ESIE19-06
|
Part 4. Maintenance
4.1. HRV unit
Page 52
21/01/20
|
Version 1.1
Modular L Smart
4.1.2. Ordinary maintenance
Proper maintenance of the systems maintains efficiency (reducing costs) and consistent performance over time, and increase the
usable life of the equipment.
A: annual / B: six months / C: quarterly / D: monthly / E: fortnightly
4.1.2.1. General information on cleaning procedures
As general guidelines, refer to the following rules:
•
Always use personal protection (safety shoes, safety glasses, gloves, etc.).
•
Use mild products (pH between 8 and 9) for washing and disinfecting, in normal concentrations. Detergents must not be toxic,
corrosive, flammable or abrasive.
•
Use a soft cloth or bristle brushes that do not damage the stainless steel surfaces.
•
If water jets are used, pressure must be under 1.5 bar and the temperature should not exceed 60°C.
•
For cleaning components like motors, damper motors, bearings, pitot tubes, filters and electronic sensors (if applicable), do
not spray water directly on them.
ACTIVITY
FREQUENCY
A
B
C
D
E
General cleaning of the machine.
√
Check and eventual disassembly and washing of filters.
√
Replacing the filters (when they have deteriorated).
in case of alarm
Clean the finned surfaces of the heat exchange coils (if provided) with a jet of com-
pressed air and soft brush.
√
Clean the exchange surfaces of heat recuperators with a jet of compressed air and soft
brush.
√
Empty and clean the condensate collection basins.
√
Visual inspection for corrosion, limescale, release of fibrous substances, any damage,
abnormal vibrations, etc. (if possible, it is advisable to extract the components for a
more thorough inspection).
√
Check condensate drain and cleaning of siphons.
√
In the case of water coils check for the presence of Legionella.
√
Check the status of anti-vibration connections.
√
Cleaning of the heat exchanger.
√
Check tightness of screws and bolts in the fan section.
√
Check the auger, impeller and various devices, with removal of any buildup.
√
Check the integrity of piping connected to pressure gauges and pressure switches.
√
Check the ground connection.
√
Power connection terminal torque.
√
W
ARNING
Read the safety instructions, refer to
"Safety precautions for maintenance" on page 51
W
ARNING
You should consult with your supplier of chemical products to choose the most suitable for cleaning the unit compo-
nents.
W
ARNING
For the cleaning method refer to the instructions of the detergent manufacturer and carefully read the safety data sheet
(SDS).
Summary of Contents for Modular L Smart
Page 1: ...Service Manual Modular L Smart ESIE19 06 ...
Page 6: ...ESIE19 06 Page 6 21 01 20 Version 1 1 Modular L Smart ...
Page 16: ...ESIE19 06 Part 1 Introduction 1 4 How to use Page 16 21 01 20 Version 1 1 Modular L Smart ...
Page 59: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit 21 01 20 Version 1 1 Page 59 Modular L Smart ...
Page 60: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit Page 60 21 01 20 Version 1 1 Modular L Smart ...
