Optimax 25 S Manual - Ferroli

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Optimax 25 SOPTIMAX “Y” PlanPipe layoutAuto air ventOPTIMAXFERROLIBOILERAutomaticbypass(mimimum flow of 6l/min.)fig. 7aWiring diagramRemoveconnectionbetweenterminals 4-55Junction Box4 3 2 1LNLTerminal 4 - SWITCH LINEHoneywell V4073H mid positionThe heating system must have an automaticbypass capable ofpassing 6 litres/minute1 2 3 4 5 6 7 8 9 10NEL240 Vacfused at 3 ampsPROGRAMMERNEUTRALLIVECH ONDHW ONDHW OFF3 WAY ZONE VALVEBLUEWHITEGREYORANGERoom Thermostat21CCylinder Thermostatfig. 7b14
Optimax 25 SThe user must never change the unit’s power cable. If the cable gets damaged, switch off the unitand have it changed only by professionally qualified personnel. If changing the electric power cable,use only “HAR H05 VV-F” 3x0.75 mm 2 cable with a maximum outside diameter of 8 mm.Acces to the electrical terminal boardFollow the instructions given in fig. 8 to access the electrical connection terminal board (fig. 8). The layoutof the terminals for the various connections is given in the wiring diagram in the diagram fig. 9.Room thermostatfig. 8REMOVE CONNECTIONS 4 - 5 IF EXTERNAL CONTROL FITTED.WARNING: the room thermostat works at 230V.SystemexternalcontrolsSwitch Line 230VN543fig. 92.6 Flue systemL21The unit is “type C” with a sealed chamber and forced draught, the air inlet and flue outlet must beconnected to one of the following flue systems. With the aid of the tables and methods of calculation indicated,before commencing installation, it is first necessary to check that the flue system does not exceedthe maximum permissible length. The current standards and local regulations must be observed.It should be notes that only Ferroli flue system and accessories should be used on this appliance,as per BS 5440 2000 and C.E. test certification.15
Page 3 and 4: Optimax 25 S1. OPERATING INSTRUCTIO
Page 5: Optimax 25 S1.2 Control panelfig. 1
Page 8 and 9: Optimax 25 S2. INSTALLATION2.1 Gene
Page 10 and 11: Optimax 25 S2.3 Water connectionsTh
Page 12 and 13: Optimax 25 SWater treatmentIf treat
Page 16 and 17: Optimax 25 SConnection with concent
Page 18 and 19: Optimax 25 SConnection with 80 mm p
Page 20 and 21: Optimax 25 SMinimum Dimensions of F
Page 22 and 23: Optimax 25 SCondensate dischargeWhe
Page 24: Optimax 25 SIgnition• Open the ga
Page 27 and 28: Optimax 25 SF25Fault Possible cause
Page 29 and 30: Optimax 25 S4.2 General view and ma
Page 31 and 32: Optimax 25 S4.4 Technical data tabl
Page 33 and 34: Optimax 25 S4.6 Wiring diagramKey16
Page 35 and 36: SERVICE INTERVAL RECORDIt is recomm

Optimax 25 S Manual - Ferroli

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