Noritz NR50-OD Service Manual

Also see for NRC111-DV: Installation manual Installation manual Owner's guide Instructional manual Installation manual

Noritz NR50-OD Service Manual Manual pdf 3 page image

31. Featuress!LLOWSTHESIMPLEINSTALLATIONOFUPTOUNITSLINKEDTOGETHERUSINGA1UICK#ONNECT#ORDs4WO RECIRCULATION PUMPS CAN BE CONNECTED TO THE MULTI SYSTEM CONTROLLER TO PROVIDE A ROTATIONAL PUMP SYSTEM.4HE MULTI SYSTEM CONTROLLER WILL ROTATE THE RUN TIME OF EACH PUMP TO INCREASE PUMP LIFE AND ALSO PROVIDE A BACKUPSHOULDONEPUMPFAIL. )N A MULTI SYSTEM INSTALLATION THE SYSTEM CONTROLLER ROTATES THE PRIMARY UNIT EVERY 8 HOURS OF ACCUMULATEDCOMBUSTIONTIME. )F THE PRIMARY UNIT IS OPERATING DURING THE ROTATION TIMING ROTATION IS MADE AFTER COMBUSTION IS FINISHED WAIT TIMEOFUPTO 16 HOURS .(3) 2OTATION ISMADEEVERY4 HOURS REGARDLESSOFTHEBURN TOENSUREEVENWEAR.5. 4EMPERATURE,OCKOUT&UNCTION6. %LEVATION!DJUSTMENT&OR.2.#. 51-3ERIES .##. -#3ERIES .2#. -#3ERIES .2.#. M 3ERIES AND.#. -3ERIESONLY##06ALVE3YSTEM #ONTROLLER(&OR.##. -#3ERIES .2#. -#3ERIES.2.#. M 3ERIES AND.#. -3ERIESONLY)(&OR.##. -#3ERIES .2#. -#3ERIES.2.#. M 3ERIES AND.#. -3ERIESONLY).OTREqUIREDs2EMOTE#ONTROLLER UNIT #ORDCANbEEXTENDEDUPTOgWITH 18!7'WIRE.* NOTEIN A1UICK#ONNECT-ULTI 3YSTEM ONLYONE REMOTECONTROLLERWILLBEINSTALLED.&OR.2.#. 51-3ERIES .##. -#3ERIES .2#. -#3ERIES.2.#. M 3ERIES AND.#. -3ERIESONLYs4HEREMOTE #ONTROLLER CAN bESET TORESTRICTTHEMAXIMUMALLOWAbLETEMPERATURE SETTINGFOR ADDED SAFETY.3EEPAGE FORDETAILS1UICK#ONNECT-ULTI3YSTEM. 3ECONDARY2ECIRCULATION0UMPINA-ULTI 3YSTEM3. -ULTI 3YSTEM2OTATION4IMINGs4HE WATER HEATER CAN bE QUICKLY CONFIGURED FOR INSTALLATIONS ABOVE g BY SIMPLY DISCONNECTING A JUMPER INSIDEOFTHE UNIT .OADDITIONALEQUIPMENT OR ADJUSTMENTSARENECESSARY3EE THE "INSTALLATIONMANUALFORDETAILS.-AXIMUM2EMOTE#ONTROLLER,ENGTH/NLYONEREMOTECONTROLLERCANBECONNECTED