Hi-Force ATDP216 Operating Instructions Manual - Page 13
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Hi-Force ATDP pumps should be serviced and repaired only by authorised Hi-Force repair centres. The
following table gives possible causes and solutions for common problems.
Problem
1. Pump will not start. Or
runs erratically.
2. Motor stalls before full
operating pressure is
reached.
3. Pump struggles to
build pressure or
maintain pressure
under load.
4. Overload protection
valve leaking.
5. Noisy Operation
10.0 Troubleshooting
TROUBLESHOOTING GUIDE
Possible Cause
a. Mufflers blocked or iced up.
b. Fluid supply starvation.
c. Insufficient air supply,
d. Insufficient lubrication.
e. Pump is damaged, seized or worn. Contact your local Hi-Force office / distributor.
a. Insufficient air supply.
a. Release valve incorrectly closed.
b. Valve is damaged, seized or worn
a. Air/hydraulics overloaded
b. Faulty Valve.
a. Air trapped in the hydraulic system. Bleed air from the system. (See section 5.3)
b. Air leaking into the hydraulic
system.
c. Oil level too low.
Operating Instruction Manual:
OM-ATDP-01
Solution
I.
Check mufflers.
II.
Check Killfrost level.
Check supply.
Check supply lines and pressure.
I.
Check lubrication level.
II.
Service pump.
Check supply lines and pressure.
Check release valve.
Contact your local Hi-Force office / distributor.
I.
Check pressures.
II.
Contact your local Hi-Force
office / distributor.
Visually inspect all areas where air might leak
into the hydraulic system.
Check unit for visible leaks. Add oil as per
section 5.2.
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