Riello RTC Series User Manual

3
This manual, Code 20112713 - Rev. 6 (09/2017)
comprises 52 pages.
CONTENTS
The following symbols are used in this manual:
9
CAUTION! = Identies actions that require caution and ad-
equate preparation.
0
STOP! = Identies actions that you MUST NOT do.
This manual, Code
- Rev.
comprises
pages.
1 GENERAL ...........................................4
1.1 General Safety Information ......................4
1.2 General safety instructions.......................4
1.3 Description of the appliance .....................6
1.4 Identication.................................6
1.5 System layout.................................7
1.6 Technical specications .........................9
1.6.1 Ratings......................................9
1.6.2 Specications.................................9
1.7 Intended use ................................ 10
1.8 Certication and test mark...................... 10
1.9 Regulations and Guidelines ..................... 10
1.9.1 National regulation ........................... 10
1.9.2 Compliance with standards and regulations ........ 10
1.9.3 Additional regulations for installations in the
Commonwealth of Massachusetts ................ 10
1.10 Suitable fuels .................................11
1.11 Burners .....................................11
1.11.1 Recommended burners .........................11
1.11.2 Burner plate accessories kit ..................... 12
1.11.3 Upper door accessories kit . . . . . . . . . . . . . . . . . . . . . . 13
2 INSTALLATION .....................................14
2.1 Unpacking the product ........................ 14
2.2 Overall dimensions and weights ................. 14
2.3 Moving and removing the packing ................ 15
2.4 Installation premises .......................... 16
2.4.1 Installation clearances ......................... 16
2.5 Water connections .............................17
2.6 Positioning of sensor sockets .................... 18
2.6.1 Water-side pressure drop.......................20
2.6.2 Flow limits .................................. 21
2.6.3 Water quality requirements ..................... 21
2.6.4 Central heating system ......................... 21
2.6.5 New central heating systems .................... 21
2.6.6 Reconditioning old heating systems...............22
2.6.7 Elimination air and gas from central heating system .. 22
2.6.8 Use of Antifreeze ............................. 22
2.7 Typical water system schematics .................23
2.8 Draining the condensate .......................30
2.9 Neutralising the condensate ....................30
2.10 Combustion gas exhaust ....................... 31
2.10.1 Venting Requirements .........................32
2.10.2 Code Required Vent Terminations ................. 32
2.10.3 Combustion Air from outside the building ..........32
2.10.4 Combustion Air from an adjacent room ............33
2.10.5 Condensate Removal ..........................33
2.11 Door hinges .................................34
2.11.1 Changing the direction of door opening............34
2.12 Earth connection .............................36
2.13 Fitting the casing panels ....................... 37
2.14 Control panel support kit .......................40
3 COMMISSIONING ...................................41
3.1 Preparing for initial startup ..................... 41
3.2 Third party control units........................ 41
3.3 Hydraulic connection to the heating system......... 41
3.4 Making the electrical connection ................. 41
3.5 Fitting temperature sensors ..................... 41
3.6 Flushing the heating system ....................42
3.7 Filling the heating system ......................42
3.8 Preparing the heating system for operation .........42
3.9 Commissioning the control unit and burner.........42
3.10 Commissioning report .........................43
4 SHUTDOWN ........................................44
4.1 Shutting down the heating system................44
4.2 Shutting down the heating system in an emergency ..44
5 INSPECTION AND MAINTENANCE ...................45
5.1 Why is regular maintenance important?............45
5.2 Maintenance ................................45
5.3 Opening the door.............................45
5.4 Adjusting the door ............................45
5.5 Cleaning the boiler............................46
5.6 External cleaning .............................46
5.7 Checking and correcting the water pressure.........46
5.8 Boiler inspection - water-side ................... 47
5.8.1 Inspection and maintenance reports ..............48
5.9 Troubleshooting ..............................49
6 ENVIRONMENTAL PROTECTION/DISPOSAL ..........50

Riello RTC Series Specifications

General

Brand	Riello
Model	RTC Series
Category	Boiler
Language	English