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17

M

M

Fig. 25

O

Fig. 26

N

13.3  MAINTENANCE OF THE FLAIL MOWER

m

AintenAnce

 

position

 

of

 

the

 

flAil

 

mower

It is possible to service the flail mower by raising it and keeping it in a 

stable position by placing the lifting support rod in the appropriate holder.

 CAUTION: all maintenance work on the flail mower must be 

carried  out  with  the  engine  switched  off  and  the  parking  brake 

applied.

Fig. 27

l

ubricAting

 

the

 

trAnsmission

Remove the upper metal protection by unscrewing the 4 screws that 

secure it (fig. 28). Change the transmission oil every 50 working hours. 

Use IP MELLANA 220 gearbox oil, quantity: 0.2 litres.

Fig. 28

g

reAsing

 

the

 

rotor

 

And

 

front

 

wheel

 

beArings

Grease the bearings of the flail mower rotor and the carriage front wheels 

every 20 operating hours using the grease nipples (fig. 29).

The grease nipples on the wheels are identified by a dedicated decal.

Fig. 29

Summary of Contents for GH 9

Page 1: ...EN OPERATOR S MANUAL 02511 2022 12 GH 9 Hydrostatic Multi tool STANDARD CONFIGURATION WITH 85 cmALL PURPOSE FLAIL MOWER...

Page 2: ...g the PTO lever 15 12 4 Adjusting the handlebar rotation lever 15 12 5 Adjusting the flail mower belt tension 15 13 Ordinary maintenance 16 13 1 Engine maintenance 16 13 2 Maintenance of the hydrostat...

Page 3: ...controls are located Any other use is considered as improper use This machine must only be used by personnel who are familiar with its specific features safety regulations and all that concerns accid...

Page 4: ...er Consult the manual Danger of bursting Danger disconnect the spark plug before doing any maintenance Danger of gas inhalation Danger transmission parts Danger thrown objects keep a safe distance Dan...

Page 5: ...e the tyre to burst If a tyre is damaged or cut do not use it it could burst To replace or repair it contact a specialised centre Danger of burns Take particular care not to come into contact with hot...

Page 6: ...6 Personal protection equipment Before using the machine the appropriate personal protection equipment must be worn body protection protective gloves safety footwear hearing protection goggles...

Page 7: ...ions that impair the operator s physical and cognitive abilities On uneven terrain proceed at low speed Only work in sunlight or with good artificial light Do not leave the machine on a slope The mach...

Page 8: ...TO LEVER 5 HANDLEBAR HEIGHT ADJUSTMENT LEVER 6 RIGHT TURN LEVER 7 THROTTLE 8 SPEED CONTROL LEVER 9 MACHINE BODY SUPPORT ROD 10 FLAIL MOWER LIFTING ROD 11 LIFTING ROD HOLDER 12 CRANK FOR ADJUSTING THE...

Page 9: ...D 7 ENGINE FAN GRID 8 FUEL TANK CAP 9 LEFT HAND ENGINE OIL LEVEL AND TOP UP PLUG 10 ENGINE OIL DRAIN PLUG 11 HANDLEBAR DAMPER 12 RIGHT HAND ENGINE OIL LEVEL AND TOP UP PLUG 13 PROTECTIVE GUARD 14 FLAI...

Page 10: ...of SAFETY DEVICE active coupling immediate stop of the attachment when the lever is released PARKING BRAKE pedal operated PTO at 965 rpm anticlockwise CUTTING SYSTEM rotor with Y shaped knives FLAIL R...

Page 11: ...etailed oil level check see chapter 13 Ordinary Maintenance 2 The intake grids for engine cooling are clean fig 7 7 3 The inside of the working frame is well cleaned fig 5 4 All levers are in the neut...

Page 12: ...ur left hand engage the PTO lever fig 10 4 and the flail mower will start to run Move the throttle to maximum speed then use the speed control lever to select the appropriate speed and begin work CAUT...

Page 13: ...the engine max 20 Steep terrain should be negotiated if possible in the uphill downhill direction taking great care when changing direction and that the uphill wheel does not encounter any obstacles s...

Page 14: ...also be adjusted by simply tightening or loosening the knob fig 14 15 11 2 CUTTING HEIGHT ADJUSTMENT To set the cutting height of the flail mower remove the catch fig 15 13 and turn the crank fig 15 1...

Page 15: ...k nut and shorten the adjuster slightly screw it in then retighten the lock nut 3 C Fig 18 12 3 ADJUSTING THE PTO LEVER If the flail rotor does not start when the PTO lever fig 19 4 is operated it is...

Page 16: ...ng plug dipstick and clean it fig 23 Reinsert and remove the dipstick without screwing it into the filler neck the oil level will be marked on the dipstick If the oil level is low top up to the edge o...

Page 17: ...engine switched off and the parking brake applied Fig 27 Lubricating the transmission Remove the upper metal protection by unscrewing the 4 screws that secure it fig 28 Change the transmission oil ev...

Page 18: ...propriate adjuster see chapter 12 2 Adjusting the forward lever Fig 30 14 2 REPLACING THE PTO BELTS To replace the PTO belts it is necessary to 1 Remove the plastic guards 2 Remove the belt guide brac...

Page 19: ...ower drive belt tension Adjust the flail mower belt tension see chapter 12 5 The engine does not switch off Throttle not in zero position Move the throttle to the zero position Throttle not properly c...

Page 20: ...rid is well cleaned Checking the sharpness and fixing of the knives Grease lubrication Check tyre pressure 1 2 bar recommended task task to be carried out if necessary IMPORTANT regularly check the hy...

Page 21: ...tween blades is kept constant Fig 34 100 cm orientable sweeper The sweeper is attached to the PTO of the machine It is very useful for cleaning concrete surfaces driveways yards it is also suitable fo...

Page 22: ...ility 20 4 WARRANTY The warranty is provided in the manner and within the limits specified by current law The retailer must hand over the machine s warranty certificate to the end customer printing a...

Page 23: ...CESENA FC ITALY Managing Director Amministratore Delegato Directeur G n ral Stellvertretender Gesch ftsf hrer Director Adjunto GRILLO SPA Via Cervese 1701 47521 CESENA FC ITALY Juridical person author...

Page 24: ...ieces Grillo S p A VIA CERVESE 1701 47521 CESENA ITALIA Tel 39 0547633111 Website www grillospa it E mail grillo grillospa it Grillo Deutschland GmbH GUNTERSRIETHER STR 14 91224 HARTMANNSHOF DEUTSCHLA...

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