19
4111-0070 — May 2017
June 2017
INSTALLATION
1. Lock-out and tag-out the leveler.
2. Support the leveler in the stored position
with securing the maintenance props in the
maintenance position (See page 24).
3. Remove lower hoist cylinder mounting pin(s).
4. Turn power back on, cycle the hoist cylinder up
and down at least once to make sure cylinder is
fully extended.
5. Position the RRH platform to 5 degree over
center. After adjusted tighten jam nut.
6. Install rue clips in lower mounting pin(s).
7. Move Maintenance props to stored position.
1. Begin by supporting the RRH leveler in the stored
position with securing the maintenance props in
the maintenance position.
2. Lock-out and tag-out the leveler (p.24).
3. Disconnect the lower hoist cylinder mounting
pin(s).
4. Open down speed flow control valve (turn
counter clockwise). Down speed control valve is
located on hoist cylinder or valve block (p.29).
5. Restore power to the leveler.
6. Cycle the hoist cylinder(s) up and down at least 6
times using the leveler’s own hydraulic power.
7. Reconnect the hoist cylinder rod eye(s) to the
base of the embed or carriage.
8. Adjust down speed flow control to factory
settings. The settings is a leveler down speed
of 15-20 seconds from stored to full below dock
position.
9. Maintenance props must be rotated and secured
in the stored position.
10. The lip cylinder is self purging. Lower the leveler
to a 45 degree angle. Cycle lip by depressing
the LOWER and LIP button(s) together to lower
the lip. Depress the RAISE and LIP button(s)
together to raise the lip.
Purging Air from the RRH Hydraulic System.
Rod Eye Adjustment & New Installation.
A
B
TOLERANCES
(UNLESS OTHERWISE NOTED)
FRACTIONAL:
1/32"
DECIMAL:
.00 =
.01"
.000 =
.005"
ANGULAR:
1
MATERIAL
DRAWN BY
CHECKED BY
DRAWING NO.
DATE
mikemartin
2/4/2015
vs prop
P O W E R A M P
M C G U I R E
D L M
S Y S T E M S, I N C.
L o a d i n g D o c k E q u i p m e n t
This print is the property of Systems, Inc. and represents a proprietary article in which Systems, Inc. retains any and all
patent and other rights, including exclusive rights of use and/or manufacture and/or sale. Possession of this print does
not convey any permission to reproduce, print or manufacture the article or articles shown therein, such permission to be
granted only by written authorization signed by an officer or other authorized agent of Systems, Inc. thereof.
STOCK NO.
Decal Size: 4 x 6.25
File Name: 1751-0555 Rev E
CRUSH HAZARD
DO NOT WORK UNDER OR IN FRONT OF RAIL
RAMP
unless ALL maintenance props have been
properly positioned and secured. Side
maintenance props must be positioned and
secured with screw and nut as shown in figure “A”
below. Failure to do so will result in death or serious
injury. Refer to owner’s/user’s manual for proper
procedure.
Stored
Position
Maintenance
Position
Screw and Nut
Maintenance
Prop
FIG.“A”
1751-0555 Rev E
File Name: 1751-0138 Rev B
Decal Size: 4 x 2
CRUSH HAZARD
DO NOT REMOVE
hydraulic cylinder until leveler is
safely supported by maintenance prop. Refer to
owner’s/user’s manual for proper maintenance
procedure. Failure to comply will result in death or
serious injury.
1751-0138 Rev B
ALWAYS stand clear of dock leveler lip when
working in front of the dock leveler.
Rod Eye
Pin
Jam Nut
