Yard-Man 53AA1A3G401 Benutzerhandbuch

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Flip seat up and clean the area around the 
hydraulic oil dipstick to prevent debris from entering 
the crankcase. See Figure 15.
Remove the hydraulic fill plug/dipstick and read the 
level:
If hydraulic oil level is inside operating range, then do 
nothing.
If hydraulic oil level is below operating range, the add 
hydraulic oil before operating. Also check for leaks.
If hydraulic oil level is above operating range, then drain 
excess oil before operating.
Reinstall the dipstick completely into the fill tube.
Adding Hydraulic Oil
WARNING: Never overfill the hydraulic
units. Damage can result if the oil level is
not within the operating range. When
adding hydraulic oil, do so in small
quantities and recheck the oil level before
adding more. 
Place the Z-Series on a level surface and engage 
the parking brake.
Stop the engine and remove the key from the 
ignition switch.
Clean the area around the hydraulic oil dipstick to 
prevent debris from entering the crankcase.
Remove the hydraulic fill plug and insert a clean 
funnel into the hydraulic fill point. See Figure 15.
Pour proper amount of hydraulic oil level, insert the 
dipstick, and check the hydraulic oil level.
Draining Hydraulic Oil
Place the Z-Series on a level surface and engage 
the parking brake.
Stop the engine and remove the key from the 
ignition switch.
Remove the mower deck. See Removing the 
Mower Deck section.
Flip seat up and clean the area around the 
hydraulic oil dipstick to prevent debris from entering 
the crankcase.
Remove hydraulic fill plug/dipstick.
Place a suitable container (at least 2 gallon) under 
the hydraulic oil filter.
Remove the hydraulic filter to allow hydraulic oil to 
drain. See Figure 16.
Place a small pan under the skid plate and drain oil 
from both left and right axles.
Replace both axle drain plugs and install new 
hydraulic oil filter.
Add proper amount of hydraulic oil to reservoir.
Run and check oil level.
Figure 16  
Replacing The Head Lamp Bulb
Detach the bottom of the rubber boot cover on the 
drive handles.
Slide the boot cover all the way up (toward the drive 
handles) to access the drive handle bolts.
Remove drive handle bolts, drive handles, and 
rubber boot.
Remove the four bolts securing the retaining plate 
to the control tower cover.
Pull up on the control tower cover and slide up and 
over the control tower.
Locate the rear of the light fixture where the wire 
attaches. See Figure 17.
Remove the wire from the light bulb assembly and 
squeeze the tab on the connector that attaches the 
wire to the light bulb assembly.
Pull the wire from the light bulb assembly and turn 
the light bulb assembly counterclockwise to release 
it from the light fixture.
Carefully pull the light bulb out of the light fixture 
and insert the replacement light bulb into the light 
fixture.
Turn the light bulb assembly clockwise until it locks 
in place and carefully insert the connector into the 
light bulb assembly.
Replace the control tower cover and drive handle 
assemblies.
Hydraulic
Oil Filter
Left Transmission
Drain Plug