Rinnai M Series Installation And Operation Manual
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Rinnai M Series Installation And Operation Manual

Wall-mounted, gas-fired solo boiler
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Installation AND OPERATION MANUAL
M-Series Condensing Boiler
If the information in these instructions are not followed exactly, a fire or
WARNING
explosion may result causing property damage, personal injury, or loss of
life.
•
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any
other appliance.
•
WHAT TO DO IF YOU SMELL GAS
−
Do not try to light any appliance.
−
Do not touch any electrical switch; do not use any phone in your building.
−
Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's
−
If you cannot reach your gas supplier, call the fire department.
•
Installation and service must be performed by a qualified installer, service agency or the gas
supplier.
READ AND SAVE THIS MANUAL
Rinnai M-Series Condensing Boiler Solo Manual
Wall-Mounted, Gas-Fired Solo Boiler
Central Heating Boiler
MODELS
M060S
M090S
M120S
M160S
Certified to ANSI Z21.13
and CSA 4.9

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Summary of Contents for Rinnai M Series

  • Page 1 − If you cannot reach your gas supplier, call the fire department. • Installation and service must be performed by a qualified installer, service agency or the gas supplier. READ AND SAVE THIS MANUAL Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 2: Table Of Contents

    7.6 Connect the Pressure Relief Valves (DHW and CH)..............53 7.7 Connect the Condensate Drain Line ..................54 8. DHW System Piping with Indirect Tank ................56 8.1 Guidelines ..........................56 8.2 Indirect Tank Control Options ....................56 Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 3: Table Of Contents

    14.8 CH Pressure Drop and Flow Curve ..................110 14.9 Resistance/Temperature Table for Sensors ................ 111 14.10 Remove a Boiler from a Common Vent System ..............112 14.11 Massachusetts State Gas Regulations ................113 14.12 Warranty ..........................114 Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 4: Safety

    Thank you for purchasing a Rinnai Condensing Boiler. Before installing and operating this boiler, be sure to read these instructions • A trained and qualified professional completely and carefully to familiarize yourself must install the boiler, inspect it, and with the boiler’s features and functionality.

  • Page 5: Safety Symbols

    Indicates an imminently hazardous situation which, if not avoided, will • Always check the water temperature result in personal injury or death. before entering a shower or bath. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 6 It is strongly recommended that you use a should only be removed for service/ trained and qualified professional who has maintenance or replacing internal attended a Rinnai installation training class components. to adjust parameter settings. • Do not use an extension cord or adapter •...

  • Page 7: Front View

    How to Remove the Front Panel The M-Series Condensing Boiler is a wall-mounted, gas-fired boiler designed to providing heating and domestic hot water. For complete boiler information, refer to the “Rinnai M-Series Condensing Boiler Installation Manual” supplied with the boiler, or visit rinnai.us. Vent Connections...
  • Page 8 Gas Supply Return from CH System CH Return Central Heating Temperature Primary-Secondary Heating Kit Pressure Gauge (supplied with boiler) CH Pressure Relief Valve (supplied with boiler) Gas Shut Off Valve CH Supply Boiler Pump Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 9 Heat Exchanger Flue Gas Exhaust/Air Intake with Measuring Points Burner Hood with Burner Cassette Automatic De-aerator Fan with Integrated Venturi Control Panel Gas Valve Pressure Sensor Ignition Unit Modulating Pump Silencer Condensate Trap Condensate Tray Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 10 Minimum activation flow is 0.4 GPM (1.5 L/min). The maximum gas supply pressure must not exceed the value specified by the manufacturer. Rinnai products are continually being updated and improved; therefore, specifications are subject to change without prior notice.
  • Page 11 Measurements: in. (mm) Vent Top Connections: 3 in. (80 mm) PP, 3 in. PVC, 3/5 in. Concentric, 2 in. (60 mm) PP, 2 in. PVC Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 12 Central Heating Central Heating Supply Return Connection Size with Provided Connection Adapters 3/4 in. NPT CH In (CH Return) 1 in. NPT CH Out (CH Supply) 1 in. NPT Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 13 The following optional accessories are available for the Rinnai M-Series Condensing Boiler. CONDENSATE NEUTRALIZER SCALECUTTER Filters and reduces the amount of Neutralizes the condensate scale entering the boiler allowing generated by the boiler. for greater boiler longevity. BOILER TOOLKIT SCALECUTTER REFILL CARTRIDGE...

  • Page 14: Components

    Be careful not to lose the screws. You’ll need them when reinstalling the front cover. Lift the tab slightly above the peg. To remove, carefully lift the panel up and off to release it from the boiler. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 15 Training for manual gas control valve to the Rinnai Condensing Boilers is accessible online appliance. at www.trainingevents.rinnai.us. • Combustion air must be free of chemicals, such as chlorine or bleach, that produce fumes.

  • Page 16: Accessories

    Accessories” for more information.) DO NOT obstruct the flow of combustion and ventilation air. DO NOT use substitute parts that are not authorized for this boiler. DO NOT install the boiler on carpeting. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 17: Installation

    RESTRICTOR RATING PLATE MANUAL 2 in. PVC/PP 3 in. PVC Reducer (QTY 2) (QTY 2) DOCUMENTATION • • Installation and Operation ISCL • Manual (this manual) Conversion Manual 3/5 in. Concentric • User Manual Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 18 This section provides information on the • Oxygen permeable or rubber tubing is not importance of water quality to the Rinnai permitted in the heating system unless it Condensing Boiler. The information is is separated from the boiler by a plate heat exchanger.

  • Page 19: Venting

    □ The installation must conform with local codes or, in the absence of local codes, with the National Fuel Gas Code, ANSI Z223.1/NFPA 54, or the Natural Gas and Propane Installation Code, CSA B149.1. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 20 Level Wall Mounting Bracket Use the appropriate screws for the wall construction to secure the mounting bracket to the wall (use any of the screw holes in the mounting bracket). Assembled view Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 21: Guidelines

    • DO NOT connect the venting system instructions or local code requirements. with an existing vent or chimney. • DO NOT common vent with the vent pipe of any other manufacturer’s boiler or appliance. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 22 Check to determine whether local codes • supersede the following clearances: For category IV boilers, where necessary, • have means provided for drainage of Avoid termination locations near a dryer vent. condensate. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 23: Venting Options

    Exhaust Exhaust Combustion Combustion Combustion See Room Air section for complete details. Option 2 Room Air Exhaust Exhaust Combustion air Combustion Room air filter (accessory) Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 24 710215NPP 2/4 Condensing 45 Degree Diverter Nose (Use with Wall Terminal) 196005, FGV Concentric Vent Kit (16 in. length) 197040 196105, FGV Concentric Vent Kit (28 in. length) 197033 196125 FGV Concentric Vent Kit (40 in. length) Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 25 2 in. x 4 in. Concentric 190295 Vertical Termination 2 in. x 4 in. Concentric CVENT-2 Horizontal Termination 2 in. x 4 in. Concentric 2ZDCTH24 Horizontal Termination 2 in. x 4 in. Concentric 2ZDCTV24 Roof Termination Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 26 (PVC)/ 32 in. 52CVKGVSF9003-32 (CPVC) 52CVKGVS6503-44 PVC/CPVC Concentric Vent Kit 3 in. x (PVC)/ 44 in. 52CVKGVSF9003-44 (CPVC) SC03HT Horizontal Termination Adapter SC03VT Vertical Termination Adapter ICRT3539 3 in./5 in. Concentric Roof Termination PPs-UV Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 27 3 in. x 5 in. Concentric 190395 Vertical Termination 3 in. x 5 in. Concentric CVENT-3 Horizontal Termination 3 in. x 5 in. Concentric 2ZDCTH35 Horizontal Termination 3 in. x 5 in. Concentric Roof 2ZDCTV35 Termination Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 28 2 in. Black UV Resistant Tee 196984 FGV PVC Low Profile Termination Kit 081216 FGV PVC Wall Termination 52SWVKGVS6502 PVC Side Wall Vent Kits 52WTVKGVS6502 PVC Wall Vent Kits HVENT-2 2 in. Low Profile Horizontal Vent Kit Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 29 3 in. Black UV Resistant Tee 196985 FGV PVC Low Profile Termination Kit 081219 FGV PVC Wall Termination Kit 52SWVKGVS6503 PVC Side Wall Vent Kits 52WTVKGVS6503 PVC Wall Vent Kits HVENT-3 3 in. Low Profile Horizontal Vent Kit Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 30 APPROVED VENTING MATERIALS BY MANUFACTURER Manufacturer Vent Material Ubbink PVC (Outer Vent), Polypropylene (Inner Vent) Centrotherm Polypropylene Heat-Fab Metal Metal Fab Metal IPEX PVC/CPVC DuraVent Polypropylene Royal ECCO Manufacturing Polypropylene DiversiTech PVC/CPVC Z-FLEX Polypropylene Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 31 [2] Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 32 60 ft (18 m) 30 ft (9 m) 150 ft (46 m) 140 ft (43 m) • 45° elbow is equivalent to 3 ft (1 m) • 90° elbow is equivalent to 6 ft (2 m) Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 33 Install the venting termination according to the diagrams and instructions in this manual. Slope the venting 1/4 in. per foot toward the appliance according to the vent manufacturer’s installation instructions. Dispose of condensate per local codes. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 34: Combustion Air Piping

    90° elbow is equivalent to 6 ft (2 m) Vent length includes the additional venting, fittings and terminations. ACCEPTABLE ACCEPTABLE NOT ACCEPTABLE 90° Elbows, Close Turn 90° Elbows, Long Sweep 90° Elbows, Short Sweep Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 35 Insert 2 in. reducer. Insert 3 in. (80 mm) PP piping. Install 2 in. PVC or PP piping. Install 3 in. PVC Insert the 3 in. PVC adapter onto the vent top. Insert 3 in. PVC piping. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 36 Slope horizontal exhaust 1/4 in. per foot towards the boiler. DO NOT slope combustion air pipe towards the boiler. Rinnai cautions against installing the boiler in applications with venting in CAUTION different pressure planes. It is possible to have poor performance with this installation.
  • Page 37 [2] Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 38 60 in. between terminals Inside Corner IMPORTANT • Installation of Room Air must use listed Category IV venting. • All terminations (horizontal and/or vertical) must terminate 12 in. above grade or anticipated snow level. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 39 90° elbow is equivalent to 6 ft (2 m) Vent length includes the additional venting, fittings and terminations. ACCEPTABLE ACCEPTABLE NOT ACCEPTABLE 90° Elbows, 90° Elbows, 90° Elbows, Long Sweep Short Sweep Close Turn Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 40 When communicating directly with the outdoors through horizontal ducts, each opening shall have a minimum free area of 1 in /2000 Btu/hr (1100 mm /kW) of total input rating of all appliances in the confined space. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 41 □ Verify that adequate combustion air is available for all appliances installed in the space. Installation complies with National Fuel Gas Code, ANSI Z223.1/NFPA 54 as well as local □ and state regulations therein. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 42 Rinnai cautions against installing the boiler in applications with venting in CAUTION different pressure planes. It is possible to have poor performance with this installation. 2 in. or 3 in. 2 in. or 3 in. Schedule 40 Schedule 40 PVC/CPVC Snorkel...

  • Page 43: Gas Operating Instructions

    Gas Shut Off Valve • Gas is flammable. Do not smoke or provide other ignition sources while working with gas. • Do not turn on the boiler or gas until all fumes are gone. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 44: Gas Pipe Sizing Reference Tables

    “3.4 operating the boiler. If a leak is detected, Specifications” with all gas appliances do not operate the boiler until the leak is operating. repaired. Gas connection 3/4 in. MNPT connection Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 45: For Your Safety Read Before Operating

    1. Set the temperature controller to the lowest setting. 2. Turn off all electric power to the appliance if service is to be performed. 3. Turn the manual gas control valve located at gas inlet of appliance clockwise to the OFF position. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 46: Natural Gas

    50 (15) ANSWER: 60 (18) 70 (21) For this example, the pipe 80 (24) diameter must be at least 3/4 90 (27) in. pipe size and 10 ft (3 m) in 100 (30) length. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 47 Total Gas 225,000 BTU/HR 50 (15) Input 60 (18) For this example, the pipe diameter 80 (24) must be at least 1/2 in. nominal pipe size and 10 ft (3 m) in length. 100 (30) Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 48 Some installations with multiple zone valves may require a differential bypass, which will prevent excessively high flow rates through a single zone when the Supply and Return Fitting Connections other zone valves are closed. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 49 A port for an external gauge piping to the heating system. is present in the Primary-Secondary Heating Kit accessory offered by Rinnai. • Pressure Relief Valve (PRV) — A PRV located directly on the supply side of the boiler is required.
  • Page 50 Pressure Relief Valve (supplied with boiler) Pressure Gauge (supplied with boiler) Air separator Primary-Secondary Dirt Trap Heating Kit System System Supply Return Backflow preventer Ball valve Fill valve with Expansion pressure gauge tank Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 51: Hydraulic Separation

    It is the responsibility of the contractor or engineer to ensure the installation is in accordance with all local building codes. Confer with local building officials before installation. LEGEND This picture illustrates a suggested arrangement. Some of the fittings are optional. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 52 Rinnai requires hydraulic separation between the boiler and central heating system. Hydraulic separators allow for no pump curve matching or flow calculation; this is ideal for multi-temperature and multi-zone systems. Examples of Hydraulic Separation Closely spaced tees and low loss headers are common examples of hydraulic separators and can be used to separate the boiler loop from the central heating loop.
  • Page 53 The discharge line from the pressure relief valve should pitch downward and terminate shutoff device between the pressure 6 in. (152 mm) above drains where discharge relief valve and the boiler. will be clearly visible. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 54: Connect The Condensate Drain Line

    • A condensate neutralizer kit is available from • All condensate must drain and be Rinnai. The kit allows condensate to flow disposed of according to local codes. through neutralizing media that raises the pH • Use only corrosion resistant materials...
  • Page 55 (7) by turning it clockwise. 9. Press the sealing ring (8) around the outer condensate tube and press/turn it in the Figure 1 bottom plate of the boiler. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 56 3 seconds at 140°F (60°C) into the DHW system. • 20 seconds at 130°F (54°C) • 8 minutes at 120°F (49°C) Children, disabled, or elderly are at highest risk of being scalded. Feel water before bathing or showering. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 57: Power Supply

    If there is more than one − Making wiring connections and/ door to the boiler room, a switch or changes to the wiring should be located at each door. terminals on the boiler. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 58 Use Only Use Only Controller Back Connections DO NOT USE This terminal is for Rinnai-use only and not for use in any installation 120 V Supplied power cord to boiler DO NOT USE This terminal is for Rinnai-use only and...

  • Page 59: Commissioning

    “3.7 How to Remove the Front Panel” for complete instructions. 2. Locate the vent pump. WARNING Failure to properly commission the boiler as described in this section may result in unreliable and unsafe burner operation and reduced component life. Pump Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 60 2. From the controller home screen, press and hold the Chimney Active button for approximately 7 seconds. 3. Remove the plug covering the flue gas test port and place the calibrated combustion analyzer probe into the port (see right image). Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 61 O2 Percentages table (see section Step 2: Set the O2 at Maximum Input). • Rotate counter-clockwise to decrease the O2 percentage • Rotate clockwise to increase the O2 percentage INCREASE O2 DECREASE O2 Clockwise Counter-Clockwise Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 62: Air Purge Process

    To bypass the air purge process, press and hold the BACK button for approximately seven seconds. This will put the boiler back into normal operation mode. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 63   Did you check to ensure the condensation drain lines are protected from freezing? Have you verified the condensate drain line is not plumbed with the pressure relief   valve? Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 64: Operation

    Did you confirm that an extension cord or an adapter plug has NOT been used with the   boiler? COMMISSIONING YES NO   Did you prime the pump?   Was the boiler filled to 17-26 PSI?   Was the air purge process performed on the boiler? Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 65: Start-Up Information

    − The maximum pressure permitted inside the heat exchanger is 45 PSI. − The pressure relief valve supplied with the boiler is rated to 30 PSI. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 66: Control Panel

    ❺ menu options ❼ Boiler Display Press to select an item. Displays boiler status information. ❸ Back Press to go back one See Boiler Display section screen. (next section) for more information Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 67 Boiler status indicator, such as Central Scale rises as the Heating is active, error messages, and temperature increases COOL other status information ❽ Fire level status High fire (maximum of six bars) Low fire Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 68 4. Turn the selector wheel to highlight Time & Date. Press OK. 5. Edit the following screen. 6. Press Save. 7. To exit, press the Back button until the Home screen appears on the display. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 69 O = Off From the controller Home screen, CH Settings is highlighted. Press OK. press OK. Home screen CH Setpoint Temp is highlighted. Press OK. Turn the selector wheel to highlight Complete Menu. Press OK. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 70 Turn the selector wheel to the desired DHW setpoint temperature. The boiler will automatically save the new setpoint temperature after five seconds. Press the Back button until the Home screen appears on the display. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 71 Resets all parameters to factory defaults (green button) ESC=NO 0=NO External Safety contact (LWCO, etc) 2.9.0 1=NC (NOTE: DO NOT USE OPTION 2) 0=OFF System (plant) frost protection, pump operation based on 2.9.1 1=ON outdoor temp sensor value Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 72 PCB signal if fan is ON or OFF 8.2.2 Fan speed 8.2.3 0-100% Pump speed 3-way valve 8.2.4 0=DHW, 1=CH position 8.2.5 l/min DHW rate (note this is in liters multiply by .264 for GPM) Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 73 Outdoor temp sensor (also on home screen) 8.4.0 °F Indirect tank temp 8.5.0 Months Maintenance frequency 8.5.1 ON/OFF Maintenance frequency activation 8.5.2 Maintenance frequency reset 8.5.4 Software Version (display board) 8.5.5 Software version (main PC Board) 8.7.5 Flame Rod Current Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 74 Turn the selector wheel so that 007 appears as the technical code. The first digit shown is the first value in the parameter address in the table to follow. The “007” Menu is where all parameters can be adjusted. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 75 Turn the selector wheel to highlight 2.0.4 Altitude. Press OK. Scroll to the desired altitude and press OK. Note: Altitude is displayed in feet (ft) measurements. The parameter had now been updated to the set value. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 76 The sensor should then be wired back to the outdoor temperature sensor terminal on the boiler. Refer to the following sections for more information. North Facing Wall Outdoor Temperature Sensor Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 77: Parameter Settings

    The steeper the curve (higher the value) the quicker the system will come up to temperature. The high temperature curve is default. It is recommended to use this for all applications except in-floor/slab radiant. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 78 High value = steep slope 4.2.2 Slope Low value = gradual slope Maximum 4.2.5 Raises / lowers maximum target supply temperature temperature Minimum Raises / lowers minimum target supply temperature and 4.2.6 temperature outdoor reset curve. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 79 The return sensor has a short or Troubleshoot the Damaged open circuit Operation return sensor 114 Outdoor Probe The outdoor sensor is installed and Troubleshoot the Damaged has a short or open circuit Operation outdoor sensor Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 80 Dynamic Check seconds of running the pump operation will go away with proper inlet pressure 140 Water Pressure Two 1P9 water pressure Central Heating Press the Reset Dynamic Check checks failed operation button Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 81 The following message appears: Do you really want to perform the reset? • Press OK to reset the error • Press the ESC keyboard button to cancel reset and return to the previous screen Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 82 Scroll to view the last 10 errors. Turn the selector wheel to highlight Error Complete Menu. Press OK. description Error number Time and date when error occurred Turn the selector wheel to highlight 8 Service Param. Press OK. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 83 100% (boiler will run on maximum fire/full load) The following screen appears indicating that Chimney Active (service mode) is active. To exit Chimney Active (service mode), press the Back button until the Home screen appears on the display. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 84 The power and gas supply should then be disconnected from the boiler. Freezing damage may occur if there is water remaining in the boiler or system piping. The plumbing lines should also be blown out via compressed air. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 85 • Check that the pressure on the controller supply to the building. display or external pressure gauge indicates 19-43.5 psi. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 86: Diagnostic Codes

    Water that contains chemicals exceeding the levels required affect and damage the heat exchanger. Replacement of the heat exchanger due to water quality damage is not covered by the warranty. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 87: Freeze Protection

    The flame pattern should be as shown in the images below: UNSATISFACTORY SATISFACTORY FRONT VIEW FRONT VIEW FLAME ROD FLAME ROD BLUE FLAME YELLOW OR GREEN FLAME Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 88 7. Press the RESET button on the control panel. 8. The boiler should start up. If the boiler does not start up, contact Rinnai Customer Care at 1-800-621-9419. 9. Replace the boiler front panel. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 89 If replacing a boiler, add system cleaners while the old boiler is installed and operate the old boiler for heating for several days to most effectively clean the system. • The Rinnai boiler must be closed off (valved off) from the rest of the system, or not connected, while cleaners are in the system. •...

  • Page 90: Approved Cleaners, Inhibitors And Antifreezes

    4. If the installation is a zone system (utilizes system. multiple zones), flush out each zone individually. The Rinnai boiler must be isolated from the 5. Flush the CH system with water again, system while the system is flushed. No ensuring all zones have been flushed.

  • Page 91: Boiler Casing

    Screw M5 x 12 mm 809000019 Hinge 809000146 2-pipe adapter 802000005 3 in. PVC adapter 802000006 Measurement port plug 808000024 Gas valve screw plug 809000148 3/5 in. Concentric Adapter 802000008 2 in. Flue Adapter 802000007 Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 92: Heat Exchanger

    Heat Exchanger Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 93 Clamp bar 809000147 Silencer 808000038 Silencer gasket 808000039 Water control assembly retention clip 807000160 Allen head bolt M5 x10 mm 809000150 808000035 Fan/venturi 808000036 Ignition/Electrode assembly 805000059 Igniter cable 805000066 Supply temperature sensor 805000056 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 94 Hydraulic Parts/Pipes Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 95 Yellow silicone o-ring Ø13.94 x 2.62 mm 809000055 Gas pipe to gas valve 806000047 Gas pipe/gas valve to fan 806000048 Pump 807000132 Water pressure sensor 805000058 Return temperature sensor 805000057 Clip Ø19 mm 809000158 Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 96: Electrical Components

    Electrical Components Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 97 Screw terminal-red 805000072 Screw terminal-yellow 805000070 Wire harness 805000073 Power Cord 805000074 Controller gasket 809000155 Controller scroll wheel 809000156 Cable Harness for Ext. 3WV 805000075 Controller cover 809000157 On/off switch 805000076 Display for PCB 805000077 Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 98: Ch Pressure Drop And Flow Curve

    • 14.9 DHW Pressure Drop and Flow Curve Legend: Refer to the legend below for the system applications shown in this section. This picture illustrates a suggested arrangement. Some of the fittings are optional. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 99 PC Board Wiring for the above application example Low Water Cut- Zone Control off (If Required) Thermostat Pump Outdoor Temperature Sensor Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 100 PC Board Wiring for the above application example Zone Valve 1 Low Water Cut- Zone Control Zone Valve 2 off (If Required) Zone Valve 3 Pump Outdoor Thermostat 3 Thermostat 1 Temperature Sensor Thermostat 2 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 101 PC Board Wiring for the above application example Low Water Cut- Zone Control Air Handler off (If Required) Control Pump Outdoor Temperature Sensor Thermostat Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 102 PC Board Wiring for the above application example Pump 1 Low Water Cut- Zone Control off (If Required) Pump 2 Pump 3 Outdoor Thermostat 1 Thermostat 3 Temperature Sensor Thermostat 2 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 103 PC Board Wiring for the above application example Pump 1 Low Water Cut- Zone Control Pump 2 off (If Required) Pump 3 Outdoor Temperature Sensor Thermostat 1 Thermostat 2 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 104 The Manufactured Home Construction and • Adjustable wrench Safety Standard, Title 24 CFR, Part 3280 • Combustion analyzer and/or CAN/CSA Z240 MH Series, Mobile Homes, Series M86 / Manufactured Home Construction and Safety Standard, Title 24 CFR. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 105 Lift up the air supply damper to remove and gently place aside Air supply damper 8. Pull out the yellow gasket from the gas venturi. 6. Unscrew the gas valve and gas venturi connections. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 106 Your psi values may differ than the values terminals and unclip the 6 tabs from the shown in image. front panel. 19. Press the Back button for approximately 7 Screw terminals seconds. Controller top view Controller bottom view Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 107 See section “10 Commissioning” for detailed instructions. 29. Verify flame appearance as shown below with the boiler in operation. Figure 4 UNSATISFACTORY SATISFACTORY Front View Front View Flame Flame Blue Flame Yellow or Green Flame Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 108 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 109 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 110 Water Flow (GPM) * Pressure drop curve applies to all M-Series Condensing Boilers (M060C, M090C, M120C and M160C). Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 111 165.2 1.531 77.0 1.000 168.8 1.433 78.8 0.962 172.4 1.341 80.6 0.926 176.0 1.256 82.4 0.892 179.6 1.178 84.2 0.858 183.2 1.105 86.0 0.827 186.8 1.037 95.0 0.687 190.4 0.974 104.0 0.575 194.0 0.915 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 112 Chapter 13 of the National Fuel Gas Code, ANSI Z223.1/NFPA 54, and/or the Natural Gas and Propane Installation Code, CAN/CSA B149.1. Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 113 4. INSPECTION. The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless, upon inspection, the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5.08(2)(a)1 through 4. Rinnai M-Series Condensing Boiler Solo Manual...

  • Page 114: Warranty

    Rinnai’s sole discretion. The warranty claim for product parts and labor may be denied if a component or product returned to Rinnai is found to be free of defects in material or workmanship; damaged by improper installation, use or operation;...
  • Page 115 This Limited Warranty does not cover any product used in an application that uses chemically treated water such as a pool or spa heater. If you purchase a Rinnai product from an unauthorized dealer, or if the original factory serial number has been removed, defaced or altered, your Rinnai warranty will not be valid.
  • Page 116 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 117 Rinnai M-Series Condensing Boiler Solo Manual...
  • Page 118 800000065(03) 6/2019 Rinnai M-Series Condensing Boiler Solo Manual...

This manual is also suitable for:

M060sM090sM120sM160s

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