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Pr48 = T seconds 

After a power outage, one of the following conditions may occur depending on the stove previous status: 

previous status

 

power outage duration

 

new status

 

switched off 

any 

switched off 

ignition 

< T 

ignition 

pellet loading without pre-load 

< T 

pellet loading 

pellet loading with pre-load 

any 

switching off 

waiting for flame 

< T 

waiting for flame 

working mode 

< T 

working mode 

burn pot cleaning 

< T 

burn pot cleaning 

switching off 

< T 

switching off 

 

If the power outage duration is longer than T, the stove switches off. 

 

10. ALARMS 

 

In the event of a malfunction, the control board indicates the problem and activates various procedures depending on the type  of alarm. The possible alarm 

messages are listed below: 

 

Display shows

 

No. 

Cause

 

BLACK OUT 

(1)

 

Absence of mains voltage 

PROBE EXHAUST

 

(2)

 

Fume temperature probe fault 

HOT EXHAUST

 

(3)

 

Fume overheating 

FAN FAILURE

 

(4)

 

Exhaust blower fault, not working 

NO LIGHTIN-

 

(5)

 

Stove does not ignite 

NO PELLET

 

(6)

 

Shutting down due to insufficient pellets 

SAFETY THERMAL

 

(7)

 

Safety thermostat activated 

FAILURE DEPRESS

 

(8)

 

Depressor activated 

TRIAC COC FAILURE 

(AL B)

 

The auger tube turns continuously 

PROBE WATER 

(AL C)

 

Water probe broken or shorted 

HOT WATER 

(AL D)

 

Stove water maximum threshold exceeded 

WATER PRESS ALARM  

(AL E)

 

Water pressure too low or too high 

 

In case of alarm, the stove is immediately switched off. 

The alarm status can be reset by pressing the P4 button. 

 

FUME TEMPERATURE PROBE ALARM 

The alarm is triggered when the fume temperature probe is not working properly or is disconnected. The stove switches off when the alarm is active. 

 

FUME TEMPERATURE OVER ALARM 

This occurs if the fume probe detects a temperature greater than 280°C.  

The stove switching-off phase starts immediately. 

 

NON-IGNITION ALARM 

The alarm is triggered whenever ignition fails. The shutdown procedure is immediately activated. 

 

SWITCHING OFF ALARM DURING THE WORK PHASE 

If during the work phase the flame goes out and the fume temperature drops below the minimum work threshold, the shutdown procedure is immediately activated. 

 

AUGER SAFETY PRESSURE SWITCH ALARM 

If the pressure switch detects a value below the trigger threshold, it immediately switches off the auger tube (to which it is connected in series) while the control 

board acquires this change in status via the AL2 terminal in CN4. 

FAILURE DEPRESS- 

is displayed and the system is shut down. 

 

GENERAL THERMOSTAT ALARM 

If the general safety thermostat detects a value exceeding the trigger threshold, it immediately switches off the auger tube (to which it is connected in series), while 

the control board acquires this change in status via the AL1 terminal in CN4. The message 

SAFETY THERMAL

 is displayed and the system is shut down. Unscrew 

the black cap at the bottom of the cooking stove under the display and press the button to reset the contact. 

 

FAULTY FUME INTAKE FAN ALARM 

In the event that the fume fan fails, the stove stops and the 

FAN FAILURE

 message is displayed. The shutdown procedure is immediately activated. 

 

 

SERVICE MESSAGE

 

The stove will display the message SERVICE (or SER) during operation depending on the number of hours of operation. The wording does not lock operation of 

the stove, but non-routine maintenance will be required by an authorised technician, who will reset the service hours.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Summary of Contents for ISOTTA

Page 1: ...INSTRUCTION MANUAL PELLET HYDRO STOVES ISOTTA PELLET COOKING STOVE EN...

Page 2: ...ANCES p 5 04 3 SYSTEM CONNECTION AND DIAGRAMS p 6 05 COMPONENTS AND CONNECTIONS p 8 06 INSTALLATION p 10 06 1 HYDRAULIC CONNECTION p 10 07 METHOD OF USE p 11 07 1 HYDRO MODE p 11 07 2 OVEN MODE p 12 0...

Page 3: ...scita fumi C 119 71 173 89 Flue gas mass flow Flusso massico dei fumi g s 13 4 6 7 15 1 7 6 Efficiency Rendimento 93 5 95 5 89 0 93 5 Total heating output Potenza termica Kw 18 5 6 5 18 2 6 7 Water he...

Page 4: ...DISTANCES If the stove is to be installed in rooms where it is surrounded by combustible materials e g furniture wood cladding etc the following minimum clearances must be complied with Symbol mm Conv...

Page 5: ...m Convective air mm Isolating shim mm RECESSED INSTALLATION Rear wall under above hob Side wall under hob Floor Front Side hob irradiation area Above hob irradiation area C1 C2 B A D E 50 of which 50...

Page 6: ...04 3 SYSTEM CONNECTION AND DIAGRAMS 6...

Page 7: ...7...

Page 8: ...SCHARGE 4 ELECTRONIC PUMP 1 230 V 50 Hz 5 BALL VALVE 6 AUGER MOTOR 5 3 RPM 7 SPARK PLUG 300 W 8 PRESSURE TRANSDUCER 505 3 8 9 SAFETY AND DISCHARGE VALVE 3 BAR 10 EXPANSION TANK 8 litres 3 8 11 OVEN BU...

Page 9: ...NOTES 14 AUTOMATIC RELEASE VALVE 15 LCD DISPLAY 16 FIRE DOOR 17 OVEN DOOR 18 OVEN 19 OVEN ADJUSTMENT ON OFF B 20 HYDRO OVEN ADJUSTMENT A 9...

Page 10: ...draulic connections They are fixed with quick release clips The cooking stove is internally equipped with all the components for safety automatic vent valve 3 bar safety valve expansion tank stove saf...

Page 11: ...uld be positioned in this manner The lever of the Hydro Oven adjustment must be completely extracted while the Oven adjustment must be turned anti clockwise until it is completely positioned In this c...

Page 12: ...he Hydro Oven adjustment must be completely inserted while the Oven adjustment must be turned clockwise until it is completely positioned In this case the heat output of the stove is regulated accordi...

Page 13: ...SYMBOLS HYDRO OVEN adjustment OVEN adjustment CAUTION The HYDRO OVEN adjustment lever can be removed by unscrewing it OVEN HYDRO ADJUSTMENT COMPLETELY INSERTED ADJUSTMENT COMPLETELY EXTRACTED HYDRO AD...

Page 14: ...TON 3 P3 Set menu Use this button to access the temperature setting and user and technician parameter menu After entering the menu use this button to access the next sub menu or set the value and move...

Page 15: ...plays the temperature of the oven SET 08 3 MENU Press P3 Menu to access the menu It includes several items and levels to access settings and control board programming The menu items providing access t...

Page 16: ...hen stand by Below Water Set the stove comes on again and resumes operation The stove in no way considers the temperature measured by the ambient probe of the same stove WATER TAKES PRIORITY Mode 3 WI...

Page 17: ...d of the start up phase if no problems occurred the stove enters its normal working mode Changing set room temperature Press button P2 to change the set room temperature The display shows the current...

Page 18: ...seconds to switch off the stove The Auger tube stops immediately and the exhaust blower reaches its maximum speed value The CLEANING FINAL phase is performed Stove switched off The display will show t...

Page 19: ...itches off when the alarm is active FUME TEMPERATURE OVER ALARM This occurs if the fume probe detects a temperature greater than 280 C The stove switching off phase starts immediately NON IGNITION ALA...

Page 20: ...EMENT 95110021100 3 RELAY 951089800 4 OVEN CONTACT 5 505 PRESSURE TRANSDUCER CABLE 6 NTC TYPE OVEN PROBE 7 FUME MOTOR ENCODER 8 STOVE PROBE 9 ROOM PROBE 10 EXTERNAL THERMOSTAT 11 FUME PROBE 12 AUGER M...

Page 21: ...tion totale ou partielle sans autorisation expresse de Eva Stampaggi S r l est interdite Die angegebenen Daten und Eigenschaften binden das Unternehmen Eva Stampaggi S r l nicht das sich das Recht vor...

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