Cleaning - SMA FUEL SAVE CONTROLLER 2.0M User Manual

SMA Solar Technology AG

11 Cleaning

Additionally required maintenance material (not included in the scope of delivery):
☐ Use touch-up sticks, paint brushes, spray paint or 2K-PUR acrylic paint to repair minor surface damage.
☐ Use touch-up paint or 2K-PUR acrylic paint to repair extensive surface damage.
Danger to life from electric shock due to live voltage
Danger of electric shock if work is executed incorrectly or under fault conditions. An electric shock can lead to death
or serious injury.
• Disconnect the supply voltage and the measuring cables for the current- and voltage measurement before
performing any work on the Fuel Save Controller.
• Observe the five safety rules when disconnecting the supply voltage:
– Disconnect from voltage sources.
– Ensure that the device cannot be reconnected.
– Ensure that no voltage is present.
– Ground and short-circuit the device.
– Cover and isolate any adjacent live components.
Damage to the Fuel Save Controller due to moisture penetration
Penetrating moisture can cause short circuits and damage the Fuel Save Controller.
• Use a moist cloth to remove dust. Do not use solvents, abrasives or other corrosive substances.
Procedure:
1. Check whether the Fuel Save Controller shows any externally visible damage.
If the Fuel Save Controller shows any externally visible damage, carry out the following measures:
• Decommission the SMA Fuel Save Controller (see Fuel Save Controller installation manual).
• Contact the SMA Service Line (see Section 12, page 68).
2. Remove coarse dirt contamination from the outside of the enclosure with a soft brush or similar tool.
3. Remove dust from the outside of the enclosure using a moist cloth.
4. Check the enclosure for corrosion and eliminate if necessary:
• Use touch-up sticks, paint brushes, spray paint or, alternatively, 2K-PUR acrylic paint to repair minor surface
damage. When doing so, adhere to the relevant instructions of the paint manufacturer.
• Use touch-up paint or 2K-PUR acrylic paint to repair extensive surface damage. When doing so, adhere to
the relevant instructions of the paint manufacturer.
User Manual
11 Cleaning
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