PS Magazine - JUNE 1984
PS, The Preventative Maintenance Monthly
ISSUE 379
JUNE 1984
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:
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1
i
Vehicle Operators .±²
Stops Save Bridges
Ribbon Bridge ³´µ
Give Unfold±ng LEvERs a Lift
Each time you operaTors drop and reTrieve yoUr bridge bay on a hard· sUrfac±,
the uNfoldiNg levers ²ke a B±aTiNg.
³HeY rub agaiNst the GrouNd uNde The weight of the bridge baY, ofTen geTTiNG
BenT or torN comPleTeLy oF their hOUsiNGs. ³He resULt is more work ´r your Unit
mecH or direcT sUpportµ
¶ive th± levers relief by puTTing wo¸den or cem±nt blocks under both rear cor-
NerS of the bay. ³hat will Raise them oF the ground and oUT of daNger.
¹e sUre to sTay oUt ºom uNder the bay wHile you're PosiTioning the blocks»
Put blocks under
rear of briDge bay .±²
14
JUN 8
\
·- ±²³
¶i··on ¸riDGe EreCTIon ¸oats
¹º»
²everse the Fender±Ng Bolts
¼M 5½1940¾277¿20 says To inserT THe
-
±.²³
Àndering sectionsÁ moUnTing bolts ÂÃom
inside THe boatÄ
Ånly TroUble is, i a ribbon bridge bay
or anoTHer boat bUmps inTo THe ÆnderÇ
ing, THe boÈT ends RUb againsT THe Æn-
dering and rip THe sofÉ rUbberÊ ¹eÂore
yoU Know iT, THe boaËÌs beacHed Ír
repairs.
Îo, TÏrn THe bolTs aroUnd so THe Heads
are
outside
THe boaTÐ ¼HaT way, THe
boÑTs canÌT rip THe rUbÒerÊ
¼He boÑTs arenÌT lon
g
enoUgH To be
any danger to people inside THe boaÓÔ
LattIC¼ ¸½½m ¾raN¼S ¿À±
CHecK now To see How THose bolTs are
mounTed. ÕeVerse THem i necessary,
and yoU
'11
saVe ÖoUrsel some worK in
THe long rUn.
Keep Boom Stops Sl±D±ng Free
ÕUsT or dirT can cause THe boom sTops on laTTice ×oom Øranes To bindÙ ¼Hen,
wHen THe boom is raised, THe stops benD.
¹oom stops Keep THe boom Ârom ×eing raised Too Â
A
r and Úlling bacK onTo
THe crane.
IÂ yÛUr sTops are rÏsTed, bUT noÜ sTUØK, Use a wire ×rusH To remoVe any looÝe
rUsTÔ ¼Hen applÖ a ligHT coaTing o CW ÞI I To Head oß more rUsTà áÎá 9150¿â0ã
23äå5199 geTs a æÞl× Øan.
ço easy wiTH THe grease. IÂ yoU Use Too mUcH, iT wiÑÑ mix witH dUst anD DirT
and ØÑog Up THe worKs, Tooè
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