Maintenance; Overview; Power Source - ESAB Warrior 400i CC Manual De Instrucciones

6 MAINTENANCE

6 MAINTENANCE
6.1

Overview

Regular maintenance is important for safe, reliable operation.
Only personnel with the appropriate electrical skills (authorized staff) may remove safety
plates.
CAUTION!
All warranty undertakings from the supplier cease to apply if the customer
attempts any work to rectify any faults in the product during the warranty period.
6.2

Power source

To maintain the performance and increase the lifetime of the power source it is mandatory to
clean the product regularly. How often depends on:
• the welding process
• the arc time
• the working environment
• the surrounding environment, that is grinding etc.
Tools needed for the cleaning procedure:
• torx screwdriver, T25 and T30
• dry compressed air at a pressure of 4 bar
• protective equipment like ear plugs, safety glasses, masks, gloves and safety shoes
CAUTION!
Make sure that the cleaning procedure is done in a suitable prepared workspace.
Cleaning procedure
1. Disconnect the mains supply.
2. Wait for 4 minutes to discharge the capacitors.
3. Remove the side panels on the power source.
4. Remove the top panel on the power source.
5. Remove the plastic cover between the heat sink and fan (b).
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© ESAB AB 2014