6 Maintenance
1000-hour maintenance/annual maintenance
"y"
"x"
7090_803-004
7090_803-003
Check lateral clearance (Y)
– Cant fork carriage in mast guide.
– Measure clearance between mast cross-
piece and support roller with feeler gauge.
Permissible lateral clearance (Y):
min. 0.1 mm
max. 0.3 mm (at narrowest point)
max. 1.1 mm (at any other point)
Check bearing clearance (X)
NOTE
Before this check, make sure that the lateral
clearance (Y) complies with the specified tole-
rances.
– Park vehicle on a flat surface and lift fork
carriage.
– Position parallel base at tips of fork arms.
– Lower fork carriage onto this base.
– Measure clearance between support roller
and lift mast bearing surface with feeler
gauge.
Bearing clearance (X): max. 0.6 mm
232 171673 [EN]
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