DeDietrich MODULENS O PRO Manuale

Labo 1/2 IT2721-en

Technical Information

MODULENS O PRO

PFC 45 - PFC 60 - PFC 90 – PFC 120

Diagnostic aid

JS N° IT2721-en 07/07/2023

1. Symptom

The boiler remains on standby:

- A heating demand is present (symbol is blinking)

- No fault displayed.

- The boiler doesn't start

2. Solution

1) Switch the boiler off and on again (ON/OFF switch)

2) If the default E07.12 is displayed:

- the safety thermostat is activated,

- the RV safety control box displays a E2 fault, stops the boiler, but does not

immediately transmit the fault to the boiler control panel (no error displayed). The

display of the error only appears after switching the boiler off and on again.

RV Safety control box

EN

Symbol is blinking:

Boiler in demand

Labo 2/2 IT2721-en

3) Solve the E07.12 fault:

3.1 Carry out the checks indicated in the instruction manual to remove the fault:

E07.12

STB activated

No water circulation

•Vent the air from the heating system

•Check the circulation (direction, pump,

valves)

•Check the water pressure

•Check the cleanliness of the heating

body

Poor connection

•Check the wiring of the safety

thermostat.

•Check that the safety thermostat has

been correctly installed, replace it if

necessary.

3.2 Clear the error

- Switch the boiler off and back on:

The boiler starts up again automatically when the cause of the error has been removed.

or

- clear the error manually by pressing button .

3. Concerned appliances

•Only RV safety boxes with a software version between 117 (fitted from July 2017) and

120 (fitted until April 2021) have this fault.

•RV safety boxes with software version 121, fitted on appliances since May 2021, no

longer have this problem.

4. Spare parts

Preventive replacement of the safety box is not necessary.

5. Accessing the RV safety box

To check the software version of the RV safety control box :

1. Remove the boiler top panel

2. Check the label sticked on the safety box: in the example below the software version is

120.

Questo manuale è adatto per i seguenti modelli

4

Altri manuali DeDietrich Caldaia

DeDietrich

DeDietrich INNOVENS PRO MCA 160 Manuale

DeDietrich

DeDietrich AGC 25 Manuale

DeDietrich

DeDietrich MS 24 BIC FF Manuale utente

DeDietrich

DeDietrich EVODENS PRO Amc 45 Manuale utente

DeDietrich

DeDietrich NANEO EMC-PMC Series Manuale

DeDietrich

DeDietrich DTG 230 S Manuale utente

DeDietrich

DeDietrich GT 430 Manuale

DeDietrich

DeDietrich MCA Pro 45 Manuale

DeDietrich

DeDietrich NeOvo Condens EFU C-S 19 FF Manuale utente

DeDietrich

DeDietrich MS 24 MI VMC Manuale utente

DeDietrich

DeDietrich NeOvo Condens EFU C 40 Manuale utente

DeDietrich

DeDietrich INNOVENS PRO MCA 160 Guida alla risoluzione dei problemi

DeDietrich

DeDietrich C 610 ECO Manuale utente

DeDietrich

DeDietrich GTU 120 Manuale utente

DeDietrich

DeDietrich GT 400 A Manuale di istruzioni

DeDietrich

DeDietrich SOLNEO SGC 24 SOL Manuale utente

DeDietrich

DeDietrich MCR 24 Manuale utente

DeDietrich

DeDietrich INNOVENS PRO Manuale operativo

DeDietrich

DeDietrich C 230 ECO Manuale

DeDietrich

DeDietrich Elidens DTG130-45 Manuale utente

DeDietrich

DeDietrich MCA 45 - 65 - 90 - 115 Manuale

DeDietrich

DeDietrich EVODENS PRO Series Manuale utente

DeDietrich

DeDietrich MPX 28/33 BIC Manuale utente

DeDietrich

DeDietrich Innovens MCA 35 Manuale

Manuali Caldaia popolari di altre marche

Vaillant

Vaillant uniSTOR VIH SW GB 500 BES Manuale utente

Radijator

Radijator BIO max 23.1 Manuale utente

Brunner

Brunner BSV 20 Manuale utente

Buderus

Buderus Logamax GB062-24 KDE H V2 Manuale utente

Potterton

Potterton 50e Scheda tecnica

UTICA BOILERS

UTICA BOILERS TriFire Manuale utente

Joannes

Joannes LADY Series Manuale

ECR International

ECR International UB90-125 Manuale di istruzioni

Froling

Froling FHG Turbo 3000 Manuale utente

Froling

Froling P4 Pellet 8 - 105 Manuale utente

U.S. Boiler Company

U.S. Boiler Company K2 Manuale utente

Henrad

Henrad C95 FF Manuale utente

NeOvo

NeOvo EcoNox EF 36 Manuale utente

Potterton

Potterton PROMAX SL 12 Manuale utente

Eco Hometec

Eco Hometec EC 25 COMPACT Manuale utente

Viessmann

Viessmann VITODENS 200 Guida

Baxi

Baxi Prime 1.24 Manuale utente

REXNOVA

REXNOVA ISA 20 BITHERMAL Manuale utente