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11
Drive speed cannot be
regulated
Have it checked by an
authorized dealer
Extreme vibration
Have it checked by an
authorized dealer
Cut not clean,
lawn turns yellow
Cutting blade blunt.
Have it sharpened and
balanced by an authorised
workshop
Q
.
Cutting height too low.
Set higher cutting height
I
.
Motor speed too low.
Have it checked by an
authorized dealer
Mowing speed too high.
Adapt mowing speed, switch
motor drive off if necessary.
Insufficient overlap
between mowing lanes.
If grass is long, the mowing
lanes may need to overlap
further.
Lawn matted.
A perceptible improvement
can be achieved by using a
scarifier.
Ejector blocked
Motor speed too low.
Work at max. speed.
Cutting height too low
with grass too high.
Set higher cutting height
I
.
Mowing speed too fast.
Adapt mowing speed, switch
motor drive off if necessary.
Grass is damp.
Allow the lawn to dry.
Mulched grass
appearance is poor:
clumps, excessive
clippings, rough cut.
Blade blunt.
Have it sharpened and
balanced by an authorized
dealer.
Mulching rule not
followed (cut max. 1/3 of
the grass height; the
height of the grass to be
cut must be lower than
10 cm)
Adjust to higher cutting height
I
.
Convert mower to side
discharge
R3
and mow
grass first with higher cutting
setting.
Grass build-up under
deck.
Adjust to higher cutting height
I
.
Driving speed too high.
Adapt driving speed, switch
motor drive off if necessary.
Insufficient overlapping
of cuts when mowing.
Tall grass conditions may
dictate that more overlapping
of cuts is required
Grass not dry.
Adjust to higher cutting height
I
.
Let grass dry.
In case of faults and defects which have not been listed here, please contact the
nearest authorized dealer.
Repairs which require specialized knowledge should only be performed by a qualified
expert. Your authorized dealer will naturally also be glad to help if you do not wish to
perform the maintenance work described here yourself.
19
TECHNICAL DATA
Engine
Engine
Yamaha 4-stroke engine, MA190V
Engine displacement
190 cm
3
Engine speed
2800 rpm
Rated input
3.2 kW
Electrode gap
0.6 - 0.7 mm
Fuel
Standard unleaded fuel,
with max. 10% ethanol or max. 5% MTBE,
do not use alkylate-based petrol!
Tank contents
approx. 6 litres
Lubricating oil
SAE 10W30, SAE 10W40
4-stroke engine oil API service class SE
or a higher class oil
Oil quantity
0.6 litres
Mower
Housing
Aluminium diecast with steel insert
Cutting width
500 mm
Cutting heights
Single wheel,
25, 28, 35, 45, 55, 70, 80 mm
Guide bar height adjustment
3-fold
Operating speed
2.2
–
3.7 km/h
Weight
51 kg
Length
1,580 mm
Width
755 mm
Height
1,100 mm
Wheels front/rear
Ø 210 mm / Ø 210 mm
Bearings front
Grooved ball bearing
Bearings rear
Bronze sliding bearing
Sound power level
Guaranteed sound power level;
measured according to 2000/14/EC
L
wa
= 96 dB(A)
Sound pressure level
Emission sound pressure level at operator's workplace;
measured according to EN ISO 5395-2
Measuring inaccuracy; according to ISO 4871
L
pA
= 83 dB(A)
1.5 dB
Vibrations
Vibrations on the lawnmower’s handlebar;
measured according to EN ISO 5395-2
Measuring inaccuracy; according EN 12096
a
hW
= 2.5 m/s
2
1.3 m/s
2
20
ORIGINAL SPARE PARTS
Motor oil
SAE 10W30, SAE 10W40
4-stroke engine oil API service class SE
or a higher-class oil
Roller bearing grease
SAA11300
Spark plug
SAU15939
Air filter insert
SAU15985
Pre-filter
SAU15986
Conversion kit for mulching system
BSA633, BSA641
Cutter bar
For safety reasons, the cutter bar must
always be replaced by an authorised
workshop.
This workshop has the respective spare
part numbers for the cutter bar available.
Summary of Contents for 52-PRO S A PLUS
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