AME INTERNATIONAL www.ameintl.net
4
Always keep cylinder clean, use dust cap to protect coupler.
After finish work, Cylinder must be fully retracted, cleaned and stored in ventilation,
moist-proof, corrosion-proof place.
7. TROUBLE-SHOOTING
WARNING:
AME International Cylinders should be repaired only by a qualified
operator or authorized AME International Service Center. Repair cylinders without
special tools and knowledge may result in personal injury. Please release pressure and
disconnect hose(s) before making repair.
Problem
Cause
Solution
Cylinder
will
not
extend
or
fully
extend
1.Pump release valve open
2.Couplers not fully tightened
3.Oil level in pump reservoir is low
4.Pump or valve malfunctioning
5.Overload for cylinder
6.Cylinder piston rod binding
1.Fully tighten pump release valve
2.Fully tighten couplers
3.Fill oil in pump
4.Repair or use another pump and valve
5.Change another cylinder with appropriate
capacity
6.Check for dirt or leaks, change the damage
parts
Cylinder can not
maintain pressure
1.Leaky connection
2.Cylinder seals leaking
3.Release valve not fully closed
4.Pump or valve malfunctioning
1.Clean and reseal thread, tighten connection
2. Replace worn seals. Clean inside cylinder and
use clean hydraulic oil
3. Fully tightening the release valve
4. Repair, or use another pump and valve
Cylinder
extends
slower than normal
1. Leaky connection
2. Coupler not fully tightened
3. Pump malfunctioning
1.Clean and reseal thread, tighten connection
2. Fully tighten couplers
3. Repair or use another pump and valve
Cylinder extend in
dithering
1. Air in system
2. Cylinder piston rod binding
1. Bleeding air in the system
3. Check for dirt or leaks. Check for bent,
misaligned and worn parts
Cylinder
leaks
hydraulic oil
1. Leaky connection
2. Worn or damaged seals
3. Cylinder damage
1.Clean and reseal thread, tighten connection
2.Replace worn seals, clean inside cylinder and
use clean hydraulic oil
3. Use new cylinder of contact with your nearest
Authorized AME International Hydraulic Service
Center.
