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Page Title:
Section IV. CORRECTIVE MAINTENANCE |
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 CORRECTIVE MAINTENANCE
4-1 GENERAL
This area of maintenance shall consist essentially of
localizing the trouble in a defective unit, making the necessary
repair or part replacement, adjusting and testing to verify that
the repaired item meets performance requirements.
The electronic control drawer may be removed for bench
The line cord is attached to this drawer and
testing and repairs.
may be connected to any convenient 120V 60 Hz power supply. TO
remove this drawer proceed as follows:
(a) Disconnect the power line to the motor, and the signal
Disconnect ground strap.
line to the flowmeter turbine.
(b) Extend drawer until retainers catch at halfway position.
Release retainers and pull drawer to the full extension of the
drawer slides.
(c) Press release buttons on the drawer slides and carefully
remove control drawer.
The hydraulic system can be operated with the electronic
control drawer removed by connecting the motor line cable to a
120V 60 Hz power supply.
The hydraulic system will operate immediately unless an auxiliary
switch is provided.
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