ABH2015IQE01_ - Installation and Operation Manual
21. Preventive maintenance
The recommended preventive maintenance tasks must be carried out at least annually, except where otherwise
stated.
21.1. Safety conditions
DANGER
Before opening the unit, you must remove the power (see section
You must consider the set of conditions listed below as minimum requirements.
An open housing never implies an absence of voltage in the unit, so only qualified personnel may access the
unit, following the safe operation guidelines stipulated in this document.
Ingeteam accepts no liability for any damages caused by improper use of the equipment. You must propose
in advance to Ingeteam any work carried out on any equipment which implies a modification of the original
electrical arrangements. These must be studied and approved by Ingeteam.
All the maintenance checks included here must be carried out with the machine stopped, under safe conditions
for handling, including those specified by the client for these types of operation.
When carrying out maintenance work on the unit, you must wear the personal protective equipment specified in
section
“Personal Protective Equipment (PPE)”
of this document.
After completing the maintenance task, replace the front cover and secure it with the bolts supplied.
21.2. Condition of the housing
A visual check of the condition of the housing must be carried out, confirming the condition of the seals and the
cover, as well as the fixing of the units to their anchor points, both at the wall and on the transformer if this exists.
In addition, you must check the condition of the housing for dents or scratches that might degrade the housing
or cause it to lose its protection classification. If these types of defect are noticed, the affected parts must be
repaired or replaced.
Check that there is no moisture inside the housing. If moisture exists, dry it before making electrical connections.
Check the correct fixing of the housing components to their corresponding anchoring points.
21.3. Condition of cables and terminals
•
Check the correct path of the cables so they do not come into contact with live parts.
•
Check the insulation deficiencies and hot spots by checking the color of the insulation and terminals.
•
Check that the connections are properly adjusted.
21.4. Cooling system
•
Check the status of exhaust fans, cleaning and replacing them if necessary.
•
Clean the radiator fins and the cooling grids.
21.5. Environment
Check the environment to avoid amplifying or transmitting the buzzing sound.
68
Preventive maintenance
Ingeteam
