Taylor TX180S, Maintenance Manual

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14-1 14-1 TX / TXH / TXB 180S - 400L (Rev. 4/23/07) TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
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Introduction. Introduction. The drive The drive axle is axle is equipped with equipped with
double reduction double reduction gearing. gearing. The first The first gear reduction gear reduction
is a hypoid is a hypoid type ring gear type ring gear and pinion. and pinion. The second The second
reduction is in the form of planetary gears inside reduction is in the form of planetary gears inside
the hubs. the hubs. This arrangement This arrangement permits the permits the axle axle
shafts and hypoid gearing to carry only a nominal shafts and hypoid gearing to carry only a nominal
torsional load while providing the highest practical torsional load while providing the highest practical
gear reduction at the wheels. gear reduction at the wheels.
Checking Lube Oil Level Checking Lube Oil Level (Illustrations 14-1 and (Illustrations 14-1 and
14-2) 14-2) . . The oil in the differential and the planetary The oil in the differential and the planetary
hubs should be checked periodically (refer to the hubs should be checked periodically (refer to the
Preventive Maintenance Preventive Maintenance chart in the chart in the Appen- Appen-
dices dices for oil for oil level inspection level inspection interval). interval). Perform the Perform the
following procedures to check the oil level and following procedures to check the oil level and
service the differential and planetary hubs: service the differential and planetary hubs:
  Death or serious injury could Death or serious injury could
result from result from a runaway truck. a runaway truck. Park the truck Park the truck on on
a hard, level surface, apply the parking brake, a hard, level surface, apply the parking brake,
block the wheels in both directions to prevent block the wheels in both directions to prevent
movement of the truck and Lock movement of the truck and Lock Out & Tag Out Out & Tag Out
the truck before servicing the drive axle. the truck before servicing the drive axle.
1. 1. Di Di f f f f er er en en ti ti al al
a. a. Par Par k the t k the t ruc ruc k on a k on a hard hard , le , le vel s vel s urf urf ace ace , ,
block the wheels in both directions, apply block the wheels in both directions, apply
the parking brake and Lock Out & Tag Out the parking brake and Lock Out & Tag Out
the truck. the truck.
b. b. Che Che ck t ck t he oi he oi l lev l lev el in t el in t he di he di ff ff ere ere nti nti al by al by
removing the fill plug. removing the fill plug.
c. c. The o The o il le il le vel s vel s houl houl d be e d be e ven w ven w ith t ith t he bo he bo t- t-
tom of tom of the fill the fill plug hole. plug hole. Add oil as Add oil as
required. required.
d. d. Re Re -i -i ns ns ta ta ll t ll t he f he f il il l pl l pl ug ug . .
2. 2. Pl Pl an an et et ar ar y Hu y Hu bs bs
a. a. Man Man euv euv er th er th e tru e tru ck u ck u nti nti l the d l the d rai rai n plu n plu g on g on
one of the planetary hubs is in the one of the planetary hubs is in the
3 o’clock (PRC-785 drive axle) or 9 o’clock 3 o’clock (PRC-785 drive axle) or 9 o’clock
(PRC-1756 drive axle) position of hub rota- (PRC-1756 drive axle) position of hub rota-
tion (see Illustrations 14-1 and 14-2). tion (see Illustrations 14-1 and 14-2).
b. b. Par Par k the k the tru tru ck on ck on a har a har d, le d, le vel s vel s urf urf ace ace , ,
block the wheels in both directions, apply block the wheels in both directions, apply
the parking brake and Lock Out & Tag Out the parking brake and Lock Out & Tag Out
the truck. the truck.
c. c. Rem Rem ove ove the the dra dra in in plu plu g. g. The The oil oil lev lev el el
should be even with the bottom of the should be even with the bottom of the
drain plug drain plug hole. hole. Add oil Add oil as required. as required.
d. d. Re Re -i -i ns ns ta ta ll t ll t he d he d rai rai n pl n pl ug ug . .
e. e. Rep Rep osi osi tio tio n the n the tru tru ck as ck as nec nec ess ess ary a ary a nd nd
service the hub on the opposite end of the service the hub on the opposite end of the
axle by repeating the above procedures. axle by repeating the above procedures.
Changing The Oil Changing The Oil (Illustrations 14-1 and 14-2) (Illustrations 14-1 and 14-2) . .
The oil in the differential and planetary hubs The oil in the differential and planetary hubs
should be changed periodically (refer to the should be changed periodically (refer to the Pre- Pre-
ventive Maintenance ventive Maintenance chart in the chart in the Appendices Appendices
for drive axle differential and planetary hubs oil for drive axle differential and planetary hubs oil
change int change int ervals). ervals). Refer Refer to the to the Fuel and Fuel and
Lubricant Specifications Lubricant Specifications in the in the Appendices Appendices for for
the type of the type of oil to be used oil to be used in the drive axle. in the drive axle. Per- Per-
form the following procedures to change the oil in form the following procedures to change the oil in
the drive axle: the drive axle:
1. 1. Di Di f f f f er er en en ti ti al al
a. a. Par Par k th k th e tru e tru ck on ck on a har a har d, le d, le vel s vel s urf urf ace ace , ,
block the wheels in both directions, apply block the wheels in both directions, apply
the parking brake and Lock Out & Tag Out the parking brake and Lock Out & Tag Out
the truck. the truck.
b. b. Pro Pro vid vid e a suit e a suit abl abl e cont e cont ain ain er to ca er to ca tch dr tch dr ain ain - -
ing oil. ing oil. Then, remove Then, remove the diff the diff erential drain erential drain
plug and fill plug. plug and fill plug.
c. c. Onc Onc e the oi e the oi l has c l has c omp omp let let ely d ely d rai rai ned ned , ins , ins tal tal l l
the differential drain plug and fill with the differential drain plug and fill with
recommended lubricant (refer to the recommended lubricant (refer to the Fuel Fuel
and Lubricant Specifications and Lubricant Specifications in the in the
Appendices Appendices ) even with the bottom of the ) even with the bottom of the
fill plug hole. fill plug hole.
d. d. Re Re -i -i ns ns ta ta ll t ll t he f he f il il l pl l pl ug. ug.
2. 2. Pl Pl an an et et ar ar y Hu y Hu bs bs
a. a. Pos Pos iti iti on th on th e tru e tru ck so t ck so t hat t hat t he dr he dr ain pl ain pl ug ug
for one of the planetary hubs is at the for one of the planetary hubs is at the
6 o’clock position of hub rotation. 6 o’clock position of hub rotation.
b. b. Par Par k th k th e tru e tru ck on ck on a har a har d, le d, le vel s vel s urf urf ace ace , ,
block the wheels in both directions, apply block the wheels in both directions, apply
the parking brake and Lock Out & Tag Out the parking brake and Lock Out & Tag Out
the truck. the truck.
c. c. Pro Pro vid vid e a s e a s uit uit abl abl e co e co nta nta ine ine r to r to cat cat ch ch
draining oil and then remove the drain draining oil and then remove the drain
plug. plug.
d. d. Onc Onc e the oi e the oi l has co l has co mpl mpl ete ete ly dr ly dr ain ain ed, po ed, po si- si-
tion the truck so that the drain plug is in the tion the truck so that the drain plug is in the
3 o’clock or 9 o’clock position of hub rota- 3 o’clock or 9 o’clock position of hub rota-
tion (see tion (see Illustrations 14-1 Illustrations 14-1 and 14-2). and 14-2). Fill Fill
the hub with recommended oil (refer to the the hub with recommended oil (refer to the
Fuel and Lubricant Specifications Fuel and Lubricant Specifications in the in the
Appendices Appendices ) until the oil level is even ) until the oil level is even
with the bottom of the drain plug hole. with the bottom of the drain plug hole.
Re-install the drain plug. Re-install the drain plug.
e. e. Fol Fol low t low t he abo he abo ve pro ve pro ced ced ure ure s for se s for se rvi rvi cin cin g g
the hub on the other side of the drive axle. the hub on the other side of the drive axle.
Draining The Hydraulic Fluid From The Draining The Hydraulic Fluid From The Brake Brake
Housings Housings (Illustrations 14 1 and 14 2) (Illustrations 14 1 and 14 2) The The
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