TM-5-5420-279-10
Table 8.6 Operators PMCS Parallel or ramp unit (After)
Location
Not Fully Mission
Item
Interval
Procedure
Item to Check
Capable If:
No.
Service
190
After
Parallel or
Visually examine the bridge unit
Damage or class 2
ramp unit,
dampers (x4) for damage or fluid
leak evident.
damper
leaks
Attachment points secure
Attachments loose.
191
After
Parallel or
Check for damage of dowel pins
Excessive damage
ramp unit,
beyond normal wear and tear.
or wear evident.
dowel pins and
Ensure dowel pins present and
Pin not present, hole
dowel holes
inspect dowel holes for blockage
blocked.
192
After
Parallel or
Examine shootbolts and holes for
Excessive damage
ramp unit,
damage beyond normal wear and
evident.
shootbolts
tear.
Check they correctly operate up
Will not operate.
and down.
193
After
Parallel or
Inspect mount resilient and birds
Excessive damage
ramp unit,
beak for damage beyond normal
evident.
mount resilient
wear and tear.
and birds beak
194
After
Parallel or
Check the tightness of jaw securing
More than 4 bolts of
ramp unit,
bolts.
the 19 fitted to any
rotabolts on
Grip the rotabolt cap as if you are
jaw will rotate
jaws
holding a pen. Gently attempt to
(15 Fully tight).
rotate the bolt cap, when correctly
NOTE
tightened no rotation is possible.
Carry out after
NOTE
every 500
crossings or yearly
When the torque setting is 95%
which ever is first.
of the correct torque, rotation is
possible with a slight drag being
felt.
195
After
Parallel or
Check for damage of compression
Excessive damage
ramp unit,
faces beyond normal wear and
evident.
compression
tear.
faces
196
After
Parallel or
Check for distortion and damage,
Excessive damage
ramp unit, top
beyond normal wear and tear.
evident.
chords and
track-way
decking
197
After
Parallel or
Check for, distortion and damage,
Excessive damage
ramp unit,
beyond normal wear and tear.
evident.
bottom chord
8-63
