PS Magazine - TB 43-PS-415

PS, The Preventative Maintenance Monthly

ISSUE 415

JUNE 1987

PS Magazine - TB 43-PS-415 - Page 21 of 33
I!
!•
'/
40 PSi
needed±
,
²
Examine the tire tread
fr
wear,
cracks
and
cuts. Replace damaged
tires. Keep them inFated
to 40 PSI all the tiMe±
Set the ²ot pedals on
the two i³mobilizing jacks to raise the two ´ont casters oµ the dec¶. The plat-
²rm shouldn't move when they're in place. I· fot pressUre doesn't set the jack
pads, grease the pivot points.
pum³
³latform
to full
hE´ght
Pump the platfrm and s¸aircase to ¹ll height. ºake sure you Get the li» you
need, with a smooth operation.
Be sure the hyd¼Aulic cYlinder lOking
collar set and release work ½ight. ¾lways
use it¿ Hydraulic Àilure can let the plat-
f½m come crashing down. ÁNock the
cylinder and lower the platfrm fr
storage.
Change the plat·orm weight lÂmit sten-
ciled on the sides o· the plat·orm. It
should read 750Ãlbs ²r both ÄÅ1 mÆels.
38
AvµONµcs .¶.
Protect Structural Panels
When a radio or other avionics equip-
ment is removed ´om your bird, Çe
moUnt thumbscrews hang down Èd rest
on the mount's panels.
Then, when Éhe bÊd Fies or the Ë
is rUn up, the thumbscrews vibrate and
bounce, damaging the panels.
To prevent damage, install tape sel·
ÌÍÎÏÐÑ
adhesive, ÒSÒ 8135ÓÔÃ923Õ059Ö, directly on the structural panels under the
thumbscrews.
×r tØe down the thUmbscrews with electriÙal tieÃdown straps. ÒSÒ 5975ÅÔÃ
570Ã9598 gets ÖÔ.
39


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