Hi-Force HPP21026 Manual de Instruções - Página 15

Procurar online ou descarregar pdf Manual de Instruções para Bomba de água Hi-Force HPP21026. Hi-Force HPP21026 16 páginas. Petrol driven hydraulic pumps

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Hi-Force HPP petrol driven hydraulic 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.
3. Pump runs but will not
build up to full operating
pressure.
4. Noisy Operation
5. Pump builds to full
pressure, but
cylinder/tool does not
advance/operate.
6. Pump running hot.
7. Cylinder/tool not
functioning correctly.
8. Cylinder/tool will not
retract.
9. Pressure gauge does
not read zero when
pump motor is
stopped.
10. Gauge displays no
pressure reading.

10.0 Troubleshooting

TROUBLESHOOTING GUIDE
Possible Cause
a. No Fuel
a. Reservoir breather has not been
installed.
b. Low oil level.
c. Adjustable relief valve incorrectly
set.
d. External oil leak in system.
a. Air trapped in the system.
b. Low oil level
c. Reservoir breather has not been
installed.
a. Advance or return flow line to
cylinder/tool restricted or blocked.
a. Low oil level.
b. Advance or retract flow restricted.
c. High pressure leakage at pump.
a. Cylinder/tool incorrectly connected
to pump.
b. Pump solenoid faulty.
c. Cylinder/tool fault.
d. Low oil level
e. Air trapped in the system
a. Valve malfunction.
b. Return flow line restricted or
blocked.
a. Pressure not relieved from system.
a. Faulty gauge.
b. Pump will not build pressure.
Operating Instruction Manual:
OM-HPP-01
Solution
Check fuel level.
Remove transit plate and install reservoir
breather.
Add oil.
Adjust relief valve pressure.
Contact your local Hi-Force office/distributor.
Bleed air from the system.
Add oil.
Remove transit plate and install reservoir
breather.
Check couplers (if fitted) for full engagement.
Add oil.
Check couplers (if fitted) for full engagement.
Contact your local Hi-Force office/distributor.
Check for correct system setup. Check
couplers (if fitted) for full engagement
Contact your local Hi-Force office/distributor.
See cylinder/tool's troubleshooting guide or
contact your local Hi-Force office/distributor.
Add oil.
Bleed air from the system.
Contact your local Hi-Force office/distributor.
i. Check couplers (if fitted) for full
engagement.
ii. Run motor while retracting cylinder/tool.
Turn the adjustable pressure relief valve fully
anti-clockwise to release the pressure.
Contact your local Hi-Force office/distributor
See problem 3 above.
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