Dimplex LA 12TR, LA 8MR, LA 6MR, LA 16TR Legend LA 06MR-LA10MR, APPENDIX 12.4 WIRING DIAGRAMS

Models: LA 10MR LA 16TR LA 12TR LA 6MR LA 8MR

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12.4.4 Legend LA 06MR-LA10MR

APPENDIX: 12.4 WIRING DIAGRAMS

12.4.4 Legend LA 06MR-LA10MR

A1

Wire jumper: The jumper must be removed for external control (via potential-free contact)

 

or when a dew point monitor (via potential-free contact) is used.

B3*

Thermostat, hot water

B5

Control thermostat, back-up heater

C1

Operating capacitor, compressor

C3

Operating capacitor, fan

E3

Pressostat, defrost end

E4

Nozzle ring heater

E10

Back-up heater

F1

Control fuse

F4

Pressostat, high pressure

F5

Pressostat, low pressure

F17

Safety temperature limiter, back-up heater

H1**

LED, ready for operation

K2

Contactor, fan

K20

Contactor, back-up heater

K24

Relay, call for hot water

M1

Compressor

M2

Fan

M13

Heating circulating pump

N5*

Dew point monitor

N7

Soft starter

N10

Remote control

N12

Control board

N13*

Switch group, hot water

R1

External sensor

R2

Return sensor

R7

Coding resistor

R10*

Moisture sensor

R12

Frost protection sensor, cooling mode (water)

R14**

Setpoint potentiometer

R15

Flow sensor

S1**

Control switch HP ON/OFF

S2**

Change-over switch HEATING/COOLING

X1

Terminal strip, mains L/N/PE - 230 V AC / 50 Hz

X2

Terminal strip, external components

X3

Terminal strip, back-up heater

X4

Terminal strip, compressor

X5

Terminal strip, internal wiring

Y1

4-way reversing valve heating/cooling

Y5*

3-way reversing valve for domestic hot water preparation

*Parts to be provided by the client

**Parts are integrated into the remote control

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Dimplex LA 12TR, LA 8MR, LA 6MR, LA 16TR, LA 10MR operating instructions Legend LA 06MR-LA10MR, APPENDIX 12.4 WIRING DIAGRAMS

FAQ

What is the purpose of the wire jumper?

The wire jumper must be removed for external control via potential-free contact or when a dew point monitor is used.

What is the function of the control thermostat for the back-up heater?

The control thermostat for the back-up heater regulates the temperature for the back-up heating system.

How does the 4-way reversing valve for heating/cooling work?

The 4-way reversing valve is responsible for switching the heat pump between heating and cooling modes.