Installation, Operation and Parts Manual
EE-612E
25
MAINTENANCE
It
is
advised
to
change
the
hydraulic
oil
three
month
after
initial
use
and
once
per
year
thereafter
for
which
could
prolong
the
service
life
of
the
pump.
Easy
and
low
cost
routine
maintenance
can
ensure
the
lift
work
normally
and
safely.
Following
are
requirements
for
routine
maintenance.
You
may
decide
the
frequency
of
routine
maintenance
by
consulting
your
lift’s
working
conditions
and
time.
Lubricate
the
following
parts
with
NO.1
lithium
based
grease.
6.1.
Daily
checking
items
before
operation
The
user
must
perform
daily
check.
Daily
check
of
safety
lock
system
in
very
important
–
the
discovery
of
device
failure
before
action
could
save
time
and
prevent
great
loss,
injury
or
casualty.
∙
Before
operation,
judge
whether
the
safety
locks
are
engaged
by
sound.
∙
Check
whether
oil
hose
well
connected
and
whether
it
leaks
or
not.
∙
Check
the
connections
of
chain
and
steel
cable
and
check
the
power
unit.
∙
Check
whether
expansion
bolts
are
firmly
screwed.
∙
Check
if
arm
lock
works
well
or
not.
6.2.
Weekly
checking
items
∙
Check
the
flexibility
of
moving
parts.
∙
Check
the
working
conditions
of
safety
parts.
∙
Check
the
amount
of
oil
left
in
the
oil
tank.
Oil
is
enough
if
the
carriage
can
be
raised
to
highest
position.
Otherwise,
oil
is
insufficient.
∙
Check
whether
expansion
bolt
s
firmly
screwed.
6.3.
Monthly
checking
items
∙
Check
whether
expansion
bolts
are
firmly
screwed.
∙
Check
the
tightness
of
the
hydraulic
system
and
screw
firm
the
joints
if
it
leaks.
∙
Check
the
lubrication
and
abrasion
circumstance
of
axial
pins,
carriages,
lifting
arms
and
other
related
parts
and
replace
in
time
with
new
ones
if
they
failed
to
work
well.
∙
Check
the
lubrication
and
abrasion
circumstance
of
steel
cable.
6.4.
Yearly
checking
items
∙
Empty
the
oil
tank
and
check
the
quality
of
hydraulic
oil.
∙
Wash
and
clean
the
oil
filter.
If
users
strictly
follow
the
above
maintenance
requirements,
the
lift
will
keep
in
a
good
working
condition
and
meanwhile
accidents
could
be
avoided
to
a
large
extent.
Summary of Contents for EE-612E
Page 19: ...Installation Operation and Parts Manual EE 612E 19 2 Fix electromagnets 3 Fix limit switches...
Page 28: ...Installation Operation and Parts Manual EE 612E 28...
Page 31: ...Installation Operation and Parts Manual EE 612E 31 Three phase...
Page 32: ...Installation Operation and Parts Manual EE 612E 32...
Page 33: ...Installation Operation and Parts Manual EE 612E 33...
Page 34: ...Installation Operation and Parts Manual EE 612E 34...
