Taylor TX180S, Maintenance Manual

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TX / TXH / TXB 180S - 400L (Rev. 4/23/07) TX / TXH / TXB 180S - 400L (Rev. 4/23/07) 22E-2 22E-2
5. 5. T T ANK ANK V V AL AL VE A VE A SS SS EMB EMB L L Y Y
6. 6. BL BL EE EE DE DE R V R V AL AL VE VE
7. 7. SW SW IV IV EL CO EL CO NN NN EC EC T T OR OR
8. 8. C C HA HA RG RG I I NG H NG H OS OS E E
9 9 . . C C O O U U P P L L I I N N G G
10 10 . . GL GL AN AN D D
1 1 1. 1. GL GL AN AN D NU D NU T T
Illustration Illustration 22E-1. 22E-1. Charging Charging Accumulator Accumulator
Section 27 Section 27
ULTRA-VU Mast Assembly ULTRA-VU Mast Assembly
Introduction. Introduction. The mast The mast assembly, assembly, in conjunction in conjunction
with the carriage with the carriage and forks, is responsible for lifting and forks, is responsible for lifting
and lowering loads. and lowering loads.
Major Components. Major Components. The mast consists of the The mast consists of the
inner mast, outer mast, two hydraulic lift cylinders, inner mast, outer mast, two hydraulic lift cylinders,
main rollers, slide bearing blocks, chain rollers, main rollers, slide bearing blocks, chain rollers,
and two multiple leaf lift chains. and two multiple leaf lift chains.
Structural Inspection, Reporting, and Repair Structural Inspection, Reporting, and Repair
Procedure Procedure (Refer to (Refer to SIRR SIRR in the in the Appendices Appendices ) ) . .
Follow the OSHA rules, 29 CFR, 1910.178 (Q)(1), Follow the OSHA rules, 29 CFR, 1910.178 (Q)(1),
(5), & (7) which require inspecting industrial trucks (5), & (7) which require inspecting industrial trucks
daily before being placed in service, removing daily before being placed in service, removing
trucks from service if cracks are found, and mak- trucks from service if cracks are found, and mak-
ing repairs only if authorized by the manufacturer. ing repairs only if authorized by the manufacturer.
If trucks are used on a round-the-clock basis, they If trucks are used on a round-the-clock basis, they
shall be examined shall be examined after each s after each s hift. hift. OSHA 29 CFR OSHA 29 CFR
1910.178 (p)(1) requires that trucks in need of 1910.178 (p)(1) requires that trucks in need of
repair be taken repair be taken out of servic out of servic e. e. Refer to Safety Refer to Safety
Check 2nd Edition for OSHA rules. Check 2nd Edition for OSHA rules.
Mast Assembly Structure. Mast Assembly Structure. This is an ULTRA-VU, This is an ULTRA-VU,
nested channel type mast with two multiple leaf lift nested channel type mast with two multiple leaf lift
chains and two lift cylinders that are located behind chains and two lift cylinders that are located behind
the m the m ast ast rails. rails. The mast assembly is The mast assembly is careful careful ly ly
engineered and ruggedly constructed, although engineered and ruggedly constructed, although
welded steel structures always contain undetect- welded steel structures always contain undetect-
able cracks, able cracks, especially welded especially welded joints. joints. When these When these
joints are subject joints are subject to fluctuating stresses of to fluctuating stresses of signifi- signifi-
cant magnitude, these cracks cant magnitude, these cracks will grow will grow . . This is This is
known as fat known as fat igue crack growth. igue crack growth. No matter how No matter how
low the stress levels are kept, some fatigue crack low the stress levels are kept, some fatigue crack
growth will occur in all welded structures. growth will occur in all welded structures.
  Periodic inspection is Periodic inspection is
required to detect fatigue cracks that have required to detect fatigue cracks that have
grown to a significant size in order to avoid grown to a significant size in order to avoid
serious failure of the structural weldment serious failure of the structural weldment
Maintenance / Inspections. Maintenance / Inspections. There are several There are several
inspectional requirements which must be per- inspectional requirements which must be per-
formed daily formed daily . . These inspections These inspections must include must include
checking all welds and structural members for checking all welds and structural members for
cracks. cracks. Check all m Check all m ast mounting hardw ast mounting hardw are and lift are and lift
chains for chains for damage or damage or loose bolts. loose bolts. Hydraulic Hydraulic
hoses and fittings must be checked for leaks and hoses and fittings must be checked for leaks and
signs of wear or damage. signs of wear or damage.
  Do not climb on the mast of Do not climb on the mast of
the forklift, on top of the cab, or on the forklift, on top of the cab, or on other high other high
places of the truck while performing places of the truck while performing
maintenance. maintenance.
  Always use approved ladders, Always use approved ladders,
stands, or manlifts to reach high places on the stands, or manlifts to reach high places on the
truck. truck.
  Never ride on the forks of the Never ride on the forks of the
truck. truck.
  Do not use a material han- Do not use a material han-
dling forklift as a means to elevate personnel. dling forklift as a means to elevate personnel.
Main Rollers Main Rollers (Illustration 27-4) (Illustration 27-4) . . The m The m ain ain rollers rollers
employ greaseable, shielded, tapered roller bear- employ greaseable, shielded, tapered roller bear-
ings. ings. The main rollers The main rollers must be must be greased periodi- greased periodi-
cally (refer to the cally (refer to the Preventive Maintenance Preventive Maintenance chart chart
in the in the Appendices Appendices for inner mast main rollers for inner mast main rollers
lubrication interval). lubrication interval). T T o access the grease o access the grease fittings fittings
for the main rollers, the inner mast must be raised for the main rollers, the inner mast must be raised
so that the grease fitting of each main roller aligns so that the grease fitting of each main roller aligns
with the grease holes located in the outer mast. with the grease holes located in the outer mast.
The main rollers should be inspected for flat spots The main rollers should be inspected for flat spots
or evidence of sliding any time the inner mast is or evidence of sliding any time the inner mast is
taken apart from the outer mast taken apart from the outer mast
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