d
e
f
g
h
©
Street
Crane
Co
Ltd
Ref:
D3256
rev.
B
Page
21
of
103
3.4
INSTALLATION
OF
LOW
HEAD
4&8
FALL
SINGLE
GIRDER
HOIST
Measure
the
runway
flange
width.
Whilst
the
hoist
is
on
the
floor
and
stood
on
the
packing
feet,
slacken
the
4
‐
M12
locking
grub
screws
that
secure
the
panel
side
trolley
frame
to
the
legs
(do
not
release
any
fixings
on
the
hoist
barrel
side).
Open
the
trolley
frame
until
the
gap
between
the
ends
of
the
wheel
axles
is
at
least
20mm
wider
than
the
width
of
the
runway
flange
(see
Figure
9).
Do
not
remove
the
circlips
on
the
ends
of
the
legs.
Figure
9
–
Installing
the
Low
Headroom
Trolley
Disconnect
the
reaction
roller
assembly
from
the
wheel
support
casting
by
removing
the
circlip
and
washer
on
the
end
of
the
pin.
Withdraw
the
reaction
roller
assembly
from
the
wheel
support
casting
(see
Figure
10).
Figure
10
–
Withdrawing
the
Reaction
Roller
Raise
the
hoist
to
runway
level,
use
the
lifting
lugs
provided
see
Figure
6.
Push
the
barrel
side
trolley
onto
the
runway
flange
until
the
hoist
side
guide
rollers
touch
the
toe
of
the
runway.
Secure
the
barrel
side
frame
against
moving.
Ensure
that
the
reaction
roller
is
held
in
the
correct
orientation
with
the
spring
pointing
outwards,
horizontally.
Push
the
panel
side
trolley
onto
the
runway
(tap
with
rubber
/
nylon
mallet
as
necessary)
until
the
gap
between
guide
roller
and
toe
of
flange
is
between
3
and
5mm
(see
Figure
11).
Check
that
the
gap
is
the
same
at
both
ends.
Summary of Contents for ZX6
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