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Startup
The hydraulic power pack operates at a high pres-
sure and high voltage. Be careful during operation
and always wear the appropriate protective gear.
1. Ensure all hydraulic connections are tight.
2. Turn on main power to power pack.
3. Turn power switch to the ON position.
4. Set system settings in ADM. See system operation
manual for instructions.
Operation
Pressure Relief Procedure
Trapped air can cause the pump to cycle unexpect-
edly, which could result in serious injury from splash-
ing or moving parts.
Always relieve hydraulic pressure of AC power pack:
•
Before performing system maintenance
•
Long term (over night) shutdown
1. Shutdown the power pack. See Shutdown.
NOTE: Ensure that the motor is not running.
2. Press in the lower solenoid of the accumulator
charging directional valve.
F
. 16
IG
3A0238G
3. Ensure that the pressure gauge is zero psi.
4. To relieve pressure in material hoses, perform Pres-
sure Relief Procedure in HFR manual 313997.
Shutdown
1. Shutdown HFR.
2. Turn main power switch to the OFF position.
3. Turn off and lock out main power.
Startup
21
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