MULTIQUIP MC94PH8 Guide

OPERATION AND PARTS MANUAL

THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALLTIMES.

MODELS

MC94S

MC94P

CONCRETE MIXERS

Revision #9 (09/15/11)

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PAGE 2 —MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11)

Engine exhaust and some of

its constituents, and some dust created

of California to cause cancer, birth

defects and other reproductive harm.

by power sanding, sawing, grinding,

drillingandotherconstructionactivities

contains chemicals known to the State

Some examples of these chemicals are:

Leadfromlead-basedpaints.

Crystallinesilicafrombricks.

Cementandothermasonryproducts.

Arsenicandchromiumfromchemically

treatedlumber.

Your risk from these exposures varies,

dependingonhowoften youdothistype

of work. To reduce your exposure to

these chemicals: work in aALWAYS

well ventilated area, and work with

approved safety equipment, such as

dust masks that are specially designed

to filter out microscopic particles.

PROPOSITION 65 WARNING

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PAGE 4 —MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11)

MC94P/S CONCRETE MIXER — TABLE OF CONTENTS

Componet Drawings

Nameplate and Decals....................................... 34-35

Mixer Assembly (Steel Drum) ............................ 36-37

Mixer Assembly (Plastic Drum) .......................... 38-39

Main Frame Assembly ....................................... 40-41

Axle Assembly .................................................... 42-43

Cabinet Assembly .............................................. 44-45

Gas Engine Mounting Plate Asasembly............. 46-47

Electric Motor Mounting Plate Asasembly ......... 48-49

Specification and part number

are subject to change without

notice.

NOTE

MQ Multiquip MC94P/S

Concrete Mixers

Proposition 65 Warning ............................................. 2

Table Of Contents ..................................................... 4

Parts Ordering Procedures ....................................... 5

Specifications ............................................................ 6

Dimensions (Mixer) ................................................... 7

Safety Message Alert Symbols ................................. 8

Rules For Safe Operation .................................... 9-10

Operation and Safety Decals .................................. 11

General Information ................................................ 12

Mixer Basic Components ........................................ 13

Basic Engine Components ...................................... 14

Handwheel Assembly.............................................. 15

Towing Guidelines ................................................... 16

Safety Chain Connection ........................................ 17

Electric Motor ..................................................... 18-19

Pre-Inspection (Gasoline Engine) ........................... 20

Initial Start-up (Gasoline Engine) ............................ 21

Initial Start-up (Electric Motor) ................................ 22

Operation ................................................................ 23

Maintenance (Engine) ........................................ 24-25

Maintenance (Mixer) .......................................... 26-28

Troubleshooting (Engine) ........................................ 30

Troubleshooting (Engine/Mixer) .............................. 31

Explanation Of Code In Remarks Column .............. 32

Suggested Spare Parts ........................................... 33

HONDA GX240K1QA2 ENGINE

Air Cleaner Assembly......................................... 50-51

Camshaft Assembly ........................................... 52-53

Carburetor Assembly ......................................... 54-55

Control Assembly ............................................... 56-57

Crankcase Cover Assembly ............................... 58-59

Crankshaft Assembly ......................................... 60-61

Cylinder Barrel Assembly ................................... 62-63

Cylinder Head Assembly .................................... 64-65

Fan Cover Assembly .......................................... 66-67

Flywheel Assembly ............................................ 68-69

Muffler Assembly ............................................... 70-71

Fuel Tank Assembly ........................................... 72-73

Ignition Coil ........................................................ 74-75

Piston Assembly ................................................. 76-77

Recoil Starter ..................................................... 78-79

Label Assembly .................................................. 80-81

Terms and Conditions of Sale ................................. 82

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PAGE 6 —MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11)

MC94P/S CONCRETE MIXER — SPECIFICATIONS

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MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11) — PAGE 7

MC94P/S CONCRETE MIXER — DIMENSIONS (MIXER)

See Table 2 for mixer dimensions

Figure 1. Mixer Dimensions

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PAGE 8 —MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11)

Accidental Starting

ALWAYS place the circuit breaker or power

ON/OFF switch in the OFF position when the

pump is not in use.

Respiratory Hazard

ALWAYS wear approved respiratory

protection.

Equipment Damage Messages

Other important messages are provided throughout this manual

to help prevent damage to your mixer, other property, or the

surrounding environment.

ALWAYS wear approved eye and hearing

protection.

Sight and Hearing hazard

MC94P/S CONCRETE MIXER — SAFETY MESSAGE ALERT SYMBOLS

Safety precautions should be followed at all times when

operating this equipment. Failure to read and understand the

Safety Messages and Operating Instructions could result in

injury to yourself and others.

FOR YOUR SAFETY AND THE SAFETY OF OTHERS!

This Owner's Manual has been

developed to provide complete

instructions for the safe and efficient

operation of the Multiquip

Model

MC94P (Plastic) and MC94S

(Steel) Concrete Mixers.

Before using these mixers,

ensure that the operating

individual has read and

understands all instructions in

this manual.

SAFETY MESSAGE ALERT SYMBOLS

The three (3) Safety Messages shown below will inform you

about potential hazards that could injure you or others. The

Safety Messages specifically address the level of exposure to

the operator, and are preceded by one of three words: DANGER,

WARNING, or CAUTION.

DANGER: You WILL be KILLED or

SERIOUSLY injured if you do not follow

directions.

WARNING: You CAN be KILLED or

SERIOUSLY injured if you do not follow

directions.

CAUTION: You CAN be injured if you

do not follow directions.

HAZARD SYMBOLS

Potential hazards associated with the Multiquip MC94P/S

concrete mixers operation will be referenced with Hazard

Symbols which appear throughout this manual, and will be

referenced in conjunction with Safety Message Alert Symbols.

Rotating Parts

NEVER operate equipment with covers, or

guards removed. Keep fingers, hands, hair and

clothing away from all moving parts to prevent

injury.

NOTE

This mixer, other property, or the

surrounding environment could

be damaged if you do not follow

instructions.

NOTE

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MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11) — PAGE 9

MC94P/S CONCRETE MIXER — RULES FOR SAFE OPERATION

■

ALWAYS refuel in a well-ventilated area, away from sparks

and open flames.

■

ALWAYS use extreme caution when working with flammable

liquids. When refueling, stop the engine and allow it to cool.

DO NOT smoke around or near the machine. Fire or explosion

could result from fuel vapors, or if fuel is spilled on a hot

engine.

■

NEVER operate the mixer in an explosive

atmosphere or near combustible

materials. An explosion or fire could result

causing severe

bodily harm or even

death.

■

Topping-off to filler port is dangerous, as it tends to spill fuel.

■

Refer to the

Engine Owner's Manual

for engine technical

questions or information.

■

NEVER use accessories or attachments, which are not

recommended by Multiquip for this equipment. Damage to

the equipment and/or injury to user may result.

■

Manufacturer does not assume responsibility for any accident

due to equipment modifications.

■

NEVER touch the hot exhaust manifold,

muffler or cylinder.Allow these parts to

cool before servicing engine or mixer.

■

The engine of this mixer requires an adequate free flow of

cooling air.

NEVER!

operate the mixer in any enclosed or

narrow area where free flow of the air is restricted. If the air

flow is restricted it will cause

serious damage to the mixer

or engine and may cause

injury to people and property.

Remember the mixer's engine

(gasoline models only) gives

off DEADLY gases.

■

HighTemperatures – Allow the engine to cool before adding

fuel or performing service and maintenance functions. Contact

with

hot

components can cause serious burns.

DANGER:

Failure to follow instructions in this manual may

lead to serious injury or even death! This

equipment is to be operated by trained and

qualified personnel only! This equipment is for

industrial use only.

The following safety guidelines should always be used when

operating the Multiquip MC94P/S Concrete Mixers:

GENERAL SAFETY

■

DO NOT operate or service this equipment before

reading this entire manual.

■

This equipment should not be operated by

persons under 18 years of age.

■

NEVER operate this equipment without proper

protective clothing, shatterproof glasses, steel-

toed boots and other protective devices required

by the job.

■

NEVER operate this equipment when not feeling

well due to fatigue, illness or taking medicine.

■

NEVER operate this equipment under the

influence or drugs or alcohol.

■

Whenever necessary, replace nameplate, operation and

safety decals when they become difficult read.

■

ALWAYS check the machine for loosened threads or bolts

before starting.

■

ALWAYS wear proper respiratory (mask) hearing and eye

protection equipment when operating the mixer.

■

NEVER!

place hands inside the drum while the drum is

rotating.

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PAGE 10 —MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11)

■

In emergencies

always

know the location of the

nearest phone or

keep a phone on the job site

Also know the phone numbers of the nearest

ambulance

doctor

and

fire department

. This

information will be invaluable in the case of an

emergency.

■

NEVER disconnect any

"emergency or safety devices"

These devices are intended for operator safety. Disconnection

of these devices can cause severe injury, bodily harm or even

death! Disconnection of any of these devices will void all

warranties.

■

If mixer is equipped with an electric motor, operate electric

motor only at the specified voltage indicated on the nameplate.

■

Make sure the

OFF/ON

power switch on the electric motor is

always

in the

OFF

position before inserting the mixer's power

plug into an AC receptacle (electric model only).

Maintenance Safety

■

NEVER lubricate components or attempt service on a running

machine.

■

ALWAYS allow the machine a proper amount of time to cool

before servicing.

■

Keep the machinery in proper running condition.

■

Fix damage to the machine immediately and always replace

broken parts, or missing decals.

■

Dispose of hazardous waste properly. Examples of potentially

hazardous waste are used motor oil, fuel and fuel filters.

■

DO NOT use food or plastic containers to dispose of

hazardous waste.

■

DO NOT pour waste, oil or fuel directly onto the ground,

down a drain or into any water source.

Emergencies

■

ALWAYS know the location of the nearest

fire extinguisher

and first aid kit.

MC94P/S CONCRETE MIXER — RULES FOR SAFE OPERATION

■

NEVER run engine without air cleaner.Severe engine damage

may occur.

■

ALWAYS read, understand, and follow procedures in

Operator’s Manual before attempting to operate equipment.

■

ALWAYS be sure the operator is familiar with proper safety

precautions and operations techniques before using roller.

■

ALWAYS store equipment properly when it is not being used.

Equipment should be stored in a clean, dry location out of the

reach of children.

■

NEVER leave the mixer unattended, turn off engine or electric

motor when unattended.

■

CAUTION must always be observed while servicing this mixer.

Rotating parts can cause injury if contacted.

■

Unauthorized equipment modifications will void all

warranties.

■

Ensure that any extension cable is protected against damage

and not liable to be tripped over or trapped underneath the

mixer.

■

DO NOT allow extension cord to come into contact with water

or fluids.

■

DO NOT spray water onto electric motor.

■

This mixer is intended for the production of concrete. Mixer

must be used only for its intended purpose.

■

This mixer is not suitable for the mixing of

flammable

explosive

substances.

■

NEVER operate the mixer in an

explosive

atmosphere.

■

Before starting the mixer, check that all

guards

are in position

and correctly fitted.

■

Keep area around the mixer

clear of obstructions

which

could cause persons to fall onto

moving parts

■

ALWAYS ensure mixer is on level ground before mixing.

■

Become familiar with the controls of the mixer before

operating.

■

ALWAYS replace any worn or damaged warning decals.

■

Ensure the drum is

rotating

while filling and emptying the

drum.

■

ALWAYS disconnect AC power plug from power source

before moving mixer (electric model only).

■

High Temperatures – Always stop engine and allow the

engine to cool before adding fuel, oil or performing service

and maintenance functions. Contact with

hot

components

can cause serious burns.

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MC94P/S CONCRETE MIXERS — OPERATION AND PARTS MANUAL — REV. #9 (09/15/11) — PAGE 11

MC94P/S CONCRETE MIXER — OPERATION AND SAFETY DECALS

Machine Safety Decals

The Multiquip MC94P/S mixers are equipped with a number of safety decals (Figure 1A).These decals are provided for operator

safety and maintenance information. The illustration below and on the next page shows these decals as they appear on the

machine. Should any of these decals become unreadable, replacements can be obtained from your dealer.

Figure 1A. MC94P/S Mixer Decals

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