Heatmaster 201 manual Communication Mode with Code, Error Mode with Code, FAN Mode with Code

COMMUNICATION MODE (WITH CODE)

When in this mode, the system displays the communication between the boiler and the control module, the optional interface kit or the optional programmable room thermostat.

MCBA FOR SPECIALISTS: INSTALLER, SERVICE ENGINEER

ERROR MODE (WITH CODE)

“ERROR” mode indicates the most recent error, as well as the status of the boiler and its readings at the time this error occurred.

Key Display

MODE

Key Display Description of parameters

No communication

Communication between the boiler module and the optional control modules only (RMCI)

STEP

Communication between all the devices connected

FAN MODE (WITH CODE)

Key Display Description of parameters

Fan speed

MODE

The current fan speed is 5,500 rpm.

Key

MODE

Key

STEP

STEP

MODE

STEP

STEP

STEP

Display

Display Description of parameters

Code mode

(See the table on page 16 for a full list)

Status of the boiler at the time of the error (See the table on page 16)

Start temperature T1 at the time of the error

Return temperature T2 at the time of the error

Hot water temperature T3 at the time of the error

Outdoor temperature T4 at the time of the error

STEP

Temperature sensor resistance tables

Temp. °C	R Ω	Temp. °C	R Ω
-20	98200	40	6650
-15	75900	45	5520
-10	58800	50	4610
-5	45900	55	3860
0	36100	60	3250
5	28600	65	2750
10	22800	70	2340
15	18300	75	1940
20	14700	80	1710
25	12000	85	1470
30	9800	90	1260
35	8050	95	1100
		100	950

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