Table Of Contents - Rinnai Q85SN Installation & Servicing Instructions Manual

Content
1 Safety and general instructions ........................................................4
1.1 Designated use ...................................................................4
1.2 Hazard defi nitions ................................................................4
1.3 Symbol defi nitions ...............................................................4
1.4 The following instructions must be followed ........................5
1.5 Follow these instructions for the space heating water .........6
1.6 Tools, materials and additional equipment ..........................6
1.7 Relevant Installation, Service and User manuals ................7
1.8 Disposal ...........................................................................7
2 Regulations and guidelines ..............................................................7
3 Description of the boiler ...................................................................8
4 Packaging and transportation ..........................................................9
4.1 Scope of delivery .................................................................9
4.2 Transportation .....................................................................9
5 Installation .........................................................................10
5.1 Requirements for the installation room .............................10
5.2 Fitting the boiler .................................................................11
5.3 Dimensions ........................................................................12
5.3.1 Plumbing Kits.....................................................................15
5.3.2 Clearences from the boiler ................................................16
5.4 Technical specifi cations .....................................................17
6 Connecting the boiler .....................................................................18
6.1 Central heating system ......................................................18
6.1.1 Plumbing Kits and installation ...........................................20
6.1.2 Side mounting kit for the Low Loss Header .......................24
6.1.3 Safety valve .......................................................................24
6.1.4 Low water cut off ...............................................................24
6.2 Boiler expansion tank ........................................................25
6.3 Underfl oor heating system (plastic pipes) ...........................25
6.4 Gas connection .................................................................26
6.5 Hot water supply (Combi boiler Q175CNQ175CP) ...........28
6.5.1 Domestic Water quality ......................................................28
6.5.2 Domestic water treatment Accessory ................................29
6.5.3 DHW Expansion Tank ........................................................29
6.5.4 Installing a valve kit ...........................................................29
6.5.5 Pressure relief Valve for Combi boilers .............................30
6.6 Condensate drain pipe ......................................................30
6.7 Vent system and air supply system ...................................31
6.7.1 Intake / Exhaust Guidelines ...............................................31
6.7.2a Examples vent and air supply systems (concentric) .........32
6.7.2b Examples vent and air supply systems (parallel) ..............33
6.7.3 Installation of the vent system ...........................................34
6.7.3.1 Boiler conversion from concentric to parallel ....................35
6.7.3.2 Installing air fi lter ...............................................................35
6.7.4 Recommended vent/air intake terminal position ...............36
6.7.5 Direct vent closet and alcove installation ........................38
6.7.6 Dimensioning of the exhaust and air intake duct .............39
6.7.7 Combustion air and vent piping lengths. ...........................40
6.7.8 Calculation of compensation factor ...................................41
6.7.9 Room Air System (indoor combustion air) .........................42
7 External domestic hot water tanks .................................................45
8 Electrical connections ....................................................................45
9 Boiler controls .........................................................................49
9.1 Explanation of the function buttons ...................................50
10 Starting up: Filling and de-aerating the boiler and installation .......51
10.1 Requirements of the water system ....................................51
10.2 Filling the heating system ..................................................52
10.3 Hot water supply (only Q175C) .........................................53
11 Adjustments .........................................................................55
11.1 Altering adjustments ..........................................................55
11.2 Activating factory settings (green button function) ...........58
12 Isolating the boiler .........................................................................58
13 Commissioning .........................................................................59
13.1 Testing for gas leaks ..........................................................60
13.2 Testing the Ignition Safety shut off device .........................60
13.3 Checking the O .................................................................61
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13.4 Measuring the ionization current .......................................62
13.5 Installing the casing ...........................................................63
14 Maintenance .........................................................................63
14.1 Periodic examination of venting systems and boiler .........63
14.2 Inspection .........................................................................63
14.3 Maintenance activities .......................................................65
14.3.1 Reset service interval counter ...........................................67
14.4 Limited warranty ................................................................67
15 Parts of the boiler .........................................................................68
16 Blocks and Errors .........................................................................69
17 Spare parts .........................................................................78
18 Parts list vent system .....................................................................90
19 Common venting guidelines ...........................................................92
Appendix A - Outoor Reset Sensor Data .............................................93
Appendix B - Resistance table NTC sensors .......................................94
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