Rotex RHYKOMB33AA User Manual

Table of contents
Installation and operation manual
3
RHYKOMB33AA
ROTEX HPU hybrid gas boiler module
4P353068-1B – 2014.02
Table of contents
1 About the product 4
2 About the documentation 4
2.1 About this document.................................................................. 4
3 General safety precautions 4
3.1 About the documentation........................................................... 4
3.1.1 Meaning of warnings and symbols.............................. 4
3.2 For the installer.......................................................................... 5
3.2.1 General ....................................................................... 5
3.2.2 Installation site ............................................................ 6
3.2.3 Water .......................................................................... 6
3.2.4 Electrical ..................................................................... 6
3.2.5 Gas ............................................................................. 7
3.2.6 Gas exhaust................................................................ 7
3.2.7 Local legislation .......................................................... 7
4 About the box 8
4.1 Gas boiler .................................................................................. 8
4.1.1 To unpack the gas boiler............................................. 8
4.1.2 To remove the accessories from the gas boiler .......... 8
5 About the units and options 9
5.1 Identification .............................................................................. 9
5.1.1 Identification label: gas boiler...................................... 9
5.2 Combining units and options ..................................................... 9
5.2.1 List of options for gas boiler ........................................ 9
6 Preparation 11
6.1 Preparing the gas boiler installation .......................................... 11
7 Installation 11
7.1 Opening the units ...................................................................... 11
7.1.1 To open the gas boiler ................................................ 11
7.1.2 To open the switch box cover of the gas boiler........... 12
7.2 Mounting the gas boiler ............................................................. 12
7.2.1 To install the gas boiler ............................................... 12
7.2.2 To install the condensate trap..................................... 12
7.3 Condensate pipe work............................................................... 13
7.3.1 Internal connections.................................................... 13
7.3.2 External connections................................................... 14
7.4 Connecting the water piping ...................................................... 14
7.4.1 Connecting the water piping of the gas boiler............. 14
7.5 Connecting the electrical wiring................................................. 15
7.5.1 To connect the main power supply of the gas boiler... 15
7.5.2 To connect the communication cable between gas
boiler and indoor unit .................................................. 16
7.6 Connecting the gas piping ......................................................... 16
7.6.1 To connect the gas pipe.............................................. 16
7.7 Connecting the boiler to the flue gas system............................. 17
7.7.1 To change the gas boiler to 80/125 concentric
connection................................................................... 17
7.7.2 To change the 60/100 concentric connection to a
dual pipe connection ................................................... 17
7.7.3 Calculate the total piping length.................................. 18
7.7.4 Appliance categories and pipe lengths ....................... 18
7.7.5 Applicable materials.................................................... 20
7.7.6 Flue pipe position........................................................ 20
7.7.7 Insulation of the gas exhaust and air intake................ 21
7.7.8 Fitting a horizontal flue system ................................... 21
7.7.9 Fitting a vertical flue system........................................ 21
7.7.10 Plume management kit ............................................... 21
7.7.11 Flues in voids .............................................................. 22
7.8 Finishing the gas boiler installation............................................ 22
7.8.1 To close the gas boiler................................................ 22
7.8.2 To install the cover plate ............................................. 22
8 Configuration 23
8.1 Gas boiler .................................................................................. 23
8.1.1 Overview: Configuration.............................................. 23
8.1.2 Basic configuration...................................................... 23
9 Operation 27
9.1 Overview: Operation.................................................................. 27
9.2 Heating ...................................................................................... 27
9.3 Domestic hot water.................................................................... 28
9.4 Operation modes ....................................................................... 28
10 Commissioning 28
10.1 To perform an air purge on the gas supply................................ 28
10.2 To perform a test run on the gas boiler ..................................... 29
11 Maintenance and service 29
11.1 Maintenance safety precautions................................................ 29
11.1.1 Opening the gas boiler................................................ 29
11.2 To disassemble the gas boiler................................................... 29
11.3 To clean the inside of the gas boiler.......................................... 30
11.4 To assemble the gas boiler ....................................................... 31
12 Troubleshooting 31
12.1 General guidelines..................................................................... 31
12.2 Solving problems based on symptoms...................................... 32
12.2.1 Symptom: The burner does NOT ignite ...................... 32
12.2.2 Symptom: The burner ignites noisily........................... 32
12.2.3 Symptom: The burner resonates ................................ 32
12.2.4 Symptom: No space heating by the gas boiler ........... 32
12.2.5 Symptom: The power is reduced ................................ 32
12.2.6 Symptom: Space heating does NOT reach the
temperature................................................................. 32
12.2.7 Symptom: No domestic hot water ............................... 33
12.2.8 Symptom: Hot water does NOT reach the
temperature................................................................. 33
12.3 Solving problems based on error codes .................................... 33
12.3.1 Error codes: Overview ................................................ 33
13 Glossary 34
14 Technical data 35
14.1 Components .............................................................................. 35
14.1.1 Components: Gas boiler ............................................. 35
14.2 Wiring diagram .......................................................................... 36
14.2.1 Wiring diagram: Gas boiler ......................................... 36
14.3 Technical specifications............................................................. 37
14.3.1 Technical specifications: Gas boiler............................ 37

Rotex RHYKOMB33AA Specifications

General

Brand	Rotex
Model	RHYKOMB33AA
Category	Boiler
Language	English