6
NOTICE:
Dispose of hydraulic fluid in accordance with local environmental regulations.
3. Set jack in its level position.
Fill reservoir with 2-1/2 quarts of premium hydraulic jack oil. Reinstall oil filler screw.
4. Perform
Venting trapped air procedure
(page 4).
Lubrication
1. A periodic coating of light lubricating oil to pivot points, axles and hinges will help to prevent rust and assure that
casters and pump assemblies move freely.
Cleaning
Periodically check the pump piston and ram for signs of rust or corrosion. Clean as needed and wipe with an oily
cloth.
NOTICE:
Do not use sandpaper or abrasive material on pump piston or ram surfaces.
Storage
When not in use, store the jack with saddle fully lowered.
TROUBLESHOOTING
Symptom
Possible Causes
Corrective Action
Jack will not lift load
• Load is too heavy
•
Consider higher capacity jack
Jack will lift, but not maintain
pressure
•
Hydraulic unit malfunction
•
Discontinue use, Contact
Blackhawk Tech. Service
Jack will not lower after unloading
• Reservoir overfilled
• Ensure load is removed, then drain
fluid to proper level
Poor lift performance
• Fluid level low
•
Hydraulic unit malfunction
• Ensure proper fluid level
•
Discontinue use, Contact
Blackhawk Tech. Service
Jack will not lift to full extension
• Fluid level low
•
Ensure proper fluid level
