Benassi F 1900 series User manual

S.p.A.
OPERATION AND
MAINTENANCE MANUAL
SERIES
F 1900
POWER MOWER
07/12/99

S.p.A. F 1900
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CONTENTS
♦ INTRODUCTION
♦ LIST OF MACHINE PARTS
♦ IDENTIFICATION AND TECHNICAL
CHARACTERISTICS
♦ PACKING AND TRANSPORT
♦ SAFETY RULES AND LIMITS ON USE
♦ STARTING AND STOPPING THE MACHINE
♦ SAFETY DEVICE FOR STOPPING MOTOR
♦ OPERATING AND REGULATING THE MACHINE
♦ MAINTENANCE
♦ WARRANTY
♦ SAFETY TESTS AND CERTIFICATION
INTRODUCTION
♦ Thank you for having selected our product. We would like to welcome you among our many customers.
♦ We are certain that you will appreciate the performance and the operating ease of this machine.
♦ Our wide experience in the sector, the use of top grade materials and the high quality production ensure the flawless
efficiency of the machine, which is designed to give many years of use if operated and maintained correctly.
♦ We have therefore composed this manual to familiarise you with the use of the machine, its construction, operating
features and applications, which will also facilitate maintenance.
♦ Pay special attention to the rules in this manual that are preceded by the symbol below:
CAUTION
♦ This symbol indicates that the failure to comply with these rules may lead to personal injury.
LIST OF MACHINE PARTS:
1. Wheel engage lever
2. Accelerator hand lever
3. Handles
4. Fuel inlet
5. Motor ignition
6. Grass divider
7. Central cutting blade
8. Oil inlet
9. Wheelrelease lever
10. Blade engage-release lever
11. “Primer” pushbutton only motor B&S
Picture 1-

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IDENTIFICATION AND TECHNICAL CHARACTERISTICS
Model: F1900
Weight: 57 kg
Motor: 4 strokes, petrol
Make: BRIGGS & STRATTON
Model: 92900 375 SPRINT
Swept volume: 148 cc.
Max. power to driving shaft at 3200
revolutions per minute
CV: 3,75 (Kw 2,75)
Model: F 1900 H
Weight: 57 Kg.
Motor: 4 strokes, petrol
Make: HONDA
Model: GCV 135
Swept volume: 135 cc.
Max. power to driving shaft at
3600 revolutions per minute
CV: 4,5 (Kw 3,4)
Model: F 1900 B
Weight: 59 Kg.
Motor: 4 strokes, petrol
Make: BRIGGS & STRATTON
Model: X TL 55 diamond
Swept volume: 190 cc.
Max. power to driving shaft at
3600 revolutions per minute
CV:5,5(kw4)
• Motor fuel: Petrol 95/98 Octane
• Complete w ithself-w inding start-up device
• Safety device on handles to stop machine
• Dry air filter
• Consumptionat 3600 r.p.m.: 0.8 Kg/hour
• MOTOROIL: AGIPDIESEL SIGMA SAE 30
• Oil quantity inmotor: 0.6 l
• Gearbox: oil bathsingle gear
• GEARBOXOIL: AGIPROTRA MPSAE 80W/90
• Oil quantity ingearbox : 0.5Kg.
• Manually controlledw heel release and cutting bar
• Steeringhandles mountedonvibration-dampingsupports
• "Tractor" type rubber w heels 360 x 85
• CentralmowingunitwithE.S.M.with92cmwidthorspecialbarwith82cmwidth
• Clutchw ithbelt tighteningpulley.
• Formachineidentification(serialnumber,motor,weight,power)refertothedataplateasshowninthephoto.
See Ref. "A inPicture 2.
-Picture 3- -Picture 4-
-Picture 2-

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PACKING AND TRANSPORT
◊ WIDTH: 100 cm
◊ DEPTH: 47 cm
◊ HEIGHT: 63 cm
⇒ Remove the pow er mow er from its packing.
⇒
⇒⇒
⇒
Fix the handles to the handlebar support using the two screws and two knobs pre-mounted onthe handle.
Make sure to positionthe control cables correctly.
⇒
⇒⇒
⇒
Fix thebar tothemachine,by unspittingthespring(Picture9Ref.A)onthepinRef.B.Threadthepininthecasing
Ref. C and thread the spring again(Ref.A).Takethelittleplasticcylinder(Picture9Ref. D),threat it inthegrass
divider head Ref. E andthreat all inthe pinof the lever armRef. F, inthe holes onthe headand onthe cylinder. Fix
theheadRef.E tothebarby screwingtwoscrewsRef.Ginthethreadedholesonthebar.
⇒
⇒⇒
⇒
If the machine is to be transported, empty out thepetroltankandalwaysapply theplasticprotectivestripto
the cutting bar blade. If E.S.M. type, please readthe sheet enclosed.
IMPORTANT: THE PACKED MACHINE IS SUPPLIED WITH THE MOTOR WITHOUT OIL OR PETROL.
SAFETY RULES
• Readcarefully the operationandmaintenance manual enclosedw iththe machine.
• The use of the machine is prohibitedto persons under 16years of age.
• The operator is liable for damages since the machine is under his control.
• Those unfamiliar w ith the machine or w ho have never used it are obliged to read the operation and
maintenance manual before operation.
• Incaseoftransport,disassemblethebarandempty thepetrolout ofthetank.
• Ifthemachineisleft unattended,ensurethat it cannot start upagain.
• Before running the machine, the operator must have a 5meter radius of free space around him.
• Dry any petrolleaks.
• Fill up the tank w iththe motor off. Filling the tank or transferring fuel must alw ays be performed outdoors, aw ay
from flames or heat sources. Do not smoke during this operation.
• When mow ing in mountainous areas or on slopes, mow horizontally and use non-skid equipment onshoes and
w heels.
• If the blade needs replacement, observe E.S.M. operationandmaintenance procedures.
• If the bar suffers impact, check the conditionofthe bar beforeresumingw ork.
• Keep feet and hands far aw ay fromthe cutting bar and all rotating parts.
• Do not run the motor w here ex haust containing carbon monox ide may accumulate.
• Neverusethemow erincompleteorwithout itssafety device.
• Donot assemble/disassembleorcleanthecuttingbarorotherequipment withthemotorrunning.
• Caution!Whentheclutchisengagedthecuttingbarisalwaysinmotion.
• Caution! Do not mow areas w ithslopes exceeding 50%.
• We w ill not be held liable for accidents caused by the failure to observe these rules.
STARTING AND STOPPING THE POWER MOWER
Every timeyouget ready tostart themotor,makeacarefulcheckofthefollowing:
• Make sure that fuel is in the tank.
• Check the motor oil level: CAUTION: MACHINES OUT OF THE FACTORY DO NOT CONTAIN OIL IN THE MOTOR.
Makesuretoaddoiluptothelevelonthedipstick.
• CONSULTTHE OPERATION AND MAINTENANCE MANUALOFTHEMOTORUNDER"BEFORE START-UP"
• Make sure oil is up to the level inthe gearbox (Picture 5 Ref. A)
• Check that all safety systems are released and functioning, especially the levers Ref. B and Ref. CPicture 6
• Pressthe"Primer"buttonthreetimesincaseofstartingwiththemotorcold(Picture1Ref.11)only versionB&S.
• Alwaysstart themotorupoutdoors.
• Bring theacceleratorhandlever(Picture6Ref. "A”) tothe"START"position,graspthecordhandle(Picture7)and
pull it slightly until you feel some resistance, thenpull harder. Make sure that the corddoes not returnby itself --
accompany it withyourhand.

S.p.A. F 1900
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• For best start-up, read the operationandmaintenance manual onthe motor under "START-UP".
• Withthemotorrunning,bringtheacceleratorlever(Picture6) tothemiddleposition.
• To make the machine go forw ardsqueeze the clutchlever (Picture 6 Ref. B). Release it slow ly andthe machine
w ill start operating, keeping the "MOTORSTOP" lever pressed
• In order to engage the bar, let the bar clutch lever dow n(Picture 6 Ref. C), by pressing it on the handle.
• To move the mow er freely forw ard or back, squeeze the w heel release lever (Picture 6 Ref. B) after squeezing
the clutchlever (Picture 6Ref. D).
• To sw itchoff the engine, move the accelerator lever (Ref. A Picture 6) to the "STOP" position.
• The mainfunctionof the lever Ref. "e" Fig. 6 is toturnoffthemotorwhenreleasingyourhandsfromthesteering
handles. Donot evertiethe"MOTORSTOP"lever"e"tothehandlebarknob.
• Every time you get ready to start the motor, check that the button "f" Fig. 6 is pressed, keeping boththe
"MOTORSTOP" lever and the clutchlever blocked.
• Beforeyoustart tomow ,checkthat themotorshutsoffw iththe"STOP"leverraised.
MOTORSTOP: lever "e" is squeezed;MOTORSTART: lever "e" is low ered
! To stop the advancement, release the lever Ref "B" Picture 6.
! To stop the mow ing bar, release the lever Ref "C" Picture 6.
! Caution! Do not non operate the w heel engage lever (Picture 6 Ref."B") and the w heel release lever (Picture 6
Ref."D") at the same time.
-Picture 5- -Picture 6- -Picture 7-
OPERATING AND REGULATING THE MACHINE
Before beginning to mow grease the moving bar w ith oil. Then start up the engine follow ing the directions.
# Engaging the transmissionto the wheels and the cutting bar by means oftheclutchlevermustbecarriedout
w iththe motor at a middle r.p.m. andby slow ly releasingthe lever.
# Whenstartingtomow,positiontheacceleratorleverat 3/4orat "MAX"toensureadequatepow er.
# When mow ing along a w all or the edge of a sidew alk, be careful to keepa safety distance so that the blade
does not sufferimpact.Ifnot,thecuttingbarmay undergodamage.
# If the belts are slipping, operate on the adjustment devices (Ref "E" Picture 6) w hich are onthe clutchlevers.
Leave a gap of about 5 mm before the clutch engage. To adjust the w heel releasing cable, operate on the
adjustment device "F" (Picture 6)
# It is possible to adjust the handle vertically, by acting onthe knobs that fix it to the handlebar support:two
different positions are available (Picture 8 Ref A).
# It's possible to have another little vertical adjustment of the handle, by rotating the handlebar support, after
havingloosenedthescrewsthat fix it tothetransmissionbox.Thenscrew tight again.(Ref."B"Picture5)
# Toregulatethemotor,readthemanualonthemotorunder"REGULATIONS".

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-Picture 8- -Picture 9-
MAINTENANCE
• For changing the oil and other maintenance operations onthe motor (spark plugs, air filter, regulations), refer to
themotormanualprovided.
• NB:Tounscrew theoildrainplugofthemotor,disassembletherearcover(Fig.8Ref.B).
• Make a regular check of the oil level inthe gearbox w iththe cap(Fig. 5 Ref. A) and topping up if necessary.
• Change the oil completely every 200 hours. Empty the gearbox of oil by unscrew ing the oil drainplug (Fig. 5 Ref.
C)
• Let the oil drain completely. After screw ing back the cap tightly, fill to the correct level w ith new oil
recommendedby the manufacturer. Fig. 5Ref. "A".
• If the grass is not cut in a satisfactory manner despite the adjustments, the blade must be sharpened or
replaced. For replacement as follow s :
1. Remove the cable of motor spark plug.
2. Put onapair of gloves.
3. Unscrew thegrass divider (Fig.1-Ref. “6”).
4. Loosenthe 4 knife holder.
5. Remove the blade and put the new or the sharpened one, only after having greasedit.
6. Rescrew the knife holder, adjusting theminsuchaw ay as the blade canslide w ell.
7. Fastenthe grass divider and reapply the cable of the spark plug
Fastenthe grass divider andreapply the cable of the spark plug
• For any mechanical repair, especially during the w arranty period, w e recommendtogoto aspecialisedrepair
shopof the dealer.
• For transporting convenience, the handles can be disassembled by means of the tw o knobs (Fig. 8Ref. A). The
same is recommended for the cutting bar, w hich is easily disassembledby removingthe special split pinonthe
bar support (Fig. 9). Alw ays use gloves and apply the protective stripto the blade.
• Regularly checkthat screwsaretight.Pay specialattentiontothescrew sfasteningthebartoitssupport
CAUTION
It is advised not to keep the motor running when the machine is not
being used for its specific purpose.
WARRANTY
The machines and accessories are guaranteed for 12 months, w iththe exceptionof electrical parts or parts in
rubber. The manufacturer shall replace pieces recognisedas defective free of charge. Labour and transport shall be
at the ex pense of the purchaser. Warranty requests must be made throughdealers authorisedby the
manufacturer.
Withregardtomaterials not ofourmanufacture,withspecialreferencetothemotor,theruleslaiddow nby the
respective manufacturers shall apply. Any requests for repair shall therefore be directedto the specific service
centres inthe respective areas.
For any problemor repair, contact the dealer w here the machine w as purchased.

S.p.A. F 1900
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SAFETY TESTS AND CERTIFICATION
Declaration of CE conformity in accordance with EEC directive 89/392 and amendments.
40010 San Matteo della Decima BO Italy Via Lampedusa n°1
We hereby declare that the machine conforms with the essential requirements for health and safety in accordance with
EEC Directive 89/392 and amendments.
POWER MOWER TYPE MODEL F 1900 – F 1900 H - F 1900 B
For verification of the conformity wiith the above-mentioned Directives reference has been made to the following:
Standard PREN 709/94 dated 16/06/94 for power hoes and engine-driven cultivators, documents N67 CEN TC 144/WG4
April '94 for alternative and rotating power mowers PREN 836/92 update 92 for lawn mowers. For garden vacuum-bags,
reference EN 294
CHAIRMAN OF THE BOARD
S. Matteo della Decima li
13/05/99 RESULT AND TESTS
POWER MOWER TYPE MODEL F 1900 – F 1900 H - F 1900 B
Acoustic pressure to the operator: LAeq = 82 dB (A)
Testing conditions at a height of 1.6 m at handle midpoint.
Vibration to handles with weighting ISO.5349 value 4,9 m/sec2

S.p.A. F 1900
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SpA
VIA LAMPEDUSA 1
40010 S. MATTEO DELLA DECIMA (BO) - ITALY
www.benassispa.it e-mail [e-mail]
TEL. [phone] TELEFAX 051/682.61.64
Dealer stamp