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Air Heating unit ACJB - Technical manual

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FläktGroup DC_9170GB_20190117_R2

We reserve the right to make changes without prior notice

CONTROL PANEL RDKZ-41-1

The operating mode is selected via the external control panel RDKZ-41-
1, which should be installed in a suitable place, either on a wall or in a 
wall box. Press the arrow button to select operating mode. The activat-
ed mode is indicated by a LED. 

CONTROL PANEL RDKZ-41-1, OPERATION

Figure 2. Operating modes on control panel (RDKZ-41-1).

NORMAL

SUMMER MODE

FILTER ALARM

FORCED

Arrow button

(for selecting operating mode)

Figure 1. Control panel RDKZ-41-1 with mains lead.

NORMAL MODE

The air heating unit automatically controls the fan speed to maintain 
the desired temperature.

FORCED MODE

The fan goes up to maximum flow. This function can be used to dis-
tribute surplus heat through the house, for instance if a heating stove 
is used. 
The unit operates in forced mode for 120 minutes, and then returns to 
NORMAL mode. If forced ventilation is required for only a short time, it 
can be terminated manually by pressing the arrow button and select-
ing NORMAL mode. 

Figure 3. Setting of desired temperature.

SET DESIRED TEMPERATURE

The temperature is set via control panel RDKZ-41-1. 

1.  Check the current set temperature by pressing either the * or  

# button once. 

  Then count how many times the NORMAL and FORCED symbols 

flash.

Note that the NORMAL symbol indicates tens and the FORCED symbol 
indicates ones.

Example:

 If the NORMAL symbol flashes twice and the FORCED symbol 

flashes three times, the temperature is currently set at 23º C. 
2.  To change the temperature, press * to reduce it or # to increase it.
3.  After setting the desired temperature, press ARROW to save and  

return to normal mode on the control panel. 

SUMMER MODE

Each press reduces 

the set temperature 

by 1 °C

Each press raises 

the set temperature 

by 1 °C

Indicates ones 

(1–9)

Indicates tens 

(10–90) 

NORMAL

FORCED

Saves the set 

temperature

Содержание ACJB

Страница 1: ...INSTALLATION OPERATION MAINTENANCE AND SPARE PARTS AIR HEATING UNIT HEATMASTER ACJB...

Страница 2: ...INSTALLATION ADJUSTMENT AND COMMISSIONING AS DESCRIBED IN THESE INSTRUCTIONS MUST BE CARRIED OUT BY AN INSTALLER OR SERVICE PERSONNEL WARNING THE APPLIANCE MAY BE USED BY CHILDREN OVER THE AGE OF 8 PE...

Страница 3: ...aintain the desired temperature THE UNIT S MAIN COMPONENTS 1 Coarse filter G3 ISO Coarse 2 Fine filter M5 ISO Coarse 85 3 Secondary air fan 4 Control unit 5 Postheater water electrical 6 Casing SUMMER...

Страница 4: ...eating stove is used The unit operates in forced mode for 120 minutes and then returns to NORMAL mode If forced ventilation is required for only a short time it can be terminated manually by pressing...

Страница 5: ...replacement is needed A timer is set at six months and the alarm light on the control panel flashes when it is time to replace the filter To replace the filter follow the steps below 1 Switch off the...

Страница 6: ...he room sensor by opening the smaller front hatch and disconnecting them from the circuit board 5 Dismantle the ACJ unit 6 If necessary clean the secondary air and supply air ducts 7 Mount the new ACJ...

Страница 7: ...ical manual 7 Fl ktGroup DC_9170GB_20190117_R2 We reserve the right to make changes without prior notice DIMENSIONS AND WEIGHT DIMENSIONS AND WEIGHT Weight 55 kg 125 80 120 100 140 200 168 120 1150 29...

Страница 8: ...N DIAGRAMS Figure 9 UNIT WITH ELECTRIC HEATER El heater 3 ph 3 kW El heater 2 ph 3 kW Contactor El heater Contactor Pulser Pulser Control panel Supply air Return GT GT Fan N L1 1 3 5 A2 1 3 A2 2 4 6 A...

Страница 9: ...Fl ktGroup DC_9170GB_20190117_R2 We reserve the right to make changes without prior notice UNIT WITH WATER HEATING CONNECTION DIAGRAMS CONT D Control panel Return air Supply air GT OK 1 TR 1 GT Fan Po...

Страница 10: ...ed Summer mode is indi cated by a LED on the control panel see figure 11 When the regula tor signals a demand for heating over 5 Summer mode is deacti vated and the fan resumes Normal mode OVERHEATING...

Страница 11: ...in the new unit 1 Disconnect the unit from the power supply 2 Remove the old room sensor 3 Connect the room temperature sensor to the existing room temper ature cable from the old unit 4 Connect the r...

Страница 12: ...ressing reduce and increase The parameter value is illustrated by the number of times the green LEDs flash see table 16 6 Confirm the change by pressing the ARROW button 7 To change more parameters re...

Страница 13: ...9 Internal function 10 P band multiplier 1 255 8 11 Int action time 1 5min 1 255 10 12 Current register value Display 13 Current bit information Display WATER HEATER Parameter Function Setting Factory...

Страница 14: ...75 W ACJB 1 3 ACJB 99 15 Control board electric heater 3 3 kW ACJB aa b c 1 e 1 3 ACJB 99 16 Control board electric heater 6 kW ACJB aa b c 1 e 1 3 ACJB 99 17 Control board water heater ACJB aa b c 5...

Страница 15: ......

Страница 16: ...e technology high quality and superior performance backed by over 100 years of experience in the industry With the market s widest range of products and strong market presence in 65 countries worldwid...

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