General Instructions - Astralpool V-HEAT Serie Manual De Instrucciones

V-HEAT SERIES · AIR/WATER SYSTEM
filter-drier, expansion valve, etc. and replace if necessary. Verify that the equipment is powerful enough for the
existing thermal conditions.
Excessive noise: The fastening screws of the compressor or fan are loose: Tighten all the fastening elements.
⋅
⋅ Check the compressor oil level.
⋅ The compressor produces internal bumping noises: Check that the noise does not come from any fluid leak from
overheating (see section of refrigerant charge).

GENERAL INSTRUCTIONS

- Any intervention in the refrigeration circuit must be made following the applicable safety regulations: recovery of
refrigeration fluids, nitrogen welds, etc.
- Any welding intervention must be made by qualified welders.
- For units loaded with R407C, refer to specific instructions in the user manual.
- Piping can only be replaced by copper pipes according to standard NF EN 12735-I.
- Search for leaks:
1. Never use oxygen or dry air, danger of fire or explosion.
2. Use dry nitrogen or the mixture of nitrogen and coolant indicated in the plate.
- Any substitution of parts different to the ones considered by the manufacturer, any modifications in the refrigeration
circuit, any substitution of refrigeration fluid by a fluid different to the one indicated in the plate or any use of the unit
beyond the limits specified in the unit documentation would result in the cancellation of the guarantee.
- All information must be registered in the unit manual that must be included in the installation project.
In the following table there are the meeseges shown by the display in case malfunction of the unit:
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