MULTIQUIP CA4HM User manual

OPERATION MANUAL
P/N 21518
THIS MANUAL MUST ACCOMPANY
THE EQUIPMENT AT ALLTIMES.
Revision #2 (09/08/04)
KOHLER 27 HP
KOHLER 28 HP EFI
SERIES
MODEL CA4HMMODEL CA4HM
MODEL CA4HMMODEL CA4HM
MODEL CA4HM
WALK-BEHIND TROWEL
(HONDA GASOLINE ENGINE)
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PAGE 4 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL—TABLE OF CONTENTS
Specifications and part
numbers are subject to
change without notice.
NOTE
MQ WHITEMAN CA4HM
WALK-BEHIND TROWEL
Here's How To Get Help............................................ 3
Table Of Contents ..................................................... 4
Dimensions ............................................................... 5
Specifications ............................................................ 6
Training Checklist ...................................................... 8
Daily Pre-Operation Checklist................................... 9
Safety Message Alert Symbols..........................10-11
Rules For Safe Operation ..................................12-13
Operation And Safety Decals..................................14
General Information................................................ 15
Controls and Components ...................................... 16
Basic Engine ........................................................... 17
Assembly................................................................. 18
Pre-Inspection....................................................19-20
Initial Start-Up ....................................................21-22
Operation ...........................................................23-24
Options.................................................................... 25
Maintenance ......................................................26-31
Troubleshooting (Trowel) ...................................33-34
Troubleshooting (Engine)........................................ 35
Terms and Condition Of Sale —Parts .................... 37
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 5
D
A
B
C
CA4HMTROWEL— DIMENSIONS
Figure 1. CA4HM Trowel Dimensions
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PAGE 6 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL— SPECIFICATIONS
2. Sound pressure isa weighted measure.It ismeasured at
theoperator's ear positionwhile the walk-behindtrowel is
operatingat full throttleonconcreteinamannermost often
experiencedin “
normal ”circumstances. Sound pressure
mayvary depending uponthecondition of theconcrete.
1. The vibration level indicated is the maximum RMS (Root
Mean Square) value obtained at the handle grip while
operating the walk-behind trowel at full throttle on steel
platewith blades partiallypitched.
NOTE:
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PAGE 8 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
TRAINING CHECKLIST
This checklist will lists some of the minimum requirements for
machinemaintenanceandoperation.Pleasefeelfreetodetach
itandmakecopies.Usethischecklist whenever a new operator
istobetrainedoritcanbeusedasareviewformoreexperienced
operator’s.
Operator _________________________________________ Trainee __________________________________________
COMMENTS:
CA4HMTROWEL—TRAINING CHECKLIST
TSILKCEHCGNINIART
.ON NOITPIRCSED ?KO ETAD
1 .yletelpmoclaunaMs’rotarepOdaeR
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 9
DAILY PRE-OPERATION CHECKLIST
COMMENTS:
CA4HMTROWEL— DAILY PRE-OPERATION CHECKLIST
TSILKCEHCNOITAREPO-ERPYLIAD
1
.leveLliOenignE
2
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PAGE 10 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL— SAFETY MESSAGE ALERT SYMBOLS
Safetyprecautionsshould be followed at all times when operating
this equipment. Failure to read and understand and comply with
the Safety Messages and Operating Instructions could result in
injury to yourself and others.
FORYOUR SAFETY ANDTHE SAFETY OF OTHERS!
This Owner's Manual has been
developed to provide complete
instructions for the safe and
efficient operation of the MQ
Whiteman CA4HM TROWEL.
For engine maintenance
information, please refer to the
engine manufacturer's
instructions for data relative to its
safe operation.
Before using this WALK-BEHIND TROWEL, ensure that the
operating individual has read, understands, and complies
with all instructions in this manual.
HAZARD SYMBOLS
Engine exhaust gases contain poisonous
carbon monoxide. This gas is colorless and
odorless, and can cause death if inhaled.
NEVER operate this equipment in a confined
area or enclosed structure that does not
provide ample free flow air.
Gasoline is extremely flammable, and its
vapors can cause an explosion if ignited. DO
NOT start the engine near spilled fuel or
combustible fluids. DO NOT fill the fuel tank
while the engine is running or hot. DO NOT
overfill tank, since spilled fuel could ignite if it
comes into contact with hot engine parts or
sparks from the ignition system. Store fuel in
approved containers, in well-ventilated areas
and away from sparks and flames. NEVER
use fuel as a cleaning agent.
Burn Hazards
Enginecomponents cangenerate extremeheat.
To prevent burns, DO NOT touch these areas
while the engine is running or immediately after
operations. NEVER operate the engine with
heat shields or heat guards removed.
Rotating Parts
NEVER operate equipment with covers, or
guards removed. Keep
fingers, hands , hair
and clothing away from all moving parts to
prevent injury.
Explosive Fuel
Lethal Exhaust Gases
NOTE
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
theoperator,andarepreceded byoneofthree words: DANGER,
WARNING, or CAUTION.
You WILL be
KILLED or SERIOUSLY INJURED
if you DO NOT follow these directions.
You CAN be KILLED or
SERIOUSLY INJURED if
you DO NOT follow these directions.
You CAN be
INJURED if you DO NOT follow
these directions.
CAUTICAUTI
CAUTICAUTI
CAUTION
DANGERDANGER
DANGERDANGER
DANGER
WARNINGWARNING
WARNINGWARNING
WARNING
Potential hazards associated with trowel operation will be
referencedwith Hazard Symbolswhichappear throughoutthis
manual, and will be referenced in conjunction with Safety
MessageAlertSymbols.
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 11
Accidental Starting
ALWAYS place the engine ON/OFF
switch in the OFF position, when the
trowel is not in use.
Over Speed Conditions
NEVER tamperwiththefactorysettingsofthe
engine governor or settings. Personal injury
and damage to the engine or equipment can
result if operating in speed ranges above
maximum allowable.
Respiratory Hazard
ALWAYS wear approved respiratory protection.
ALWAYS wear approved eye and hearing
protection.
Sight and Hearing hazard
Equipment Damage Messages
Other important messages are provided throughout this manual
to help prevent damage to your trowel, other property, or the
surrounding environment.
CA4HMTROWEL— SAFETY MESSAGE ALERT SYMBOLS
This walk-behind trowel, other property, or the
surrounding environment could be damaged
if you do not follow instructions.
CAUTICAUTI
CAUTICAUTI
CAUTION
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PAGE 12 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL — RULES FOR SAFE OPERATION
The following safety guidelines should always be used when
operatingtheCA4HM.
SAFETY
■ DONOT operateorservicethisequipment
before reading this entire manual. The
manualmustbekeptavailableandaccessible
totheoperator.
■ Thisequipmentshouldnotbeoperatedbypersonsunderthe
minimumstatutoryagelimit.
■ ALWAYS useextremecautionwhenworkingwith flammable
liquids.Whenrefueling,STOPthe engine andallow it to cool.
■ NEVERtouchthehotexhaustmanifold,muffler
or cylinder. Allow these parts to cool before
servicingthetrowel.
■ The engine of this trowel requires an adequate free flow of
cooling air. NEVER operate the trowel in any enclosed or
narrowareawherefreeflow
of the air is restricted. If the
air flow is restricted it will
cause serious damage to
the engine and may cause
injurytopeople.Remember
the engine gives off
DEADLY carbonmonoxide
gas.
■ HighTemperatures – Allowtheenginetocoolbefore adding
fuelorperformingserviceandmaintenancefunctions.Contact
with
hot! components can causeseriousburns.
■ ALWAYS refuel in a well-ventilated area, away from sparks
andopen flames.
RULES FOR SAFE OPERATION
■ ALWAYS check the trowel for loosened hardware such as
nutsandbolts before starting.
■ Replace nameplate, operation and safety decals when they
becomedifficulttoread.
■ NEVER use accessories or attachments which are not
recommended by Multiquip for this equipment. Damage to
theequipment and/or injurytouser may result.
■ Manufacturerdoes notassumeresponsibilityforanyaccident
due to equipment modifications. Unauthorized equipment
modification will void all warranties. Any modification which
could lead to a change in the original characteristics of the
machineshouldbemadeonlyby the manufacturer who shall
confirm that the machine is in conformity with appropriate
safetyregulations.
WARNINGWARNING
WARNINGWARNING
WARNING
Failuretofollowinstructionsinthismanualmayleadtoserious
injury or even death! This equipment is to be operated by
trained and qualified personnel only! This equipment is for
industrial useonly.
■ NEVER smoke aroundornearthemachine.
Fire or explosion could result from
fuel
vapors
, or if fuel is spilled on a hot! engine.
■ Topping-offtofiller port is dangerous,as ittends to spillfuel.
■ NEVER usefuel as acleaning agent.
■ NEVER operate this equipment when not feeling well due to
fatigue, illnessor takingmedicine.
■ NEVER operate the trowel under the influence or drugs or
alcohol.
■ NEVERoperatethetrowelwithout proper protectiveclothing,
shatterproof glasses, steel-toed boots and other protective
devicesrequired for thejob.
■ NEVER use this machine for any purpose other than those
describedinthismanual.
■ NEVER operate the trowel in an
explosive atmosphere where fumes
are present, or near combustible
materials. An explosion or fire could
result in severe
bodily harm or even
death.
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 13
■ NEVER Run engine without air filter.Severe engine damage
may occur. Service air filter frequently to prevent carburetor
malfunction.
■ NEVER place your feet or hands inside the guard rings
whilestarting or operatingthis equipment.
■ AVOID wearing jewelryorloosefittingclothingthatmaysnag
on the controls or moving parts as this can cause a serious
injury.
■ ALWAYS keep clear of rotating or moving parts while
operatingthetrowel.
■ Moving Parts – Shut down the engine before performing
serviceor maintenance functions. Contactwithmovingparts
cancause serious injury.
■ ALWAYS checktomakesurethatthe operatingareais clear
beforestartingthe engine.
■ NEVER leave the machine unattended while running.
■ ALWAYS be sure the operator is familiar with proper safety
precautions and operations techniques before using trowel.
■ ALWAYS keep the work area well organized.
■ ALWAYS clear the work area of any debris, tools, etc. that
would constitute a hazard while the trowel is in operation.
■ ALWAYS know the locationof
thenearest
fire extinguisher .
CA4HMTROWEL — RULES FOR SAFE OPERATION
■ ALWAYS know the location of the
nearest
first aid kit .
■ 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 is invaluable in the case of an
emergencyandcouldkeepaserioussituationfrom
becominga tragicone.
Maintenance Safety
■ NEVERlubricatecomponentsorattemptserviceonarunning
trowel.
■ ALWAYS allow the trowel a proper amount of time to cool
beforeservicing.
■ Keepthe trowelin proper runningcondition.
■ Fix damage to the trowel immediately and always replace
brokenparts.
■ Disposeofhazardouswasteproperly.Examplesofpotentially
hazardouswaste are usedmotor oil, fuelandfuel filters.
■ DO NOT use food or plastic containers to dispose of
hazardouswaste.
■ ALWAYS shutdown engine before transporting.
■ Tightenfueltankcapsecurelyandclosefuelcocktoprevent
fuelfrom spilling.
■ Drain fuel when transporting trowel over long distances or
badroads.
Transporting
■ 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.
■ No one other than the operator is to be in the working area
whenthe trowelis inoperation.
■ Always observe all applicable compulsory regulations
relevanttoenvironmentalprotection,especially,fuel storage,
the handling of hazardous substances, and the wearing of
protective clothing and equipment. Instruct the user as
necessary, or, as the user, request this information and
training.
Emergencies
■ When placing the trowel inside a truck-bed for transport,
alwaystie-downthetrowel.
■ ALWAYS use proper lifting techniques when moving the
trowel.
ALWAYS check to make sure that the operating area is
clearbefore starting the engine.
WARNINGWARNING
WARNINGWARNING
WARNING
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PAGE 14 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL— OPERATION AND SAFETY DECALS
OPERATION AND SAFETY DECALS
The CA4HM walk-behind trowel is equipped with a number of operation, safety and maintenance decals. Should any of these
decals become unreadable,replacementscanbe obtainedfromyourdealer.
P/N 2942 WHITE TEXT 13”
ATTENTION
PUSH PITCH CONTROL TO
FULL FORWARD POSITION
BEFORE FOLDING HANDLE
P/N 10732 (WHITE TEXT)
P/N: 11246
P/N: 13118
P/N 35137
To avoid injury,
you MUST read
and understand
operator’s manual
before using this
machine.
Ask for training
as needed.
This machine to
be operated by
qualified
personnel only.
P/N 35137
WARNING
MODEL
SERIAL NO.
CONTACT
SERVICE
DEPARTMENT
P/N 35168
P/N 11092
WARNING
ROTATING BLADE
HAZARD
Keep hands
and feet clear
of guard rings.
Stop engine
before servicing.
P/N 35168
P/N 35168
CHECK
GEAR DRIVE
GEAR DRIVE
CHECK
HOT
BELT DRIVE CLOCKWISE
COUNTER
CLOCKWISE
LUBRICATION
LUBRICATION
LIFTING POINTLIFTING POINT
LUBRICATION
LUBRICATION
36099
35438
20816
21302
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 15
CA4HMTROWEL— GENERAL INFORMATION
CA4HM Trowel Familiarization
This walk-behind trowel is designed for the
floating and
finishing ofconcrete slabs.
Take a walk around the trowel. Take notice of all the major
components(seeFigure2)liketheengine,blades,QuickPitch™
handle, clutch lever, etc. Check that there is always oil in the
engine.
Read allthesafetyinstructions carefully.Safetyinstructions will
be found throughout this manual and on the trowel. Keep all
safetyinformationingood,readablecondition.Operatorsshould
bewelltrained on theoperationandmaintenance of thetrowel.
Beforeusingyour trowel,testiton aflatwatereddownsectionof
finishedconcrete that isfreeof any debrisand other objects.
Thistrialtestrunwillincrease yourconfidenceinusingthetrowel
and at the same time it will familiarize you with the trowel’s
controls.Inadditionyouwillunderstandhowthetrowel handles
underactual conditions.
Engine
This trowel is available with an 4 HP
HONDA gasoline engine.
Refer to the engine owner’s manual for instructions regarding
theoperation and maintenanceof your engine.Please contact
your nearest Multiquip Dealer for a replacement should the
originalmanual disappearor otherwise becomeunusable.
Training
For proper training, please use the “TRAINING CHECKLIST”
located in the front of this manual (Page 8).This checklist will
provideanoutlineforanexperiencedoperatortoprovidetraining
toa new operator
Blades
Theblades ofthe trowel finishthe concrete as they arerotated
around the surface.This trowel comes equipped with four
combination (8 in./203mm wide) blades per rotor equally
spaced in a radial pattern and attached to vertical rotating
shaft by means of a
spider assembly.
Manual Clutch
In the event of a trowel runaway condition (operator releases
the handle), a
manual clutch will stop the engine and bring
the trowel to a halt.
Drive System
Power is transferred from the engine to the gearbox input shaft
via a V-belt pulley drive system. The pulley engages using a
manualclutch.SeeParts section of thismanual.
Gearbox
The
gearbox is located beneath theengineandtransferspower
tothe
spider assembly.Thegearboxcontrolstherotationalspeed
ofthetrowel and isequippedwith two shafts (inputandoutput).
Guard Ring
This unit is equipped with a special rotating guard ring. It is
designed to allow the operator to run the machine alongside
walls,pipes,and obstructions without marringthesurface.
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
NEVER attempt to lift the trowel by yourself.ALWAYS get
theassistance of anotherpersonto helpliftthe trowel .
Operate the CA4HM Trowel, tools and components in
accordance with the manufacturer's instructions. Use of any
other tools for stated operation is considered contrary to
designateduse. Theriskof such uselies entirely withtheuser.
Themanufacturercannotbe held liable fordamagesasaresult
ofmisuse.
Intended Use Spider
The vertical output shaft of the gearbox connects to a cast hub
called the
spider .The spider has 4 arms that extend outward
that are used for attachment of blades or other accessories.
Rememberasthegearboxoutputshaftrotatessodoesthespider
assembly.
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PAGE 16 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL— CONTROLS AND COMPONENTS
Figures2showsthelocationofthebasiccontrolsorcomponents,
for the
CA4HMTROWEL .Listedbelowis abrief explanation of
eachcontrol or component
1. Quick Pitch™ Control Handle – To adjust the pitch of
theblades,graspthehandlethensqueezeandeithermove
the handle forward or backward to achieve the desired
bladepitch.
2. ThrottleControl Lever – Controlsthespeedoftheengine.
Move the hand lever towards the operator to increase
enginespeed (high),away from theoperator todecrease
enginespeed (low).
3. HandGrip/Handle Bar – Whenoperatingthetrowel,place
bothhands on eachgripto maneuverthetrowel. Replace
handgrips when theybecome wornor damaged.
4. Clutch Lever -Clutch engagementlever.Whenthis lever
is engaged, the blades will begin to rotate.
5. Clutch Lever Retainer- Assists the operator in holding
downtheclutch lever.
7. TrowelArm– NEVERoperatethetrowelwithabent,broken
oroutofadjustmenttrowelarm.Ifthebladesshowuneven
wearpatternsor some blades wearoutfasterthan others,
thetrowel arm mayneed to bereplaced.
8. Blades –This trowelis equipped with specialcombination
blades. Designedspecifically foredging. Inaddition float
discscanbe attached tothetrowelarms that willallow the
troweltofloat on "
wet "concrete.
9. V-Belt Cover – Removethiscovertogain access totheV-
belt.NEVER operatethe trowel withthis coverremoved.
10. T-Handle Release Knob – Turn this handle counter-
clockwise to release the upper handle and place in either
down position or operate position.Turn handle clockwise
to lock upper handle in place.
11. Engine– ThistrowelusesaHonda GX1204H.P.gasoline
engine.
7
1
45
6
8
3
9
2
10
11
Figure 2. Controls and Components
6. Rotating Guard Ring- NEVER put hands or feet inside
guardring. NEVER attempt to llifttrowelbytheguard ring.
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 17
Figure 3. Honda GX120K1QX2 Engine Controls and Components
INITIALSERVICING
Theengine (Figure 3)must bechecked for properlubrication and
filledwithfuelpriortooperation. Refertothemanufacturer'sengine
manual for instructions & details of operation and servicing.The
engine shown above is a HONDA engine, operation for other
typesofenginesmayvarysomewhat.
1. Fuel Filler Cap – Remove this cap to add unleaded
gasoline to the fuel tank. Make sure cap is tightened
securely.DO NOT over fill.
DANGER
CA4HMTROWEL— BASIC ENGINE
2. Throttle Lever – Usedtoadjustengine RPM speed (lever
advanced forward
SLOW , lever back toward operator
FAST ).
3. Engine ON/OFF Switch –
ON position permits engine
starting,
OFF position stops engineoperation.
4. Recoil Starter (pull rope) – Manual-starting method. Pull
thestarter grip untilresistance isfelt,then pullbrisklyand
smoothly.
7. Air Cleaner – Prevents dirtand otherdebris fromentering
the fuel system. Remove wing-nut on top of air filter
cannistertogain access tofilterelement.
Operating the engine without an air
filter, with a damaged air filter, or a
filter in need of replacement will
allowdirttoentertheengine,causing
rapid engine wear.
11. Oil Drain Plug – Removethis plugto remove oil from the
engine'scrankcase.
12. Dipstick/Oil Filler Cap – Removethis cap todetermineif
the engine oil is low. Add oil through this filler port as
recommended inTable 3.
6. Choke Lever – Usedin the startingof a coldengine, or in
cold weather conditions. The choke enriches the fuel
mixture.
10. Fuel Tank – Holds unleaded gasoline. For additional
informationreferto engine owner'smanual.
9. Muffler – Usedto reducenoiseand emissions.
8. Spark Plug – Provides spark to the ignition system. Set
spark plug gap according to engine manufacturer's
instructions. Cleanspark plug onceaweek.
NOTE
Adding fuel to the tank should be done only
when the engine is stopped and has had an
opportunitytocooldown. Intheeventofafuel
spill,DO NOT attempttostarttheengineuntil
the fuel residue has been completely wiped
up,andtheareasurroundingtheengineisdry.
5. FuelValve Lever – OPEN to let fuel flow, CLOSE to stop
theflowof fuel.
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PAGE 18 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
FOLDED
POSITION
OPERATIONAL
POSITION
Quick Pitch Handle
should be forward
when handle is in
folded position.
T-HANDLE
KNOB
UPPER
HANDLE
CA4HMTROWEL — ASSEMBLY
Quick Pitch™Handle Assembly
TheCA4HMTROWEL isequipped witha foldingupper handle
(Figure 4). It was assembled at the factory and shipped in its
folded or stow position. You will need to unfold and adjust the
trowelhandle to theupright positionprior to operation.
Considerable force may be
required when moving the
Quick Pitch™handleforward
orbackward.
Unfolding theTrowel for Operation
1. Make sure that the Quick Pitch™
handle has been
attachedtotheupperhandlebarandthepitchcontrolcable
hasslack. Removethe
T-handle knob fromtheswingbolt
on the top side of the upper handle bar, by rotating the
knobcounter-clockwise. MovetheQuick Pitch™
handle
toward's the operator's position and unfold the upper
handlebarawayfromtheengineintothe
upright position.
Re-inserttheswingboltso that itfits throughthe slotin the
hinge plate. Turn the T-handle knob counter-clockwise
securely to hold upper handle bar in place.
Figure 4. Trowel Folded and Operational Positions
NOTE
DO NOT operateunlessT-HandleKnob is securelyinplace.
2. When foldingthehandleassembly,rememberto move the
Quick Pitch™handle forward first to avoid stretching
thethrottlecable.
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 19
ALWAYS wear approved eye and
hearingprotectionbeforeoperatingthe
trowel.
NEVER place hands or feet inside the
guardrings whilethe engine isrunning.
ALWAYS shut the engine down before
performing any kind of maintenance
serviceon the trowel.
CA4HMTROWEL— PRE-INSPECTION
Figure 5. Engine Oil Dipstick (Removal)
3. Insertandremovethedipstickwithoutscrewingitintothefiller
neck.Check theoillevelshownonthe dipstick.
4. Ifthe oil level islow(Figure6),fill to the edgeof theoilfiller
holewiththerecommendedoiltype(Table3).Maximum oil
capacityis0.48quarts(.45liters).
Referencemanufacturerengine
manual for specific servicing
instructions.
Figure 6. Engine Oil Dipstick (Oil Level)
Before Starting
1. Read safety instructionsatthe beginningofmanual.
2. Clean the trowel, removing dirt and dust, particularly the
engine cooling air inlet, carburetor and air cleaner.
3. Checktheairfilterfordirtanddust. Ifairfilterisdirty,replace
air filter with a new one as required.
4. Check carburetor forexternaldirtand dust. Clean withdry
compressedair.
5. Check fastening nutsandboltsfor tightness.
Engine Oil Check
1. To check the engine oil level, place the trowel on secure
levelground withthe enginestopped.
2. Remove the filler dipstick from the engine oil filler hole
(Figure 5) and wipe clean.
NOTE
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
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PAGE 20 — CA4HM WALK-BEHIND TROWEL— OPERATION MANUAL — REV. #2 (09/06/04)
CA4HMTROWEL— PRE-INSPECTION
Fuel Check
V-Belt Check
AwornordamagedV-belt can adverselyaffecttheperformance
ofthetrowel.IfaV-belt is defectiveorwornsimplyreplacetheV-
beltas outlined inthe maintenance sectionof thismanual.
Belt Guard Check
Checkfor damage, looseormissing hardware.
Blade Check
Checkforwornordamagedblades.Checktoseeifonebladeis
wornoutwhiletheotherslooknew.Ifthisisthe case there could
be a blade pitch problem. Refer to the maintenance section of
thismanualfor blade pitchadjustmentprocedure. Replace any
wornblades.
Hand Clutch
This finisher model is equipped with a
hand operated clutch .
The unit automatically stops rotating when the clutch lever is
released.Clutchoperationshouldbetestedeachtimethemachine
isstarted.
DONOTletthemachinesitunusedwiththeengineathighspeed
foranextendedperiodoftime.Itwillcauseprematurebeltwear
ormaydestroythebelt.Alwayssettheenginespeedtoidlewhen
thehandclutchisdisengaged.
1. Removethe gasoline caplocated ontopoffueltank.
2. Visuallyinspecttoseeiffuellevelislow.Iffuelislow,replenish
withunleaded fuel.
3. When refueling, be sure to use a strainer for filtration. DO
NOT top-offfuel.Wipe up anyspilledfuel.
2. If lubrication oil begins to seep out as the drain plug is
being removed, then it can be assumed that the gearbox
hasa sufficient amountofoil.
3. If lubrication oil does not seep out as the drain plug is
beingremoved, fill with type ISO 680(P/N 10139) gearbox
lubricant oil until the oil filler hole overflows.
Figure 7. Gearbox
Gearbox Oil
1. Determine if the
gearbox oil is low by removing the oil
plug located on the side of the gearbox.This plug will be
marked by the "
check " decal. See Figure 7.The correct
levelof the lubricationoilshould be tothebottom of thefill
plug.
NEVER attempt to override the manual clutch by using
tapeorothermeanstoholddowntheclutchlever.Doingso
maycauseSEVERE INJURY.
DANGERDANGER
DANGERDANGER
DANGER
EXPLOSIVEFUEL!
Motorfuels are highlyflammable andcan
be dangerous if mishandled. DO NOT
smokewhile refueling. DONOTattemptto
refuel the trowel if the engine is
hot! or
running .
WARNINGWARNING
WARNINGWARNING
WARNING
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
Disconnect the spark plug wire from the spark plug and
secure away from the engine before performing
maintenanceoradjustments on themachine.
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CA4HM WALK-BEHIND TROWEL — OPERATION MANUAL — REV. #2 (09/06/04) — PAGE 21
3. Placethe chokelever (Figure10)inthe" CLOSED "position
ifstarting a
cold engine.
CA4HMTROWEL — INITIAL START-UP
This section is intended to assist the operator with the initial
start-up ofthewalk-behindtrowel. Itisextremely important that
thissectionbereadcarefullybeforeattemptingtousethetrowel
inthe field.
DO NOT use your trowel until this section is thoroughly
understood
Starting the Engine
1. Place the engine
fuel valve lever (Figure 8) to the "ON"
position.
Figure 8.Engine FuelValve Lever
Lifting theTrowel Onto a Slab
Extracareshouldbetakenwhenliftingthetrowelofftheground.
Serious damage to the machine or personal injury could be
causedbydroppingatrowel.
Figure 11. Engine Choke Lever (Open)
Figure 10. Engine Choke Lever
5. Placethe
engine ON/OFF switch (Figure12)in the " ON "
position.
Figure 12. Engine ON/OFF Switch
NEVER attempt to lift this machine alone. NEVER lift the
trowelbythe guard ringas it mayrotateandcauseinjry.
ALWAYSmakecertainthefoldinghandleissecureanduse
only the manufaturer's approved lifting points.The trowel
maybeliftedatthecenterliftingbalebycraneorotherlifting
deviceofadequatecapacity.
4. Placethe
chokelever (Figure11)inthe" OPEN "positionif
starting a
warm engine or the temperature is warm.
2. Place the trowel's throttle lever (Figure 9) to the "IDLE"
position.
Figure 9. Throttle Lever (Idle Position)
WARNINGWARNING
WARNINGWARNING
WARNING
DO NOT attempt to operate the trowel until the Safety,
GeneralInformationandInspectionsectionsofthismanual
havebeen read and thoroughlyunderstood.
CAUTIONCAUTION
CAUTIONCAUTION
CAUTION
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