horsch Maestro 24 SW, Operating Instructions Manual

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Maintenance location Work instructions
Interval
Drawbar eye
Fastening
¾
Check mounting screws for firm seat (560 Nm)
40 h
Wear
a
h
b
¾
Replace the component concerned if one of the wear limits
has been exceeded or fallen short of (workshop work):
40 h
Designation
Nominal
dimension (mm)
Wear dimension
(mm)
ø eye 58 60
Length of eye a 64.0 66.5
Width of ring b 40.5 38.0
Height of ring h 45.0 42.5
Designation
Nominal
dimension (mm)
Wear dimension
(mm)
40 h
ø eye 79 81
Length of eye a 85.0 87.5
Width of ring b 40.5 38.0
Height of ring h 48 45.5
Drill unit
Coulter discs Check state, wear, bearing play and light movement. At the
front the discs should be slightly tensioned against each
other
40 h
Scraper Check wear and fastening 40 h
Depth guidance wheels and press rollers Check state, wear, bearing play and light movement daily
Depth guide rollers Check the effect on scrapers on the coulter discs 40 h
Trap roller Check for damage and free rotation daily
Set the depth setting to the depth of the coulter discs 40 h
Clearing stars Check condition, wear, bearing play and free rotation.
Check depth setting.
daily
Pneumatic system
Fan, seed hoses and fall sluice Leaks, crushing and chafing points, blockage daily
Hopper with distributor Check for leak tightness, blockage, clean the distributor daily
Frame (vacuum distribution) Open cleaning flaps and clean inside of frame daily
Single grain metering unit with downpipe
Vacuum connection Check for fastening and leak tightness 40 h
Transition to downpipe Check seat and seal at the connection 40 h
Air intake grid Clean internally and externally from residues daily
Downpipe Check condition and fastening, check for leaks on the
connection and formation of burrs at the outlet
daily
Clean the grain sensor daily
Single grain metering unit Clean and remove deposits daily
Metering discs for wear 40 h
Scraper for wear 40 h
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