18A	230V - 14A		230V - 15.5A
	230V - 9A
Motor Speed	1725 rpm	1725 rpm		1725 rpm
Drivetrain	Chain to V-belts to Gears	Chain to V-belts to Gears		Chain to V-belts to Gears
Axle	46” Solid Axle	46” Solid Axle		46” Solid Axle
Wheels	4.80 x 12	ST175/80D13		ST175/80D13
	High-Speed	High-Speed		High-Speed
Size - W x L x H	46 x 64 x 56 in	46 x 67 x 57 in		46 x 71 x 57 in
	(117 x 163 x 142 cm)	(117 x 170 x 145 cm)		(117 x 180 x 145 cm)
Weight	650 lbs (295 kg)	715 lbs (324 kg)		730 lbs (331 kg)
Charging Height	47 in (119 cm)	49 in (124 cm)		49 in (124 cm)

Specifications subject to change without notice

- 5 -

OPERATION

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.

This parts manual contains only standard parts. Variations of these parts as well as other special parts are not included. Contact your local MBW distributor for assistance in identifying parts not included in this manual.

3.Pull out the stop switch on the engine shroud.

4.Move the engine throttle lever to the “FAST” position.

5.Choke the engine if necessary. (You may not need to choke a warm engine).

6.Pull the starter rope repeatedly until engine starts.

7.Move choke lever to open position and throttle lever to the “IDLE” position

8.Allow engine to warm up for one or two minutes.

Before Starting & Operating

•REMEMBER! It is the owner’s responsibility to communicate information on the safe use and proper operation of this unit to the operators.

•Review ALL of the Safety Precautions listed on page 1 of this manual.

•Familiarize yourself with the operation of the machine and confirm that all controls function properly.

•Know how to STOP the machine in case of an emergency.

•Make sure hands, feet, and clothing are at a safe distance from any moving parts.

•OIL LEVEL - Check the oil level in the engine. For more information see “Lubrication” under the respective engine’s “Owners Manual” or the Maintenance section of this manual.

•AIR CLEANER - Check to ensure element is in good condition and properly installed.

•FUEL SUPPLY - The engines on MBW equipment require an automotive grade of clean, fresh, unleaded gasoline.

•FUEL FILTER - If clogged or damaged, replace.

Wiring Electric Motor

All electric motors come with a 12” pigtail which must be wired with a plug for your application.

Starting Electric Motor

1.Move mixer engagement lever to “IDLE” position.

2.Plug the motor into a suitable power source.

3.Move the switch on the motor to the “ON” position.

Operating

1.Close the engine shroud.

WARNING

Do not operate the mixer with the shroud open.

2.Move engagement lever to the “MIX” position.

3.Add half of the required amount of sand and water for the batch to be mixed.

4.Add the total required amount of mortar mix.

5.Add the remaining amounts of sand and water and allow time to mix properly.

6.Unlock the drum by rotating the locking bar out of engagement with the frame.

7.Tip the drum forward to discharge the batch.

8.Return drum to mixing position and check that it is locked in place.

9.If another batch is to be mixed, add water for the next batch.

CAUTION

Always clean the drum after each day’s operation. See Cleaning, page 8.

WARNING

Wiring must be done by certified electrician.

Starting Gas Engine

1.Move mixer engagement lever to “IDLE” position.

2.Open the fuel valve.

Stopping Gas Engine

1.Move mixer engagement lever to the “IDLE” position.

2.Whenever possible it is recommended to let the engine idle before stopping.

3.Push in the engine stop switch on the engine shroud.

- 6 -

4.Close the fuel valve.

Stopping Electric Motor

1.Move mixer engagement lever to the “IDLE” position.

2.Move the switch on the motor to the “OFF” position.

WARNING

Always STOP the engine before adding fuel.

Always STOP the engine or motor before leaving the equipment unattended for any amount of time.

Always STOP the engine or motor and disconnect spark plug wire or power cord before making any repairs or adjustments to the machine.

Towing

1.Stop the engine or electric motor.

2.Close and latch the engine shroud.

3.Rotate the drum into the locked position, and check that it is locked in place.

4.Secure the mixer hitch and safety chains to the vehicle.

WARNING

Always check that axle, front leg, and tow bar hardware is tight before towing.

Make sure safety bolt is in place.

Check the condition of the pin on the tow bar and make sure it is secure.

Remove any loose debris from the mixer before towing on roads.

Check that safety chains cross each other when attached.

MAXIMUM TOW SPEED: 50 mph

- 7 -