PS Magazine - MAY 1982
PS, The Preventative Maintenance Monthly
ISSUE 354
MAY 1982
-±
·
Keep a sharp PM-eye on
t
e rubber pads on the 27±ft bridge erection boat
cradle. You'll save a heap of equipment downtime and dollars²
Loading a boat
·
onto a cradle that has bad or missing rubber pads 1s
guaranteed to "deep-six³ it for longtime maintenance´
,.±²³´-µ¶_·¸
Like so: The aluminum hull scrapes across the cradle supports and shears the
HUll rivets² You'll have a leaking boat ²²µ and that sinking feeling²
60
•
Be sure to center the keel on
The afT rubber pad as the sTern
comes out of The waTer. If it's off
cenTer, you±LL tear off the rubber pad
when you straigHten the boaT on the
transporter.
¶RANs¸OR¶eR
O¸er¹¶oR
WINches
the
DOllº ON bOard» The 2 sets oF ¶IeDOWN
¼O¸es ½e¹N less slI¸p¾ge and da½¿ge
¶À ¶He p¹Ds.
NOTE: If your CO gives his OK,
us² wire lasHing ropes ratHer than
nYlon. Wire ropes won't stretcH
and Let tHe boat slip on the pads
during retrieval³
Para 4ÁÂ6, TM 5±2090-200ÁÂ2&P,
Has ¶he pu¶-andÃtake ¸oOp Àn Rubbe¼
¸¹Ds. CĶ ¶he pads fro½ a sqÅare ºarD
ÀF JÆ-in ¶hIck sÀlid rÅbbeR sheetIngÇ
ÈSÈ É320Ã0Â-Ê20-3 543.
Ëake the holes, and size and sHa¸e
the pads like it says in Ìig 4-2²2. GlUe
Íem to the supports with synthe¶ic
rubBeR adhesive² ÈSÈ 8040-00-262-
9005 gets a gallon; 8040Á00Á290Á4Î0Â,
a quartµ
ÈeveR use a cradle with ½issing
paDs, pads that are less than
V
inch
thick, or pÏds that have Rips mOre thaN
3 inches long²
ÈeveR load a boat tHat's ofF center
l
i;:
=±
²³´
µ¶·¸¹º
»¼½¾¿
À
Á
on the af¶ pad.
61
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