30
EN
TABLE OF CONTENTS
RANGE
MODEL
CODE
EASY SYSTEM 1-2 I
8500180
EASY SYSTEM 3-4 I
8500181
EASY SYSTEM 5-6 I
8500182
EASY SYSTEM .1-2 FA
8500352
EASY SYSTEM .3-4 FA
8500353
EASY SYSTEM .5-6 FA
8500354
EASY SYSTEM .1-2 PR
8500355
EASY SYSTEM .3-4 PR
8500356
EASY SYSTEM .5-6 PR
8500357
Refer to the technical data plate for the serial number and year
of manufacture.
COMPLIANCE
the EASY SYSTEM complies with the following standards
– EN 60335-1:2012
– EN 50106:2008
– EN 60335-2-21:2012
– EN 55014-1:2006
– EN 62233:2008
– EN 50440:2015
– EN 12897:2016
– EN 60379:2004
– Ecodesign Directive 2009/125/EC
– Regulation (EU) no. 2017/1369 on energy labelling
– Regulation (EU) no. 814/2013 ed. 02/2013
– Regulation (EU) no. 812/2013 ed. 02/2013
– Electromagnetic Compatibility Directive 2014/30/EU
– Low Voltage Directive 2014/35/EU
1312
Refer to the technical data plate for the serial number and year of man-
ufacture.
SYMBOLS
a
WARNING
Refers to actions that, if not carried out correctly, may
lead to generic injuries or may damage the appliance
or cause it to malfunction; these actions, therefore,
require special care and adequate training.
f
ELECTRICAL HAZARD
Refers to actions that, if not carried out correctly,
may lead to injuries deriving from electrical sources;
these actions, therefore, require special care and ad-
equate training.
d
FORBIDDEN
Refers to actions that MUST NOT BE carried out.
m
WARNING
Refers to particularly important and useful informa-
tion.
1 DESCRIPTION OF THE APPLIANCE
1.1 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
1.1.1 General characteristics . . . . . . . . . . . . . . . . 33
1.1.2 Domestic hot water requirement . . . . . . . . 33
1.1.3 Operation of the solar system - water heating 33
1.2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
1.3 Receiving the product . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
1.4 Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
1.5 Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
1.6 Technology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
1.7 Solar calorifier. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
1.7.1 Dimensions and fittings . . . . . . . . . . . . . . . . 36
1.8 Solar heating collector . . . . . . . . . . . . . . . . . . . . . . . . . . 37
1.8.1 Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
1.9 Solar hydraulic unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
1.9.1 Two-column solar unit . . . . . . . . . . . . . . . . . 38
1.9.2 Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
1.10 Solar control units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
1.10.1 TermoSolis solar control unit . . . . . . . . . . . 39
1.10.2 Overvoltage protection module . . . . . . . . . . 40
1.11 Thermostatic mixer (optional) . . . . . . . . . . . . . . . . . . . . 40
1.12 Solar expansion vessel . . . . . . . . . . . . . . . . . . . . . . . . . . 40
2.1 General rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2.1.1 Installation point . . . . . . . . . . . . . . . . . . . . . . 41
2.1.2 General instructions on positioning . . . . . . 41
2.1.3 Special installation solutions. . . . . . . . . . . . 41
2.1.4 Special weather conditions . . . . . . . . . . . . . 41
2.1.5 Piping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2.1.6 Anti-frost liquid. . . . . . . . . . . . . . . . . . . . . . . 42
2.2 General prevention measures . . . . . . . . . . . . . . . . . . . . 42
2.3 Protection against lightning . . . . . . . . . . . . . . . . . . . . . . 42
2.4 Types of collector installation . . . . . . . . . . . . . . . . . . . . 43
2.4.1 Couplings. . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
2.4.2 Fixing systems . . . . . . . . . . . . . . . . . . . . . . . 43
2.5 General installation requirements . . . . . . . . . . . . . . . . 44
2.5.1 Collector orientation. . . . . . . . . . . . . . . . . . . 44
2.5.2 Collector inclination . . . . . . . . . . . . . . . . . . . 44
2.5.3 Collector positioning. . . . . . . . . . . . . . . . . . . 44
2.6 Solar heating system . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
2.6.1 Sizing of the system . . . . . . . . . . . . . . . . . . . 44
2.6.2 Solar system for domestic hot water
production . . . . . . . . . . . . . . . . . . . . . . . . . . 44
2.6.3 Operating principle . . . . . . . . . . . . . . . . . . . . 44
2.7 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
2.7.1 Solar heating collectors . . . . . . . . . . . . . . . . 46
2.7.2 Joints, couplings. . . . . . . . . . . . . . . . . . . . . . 46
2.7.3 Insulation piping . . . . . . . . . . . . . . . . . . . . . . 46
2.7.4 Solar expansion vessels. . . . . . . . . . . . . . . . 47
2.7.5 Thermostatic mixer . . . . . . . . . . . . . . . . . . . 47
2.7.6 Connecting electrical devices . . . . . . . . . . . 47
3.1 System filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.1.1 Cleaning the solar circuit. . . . . . . . . . . . . . . 48
3.1.2 Checking tightness . . . . . . . . . . . . . . . . . . . . 48
3.1.3 Emptying the solar circuit . . . . . . . . . . . . . . 48
3.1.4 Filling the solar circuit . . . . . . . . . . . . . . . . . 48
3.2 Setting the solar control unit . . . . . . . . . . . . . . . . . . . . . 49
3.3 Example of system scheme . . . . . . . . . . . . . . . . . . . . . . 50
3.4 Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
4.1 System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
4.2 PARA ST 15/7 iPWM pump of the solar unit . . . . . . . . . 54
5.1 General information and maintenance . . . . . . . . . . . . . 55
5.1.1 Annual checks. . . . . . . . . . . . . . . . . . . . . . . . 55
5.1.2 Checks every 3/4 years. . . . . . . . . . . . . . . . . 55
6 WARRANTY TERMS AND CONDITIONS AND
6.1 Disposal of the equipment (European Directive
2012/19/EU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56