Poweramp VH SERIES HYDRAULIC - Manual (Page 26)

24 4111-0002 — January 2012 24
MAINTENANCE
Periodic Maintenance
To ensure normal operation of the dock leveler,
use only aircraft hydraulic fluid designed to meet
or exceed military specification MIL-H-5606. It is
recommended that the following hydraulic fluids be
used:
• ULTRA-VIS-HVI-15
• Aero Shell Fluid 4 or Fluid 41
• Mobile Aero HFA Mil-HS606A or Aero HF
• Texaco Aircraft Hydraulic Oil 15 or 5606
• Exxon Univis J13
These fluid brands can be mixed together. Mixing
with fluids that do not meet or exceed MIL-H-5606G
may damage the equipment and WILL void warranty.
Use of hydraulic fluids with equivalent specifications
to those listed here are acceptable.
A— Lip Hinge Area
B— Valve Lever Pivot on Logic
Block
C— Platform Hinge Area
D— Platform Cylinder Trunnion E— Platform Cylinder-to-Platform Pin
F— Lip Cylinder-to-Platform Frame Pin G— Lip Lifter and Lift
Cylinder Pin
IMPORTANT
Use of fluids that do not have equivalent
specifications to those in the following list will result
in abnormal operation of the dock leveler and
voiding of warranty.
Before performing any maintenance under the
dock leveler, lock the electrical power source in
OFF position and lock the maintenance prop in the
service position using an approved locking device.
(See Service Dock Leveler Safely in this section.)
Failure to follow these instructions may result in
serious personal injury or death.
A
G
B
F
C
D
E