Rinnai® M-Series System Application Drawings For Rinnai M-Series Condensing Boilers
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This document contains application engineering drawings for the Rinnai M-Series Condensing Boiler. For more information on the M-Series Condensing Boiler, visit rinnai.us. The bottom, right corner of each drawing contains document information such as title, drawing number, revision, total number of sheets, and more. Listed below are abbreviations used throughout this document.
Example: 1M-S-2BR-PS Example: 1 M - S - 2 BR - PS MW-2S-2ZP-I Number of Boilers (1, 2, 3, or 4) ZP - I W = Wiring Diagram Number of Boilers (1, 2, 3, or 4) Boiler Type • C = Combi • S = Solo Boiler Type • C = Combi • S = Solo Number of Zones (1, 2, 3, or 4) Number of Zones (1, 2, 3, or 4) Zone Description A = Air Handler B = Baseboard BR = Baseboard and Radiant CR = Cast Iron Radiator HX = Heat Exchanger I = Indirect Tank LLH = Low Loss Header XX = Zone Not Specified O = Oxygen Permeable Piping
8 7 5 6 Notes: D 4 Thermostats Condensate must be disposed of according to local codes. 1 Optional LWCO Outdoor Reset Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. 2 3 120 V Input D Zone Control Panel Air eliminator should be located at least 12 inches away from the first bend on the supply. Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 4 2 3 1 Outdoor Reset Notes: D 5 6 7 Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Thermostats 120V Input D Condensate must be disposed of according to local codes. Air eliminator should be located at least 12 inches away from the first bend on the supply. Relay Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 7 5 6 4 1 Optional LWCO Notes: D 2 3 Outdoor Reset Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. D Condensate must be disposed of according to local codes. 120 V Input Thermostat Air eliminator should be located at least 12 inches away from the first bend on the supply. Zone Controler Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
Notes: D 5 6 7 Outdoor Reset Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. 4 2 3 1 Optional LWCO D Condensate must be disposed of according to local codes. 120V Input Air eliminator should be located at least 12 inches away from the first bend on the supply. Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 Notes: D 5 6 7 Outdoor Reset Optional LWCO 4 2 3 1 Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. D Condensate must be disposed of according to local codes. 120V Input Air eliminator should be located at least 12 inches away from the first bend on the supply. Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 Notes: D 5 6 7 Outdoor Reset 4 2 3 1 Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. D Condensate must be disposed of according to local codes. 120 V Input Air eliminator should be located at least 12 inches away from the first bend on the supply. Thermostats Zone Controller Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 Notes: D 5 6 7 Outdoor Reset 4 2 3 1 Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. D Condensate must be disposed of according to local codes. 120 V Input Thermostats Air eliminator should be located at least 12 inches away from the first bend on the supply. Zone Controller Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 7 Notes: D 5 6 2 3 1 Optional LWCO Outdoor Reset Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. 4 D Condensate must be disposed of according to local codes. Air eliminator should be located at least 12 inches away from the first bend on the supply. Relay Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 4 2 3 1 Optional LWCO Notes: D 5 6 7 Outdoor Reset Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Thermostats Condensate must be disposed of according to local codes. Air eliminator should be located at least 12 inches away from the first bend on the supply. D 120 V Input Zone Control Panel Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 7 5 6 4 2 3 1 Notes: D Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Optional LWCO D Outdoor Reset Condensate must be disposed of according to local codes. 120 V Input Air eliminator should be located at least 12 inches away from the first bend on the supply. Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 5 6 7 Notes: D 2 3 1 Optional LWCO Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Outdoor Reset Thermostats D 120 V Input Condensate must be disposed of according to local codes. Mix Air eliminator should be located at least 12 inches away from the first bend on the supply. Zone Control Panel Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 5 6 7 4 2 3 1 Notes: D Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Outdoor Reset Optional LWCO Optional LWCO Condensate must be disposed of according to local codes. Air eliminator should be located at least 12 inches away from the first bend on the supply. Triple Pole Single Throw Circulator Relay Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop.
8 5 6 7 4 Notes: D Outdoor Reset D Optional LWCO Optional LWCO Optional LWCO 120 V Input Air eliminator should be located at least 12 inches away from the first bend on the supply. Boiler Controller Primary/secondary piping is necessary in all the application - except for single loop with lower system pressure drop. Refer to boiler pump curve from the installation manual. C Reference the boiler installation manual for recommanded glycol brands and mixed ratio.
8 5 6 7 4 Notes: D 2 3 Outdoor Reset Condensate piping shall be CPVC or PVC material and shall not be smaller than the drain connection on the appliance. Condensate must be disposed of according to local codes. D Optional LWCO Optional LWCO Optional LWCO Optional LWCO 120 V Input Air eliminator should be located at least 12 inches away from the first bend on the supply.
8 5 6 7 4 1 Solo Boiler 1 **FIELD SUPPLIED ZONE CONTROLLER** D 2 3 External Safety Contact Relay = 24 V AC DPDT Electrical Relay P1 = DHW Circulator (for indirect tank) Z1, Z2 = Zone Circulators T1, T2 = Thermostats (heat demand control) S1 = Outdoor Sensor S2 = Boiler Supply Sensor S3 = DHW Submersible Sensor (for DHW pump control) OT Bus DHW Out On/Off D Solo Boiler 2 7.5A 7.5A 7.5A 7.
8 5 6 7 4 1 Solo Boiler 1 **FIELD SUPPLIED ZONE CONTROLLER** D 2 3 Relay = 24 V AC DPDT Electrical Relay Z1, Z2, Z3 = Zone Cirulators T1, T2, T3 = Thermostats(heat demand control) S1 = Boiler Sensor S2 = Outdoor Sensor External Safety Contact OT Bus DHW Out On/Off D 10A 10A Solo Boiler 2 10A External Safety Contact Do not apply power 1 2 3 5 4 Boiler Setpoint Demand Demand C 6 Power L 8 7 Boil N Pmp N 9 10 Stage 1 1 11 12 13 14 15 16 UnO Sw Com Boil OT Bus DH
8 5 6 7 4 1 Solo Boiler 1 **FIELD SUPPLIED ZONE CONTROLLER** D 2 3 P1 = Primary Circulator for space heating S1 = Indoor Sensor S2 = Outdoor Sensor S3 = Boiler Supply Sensor External Safety Contact DHW OT Bus Out On/Off D Solo Boiler 2 7.5A 7.5A 7.5A 7.
8 5 6 7 4 1 Solo Boiler 1 **FIELD SUPPLIED ZONE CONTROLLER** D 2 3 External Safety Contact P1 = Primary Circulator for space heating P2 = DHW Circulator (for indirect tank) S1 = Indoor Sensor S2 = Outdoor Sensor S3 = Boiler Supply Sensor S4 = DHW Submersible Sensor (for DHW pump control) OT Bus DHW Out On/Off D Solo Boiler 2 7.5A 7.5A 7.5A 7.
8 5 6 7 4 2 3 1 **FIELD SUPPLIED ZONE CONTROLLER** D Relay = 24 V AC DPDT Electrical Relay Z1 = Zone Cirulator T1 = Thermostat(heat demand control) S1 = Boiler Sensor S2 = Outdoor Sensor D 5A 5A 5A 5A 5A 5A 5A 5A Do not apply power 2 3 4 Boil Boil Out 1 Com - C Sup Ret + 5 Un0 Sw 6 7 8 9 10 11 Mod1 mA Mod2 mA Mod3 mA + - + - + 12 Prim - P1 13 15 14 16 Power C.A.
8 5 6 7 4 2 3 Z DP D D Snow Melt/ Pool Heating Cast Iron Radiator Purge Station Balancing Valve C 1 Zone Valve Temperature Sensor Outdoor Reset Electric Water Heater Panel Radiator Radiant Floor Heating Return Manifold C Ball Valve Pressure Relief Valve Supply Manifold Boiler Drain Differential Pressure Bypass Heat Exchanger Air Vent Flot Type B 3 Way Mixing Valve Pump Isolation Flanges Check Valve Dirt Trap Thermostat Aquastat B P T Low Voltage Pressure and Temparatur