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Installation
Installation
Precautions
Before starting work, make sure that the safety instructions in the chapter
Safety
DANGER: Electrical Hazard
Before starting work on the unit, make sure that the unit and the control panel are isolated
from the power supply and cannot be energized. This applies to the control circuit as well.
DANGER: Inhalation Hazard
Before entering the work area, make sure that the atmosphere contains sufficient oxygen
and no toxic gases.
Pump manuals
The jet aerator is based on a submersible Flygt pump and a Flygt designed ejector
system. For the installation, operation, and maintenance of the pump, see the appropriate
pump manual.
Precautions before work
Observe these safety precautions before you work with the product or are in connection
with the product:
• Provide a suitable barrier around the work area, for example, a guard rail.
• Make sure that all safety guards are in place and secure.
• Make sure that you have a clear path of retreat.
• Make sure that the product cannot roll or fall over and injure people or damage
• Make sure that the lifting equipment is in good condition.
• Use a lifting harness, a safety line, and a breathing device as required.
• Allow all system and pump components to cool before you handle them.
• Make sure that the product has been thoroughly cleaned.
• Disconnect and lock out power before you service the pump.
• Check the explosion risk before you weld or use electric hand tools.
Requirements
Before installation of the jet aerator, do the following:
• To ensure proper installation, use the dimensional drawings.
• Always remove all debris and waste material from the sump, inlet piping, and
NOTICE:
Never force piping to make a connection with a pump.
Lifting equipment requirements
• A pump lift and a chain sling are supplied and must be used to lift the jet aerator.
• Assembly of the lifting equipment must be done according to the assembly
In addition to the guidelines in chapter Transportation and Storage, observe the
following:
10
Flygt jet aerator JA 112, JA 117, JA 217, JA 317 Installation, Operation, and Maintenance Manual
(page 2) have been read and understood.
property.
discharge connection, before you install the product.
instructions.
Introduction and
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