TX / TXH / TXB 180S - 400L (Rev. 4/23/07)TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
28-228-2
Illustration 28-2. Illustration 28-2. Optional Carriage With Side Optional Carriage With Side Shift and Fork Shift and Fork PositionersPositioners
Maintenance / Inspection.Maintenance / Inspection. There are severalThere are several
inspectional requirements which must be per-inspectional requirements which must be per-
formed dailyformed daily. . These inspections These inspections must includemust include
checking all welds and structural members forchecking all welds and structural members for
cracks. cracks. Check all Check all carriage mounting carriage mounting hardware forhardware for
damage or damage or loose bolts. loose bolts. The hydraulic The hydraulic fork posi-fork posi-
tioner cylinders and hydraulic hoses should betioner cylinders and hydraulic hoses should be
checked for leaks and functional operation.checked for leaks and functional operation.
Main RollersMain Rollers(Illustrations 28-1 through 28-3)(Illustrations 28-1 through 28-3)..
The main rollers employ greaseable, shielded,The main rollers employ greaseable, shielded,
tapered roller btapered roller bearings for iearings for increased durabilincreased durabilityty. . TheThe
main rollers must be greased periodically (refer tomain rollers must be greased periodically (refer to
thethe Preventive MaintenancePreventive Maintenancechart in thechart in the Appen-Appen-
dicesdicesfor the for the main rollers lubricmain rollers lubrication interval). ation interval). TheThe
grease fittings for the main rollers can be found ongrease fittings for the main rollers can be found on
the inside of the inside of the carriage plate. the carriage plate. The main rollersThe main rollers
should be inspected for flat spots or evidence ofshould be inspected for flat spots or evidence of
sliding any time the carriage is taken out of thesliding any time the carriage is taken out of the
inner mast.inner mast.
The roller assemblies must notThe roller assemblies must not
be over be over lubricated. lubricated. Excess grease iExcess grease inside thenside the
mast rails may cause the rollers to slide whenmast rails may cause the rollers to slide when
subjected to a subjected to a heavy load. heavy load. If this happens, If this happens, aa
flat spot will be worn on the rollers and theflat spot will be worn on the rollers and the
rollers will continue to slide until replaced withrollers will continue to slide until replaced with
new rollers.new rollers.
Slide Bearing BlocksSlide Bearing Blocks(Illustrations 28-1 through(Illustrations 28-1 through
28-3)28-3).. The slide The slide bearing block bearing block life depends life depends on theon the
duty cycle and duty cycle and operation of the operation of the truck. truck. Periodically,Periodically,
the slide bearing blocks will require shimming tothe slide bearing blocks will require shimming to
adjust for wearadjust for wear. . It is essentIt is essential for all slide ial for all slide bearingsbearings
to be to be properly shimmed. properly shimmed. For proper For proper shimmingshimming
procedures refer toprocedures refer to Section 27Section 27..
Forks.Forks. The forks must be inspected daily toThe forks must be inspected daily to
assure proper assure proper carriage operation. carriage operation. Forks must Forks must bebe
magnetic particle tested (magnafluxed) annually tomagnetic particle tested (magnafluxed) annually to
check for cracks (refer to thecheck for cracks (refer to the Fork Inspection,Fork Inspection,
Repair, and TestingRepair, and Testingin thein the AppendicesAppendices).).
Carriage.Carriage. The carriage’The carriage’s welds s welds and structuraland structural
members must be checked for cracks (refer to themembers must be checked for cracks (refer to the
Structural Inspection, Reporting, and RepairStructural Inspection, Reporting, and Repair
ProcedureProcedureat the front of this section).at the front of this section).
Lubrication.Lubrication. Refer to theRefer to the LubricationLubricationsection insection in
thethe AppendicesAppendicesfor information on the lubricationfor information on the lubrication
of the carriage.of the carriage.
CYLINDERCYLINDER
PINSPINS
FORKFORK
PIN CAPPIN CAP
FORKFORK
PINPIN
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