Model Q12
Installation, Operation and Maintenance
Page 7
Rev. 02/01/15
Q12-IOM-Q.
doc
31) Extend the footpad to both extents and apply anti-
seize to the three retaining rings and where the
double screw makes contact with the base of the
footpad.
E
LECTRICAL
32) Refer to
Fig 10 Wiring Diagram
for all steps under
this heading.
Single Phase
33) Connect the Overhead Limit Switch Cord to Power
Unit as shown.
34) Connect Power Unit to suitable electrical source as
shown.
Three Phase
35) Power unit is factory wired for 240 volt. Refer to
wiring diagram or motor plate for optional voltages.
36) Connect Contactor Enclosure to column. Mounting
hardware should be centered on the column side to
side to avoid the path of the slide blocks.
37) Connect Overhead Limit Switch Cord to Contactor
as shown.
38) Connect Contactor to Power unit as shown.
Connect Contactor to suitable electrical source as
shown.
IMPORTANT
:
A
FTER WIRING HAS BEEN COMPLETED
,
TEST
OPERATION OF
P
OWER
U
NIT
&
O
VERHEAD
L
IMIT
SWITCH
.
W
HILE RAISING LIFT
,
OPERATE
O
VERHEAD
S
HUTOFF
B
AR
.
P
OWER
U
NIT
M
OTOR SHOULD STOP
WHEN
S
HUTOFF
B
AR IS RAISED
.
C
OLUMN
D
ECAL
P
LACEMENT
39) Apply decal to each column extension as described
in
Fig. 9
below.
Fig 9 – Decal Placement
F
INAL
A
DJUSTMENTS
H
YDRAULICS
40) Lower the lift to the floor and raise the lift
approximately one foot.
41) Start with Idler side first. Slowly and carefully
loosen the bleed plug on top side of the
cylinder just enough to allow the entrapped
air to escape. Repeat for power side.
42) Raise lift 6 inches. Repeat step 41 until no air
comes out of cylinder.
43) Pressure test hydraulic system. Energize
power unit, raise lift to full rise and continue
to run motor for additional 10 seconds.
(NOTE: pressure relief will make a high pitch
squeal sound for these 10 seconds.) Check
hydraulic system for leaks.
44) Energize power unit again for 10 seconds.
With a clean rag, wipe down both cylinder
rods. (The cylinders are shipped with a small
amount of clear anti-corosive lubricant that
will be forced out through the wiper when the
lift reaches full rise.)
If lubricant is not
wiped clean from the cylinder rod, the
cylinder will apear to be leaking
.
S
YNCHRONIZING
C
ABLES
45) Raise lift and insure carriages lower into
same lock position.
46) Adjust synchronizing cables so the tension is
equal in both cables and carriages are firmly
sitting on locks.
47) Cycle lift to insure that latches operate
simultaneously.
L
OCK
R
ELEASE
C
ABLE
48) Raise lift to a lock position but don’t set into
the lock. Pull and release Power Column
lock release handle while watching Idler
Column lock. Adjust Cable tension by
removing slack and retightening cable clamp
at the power side.
IMPORTANT: I
F IDLER SIDE
LOCK PAWL DOES NOT FULLY DISENGAGE
,
DAMAGE
MAY RESULT TO IDLER SIDE CARRIAGE AND OR CABLE
SYNCHRONIZING SYSTEM
.
49) Tighten and trim wire ties.
50) Remove lock release knob and install both
covers. Replace lock release knob.
ARM
PIN
KEEPER
INSTALL
51) Slide the arm pin into the carriage, arm, and
collar.
Fig 10
.
52) Once the set screw is finger tight against the
arm pin, tighten ¼ turn with tool.
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