Taylor TX180S, Maintenance Manual

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A-21 A-21
TX / TXH / TXB 180S - 400L (4/07) TX / TXH / TXB 180S - 400L (4/07)
cyclic stress necessary) cyclic stress necessary)
from hostile environment by from hostile environment by
lubricating more frequently lubricating more frequently
5. Cracked Plates (Corrosion Fatigue) 5. Cracked Plates (Corrosion Fatigue)
Perpendicular to Pitch Line, plus rust Perpendicular to Pitch Line, plus rust
or other evidence of chemical or other evidence of chemical
corrosion corrosion
Corrosive environment and Corrosive environment and
cyclic motion (chain under cyclic motion (chain under
cyclic operation) cyclic operation)
Replace Replace chain chain and and protect protect
from hostile environment by from hostile environment by
lubricating more frequently lubricating more frequently
A A p p p p e e a a r r a a n n c c e e a a n n d d / / o o r r S S y y m m p p t t o o m m P P r r o o b b a a b b l l e e C C a a u u s s e e C C o o r r r r e e c c t t i i o o n n
6. Tight Joints 6. Tight Joints
Dirt or foreign substance Dirt or foreign substance
packed in joints packed in joints
Corrosion and rust Corrosion and rust
Bent pins Bent pins
Replace chain Replace chain
Replace chain Replace chain
Clean and relube Clean and relube
7. Enlarged Holes 7. Enlarged Holes
High overload, dropping and High overload, dropping and
catching load catching load
Replace chain and correct Replace chain and correct
cause of overload cause of overload
8. Worn Contour (Edge Wear) 8. Worn Contour (Edge Wear)
5% of H 5% of H
H H
Normal wear on sheave bearing Normal wear on sheave bearing
area area
Abnormal wear, Abnormal wear, rubbing on rubbing on
roller roller
Replace chain and correct Replace chain and correct
cause of overload cause of overload
Check chain roller bearing Check chain roller bearing
Replace chain when wear Replace chain when wear
reaches 5% of H. reaches 5% of H.
9. Worn Surfaces on Outside Links 9. Worn Surfaces on Outside Links
or Pin Heads or Pin Heads
Misalignment, rubbing on roller Misalignment, rubbing on roller
flanges flanges
Check alignment of Check alignment of
anchors, chain rollers anchors, chain rollers
d h i ll i d h i ll i
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