Eagle Hydraulic Operation And Troubleshooting Manual page 5

12 & 24 volt dc power units
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SYMPTOMS AND SOLUTIONS - EASY TROUBLESHOOTING GUIDE
Please use this guide to easily troubleshoot your Eagle Hydraulic power unit. It is recommended to go through each step,
as this guide has been created in a logical sequence. If followed from top to bottom, you should go through all possible
symptoms and should be able to find the problem.
The most common situation you can easily fix:
Problem: If you have an option 2 and you are not able to build pressure
Cause: The manual override of the 2-way poppet valve has probably been left open
How to fix it: Push down on the poppet valve and turn clockwise until it locks. The manual override is now closed, and it
should operate properly.
The following table lists the most common problem you can encounter and what you should verify in each case.
SYMPTOM OR PROBLEM
The motor is not running
Solenoid starter clicks but the motor does not start
Motor runs, but unit will not build hydraulic pressure
OPERATION AND TROUBLESHOOTING GUIDE
VERIFICATION TO DO
Check the connection from your power supply to the DC motor.
Check the power to the solenoid starter.
Check for loose wire from solenoid starter to DC motor.
Make sure you have the right gauge of wire from your battery
to the unit.
Check for cracked terminal on solenoid starter, if so, replace
start solenoid.
If it's an older unit, check for rust buildup inside DC motor.
Solenoid valve manual override is open
Some of our units (Option 2) are equipped with a two-position
valve with a mechanical manual override. With stem of valve
pointing up, push down and turn clockwise until stem won't
turn. The manual override is now closed. Retry unit.
Gear pump might not be priming. Loosen the relief valve,
replace relief valve (torque to 22Nm) and retry unit.
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