Baxi Luna 3 Comfort Manual Para El Usuario Y El Instalador página 31

26. CONNECTING AN EXTERNAL HOT WATER TANK
Models 1.240 i - 1.240 Fi - 1.310 Fi
HOT WATER TANK SENSOR CONNECTION
The boiler is arranged for connection of an external D.H.W. storage tank.
Connect the D.H.W. storage tank pipes as shown in figure 17.
Connect the D.H.W. priority NTC sensor to terminals 5-6 on the terminal block M2. Insert the NTC sensor probe in
the special hole on the D.H.W. storage tank.
The domestic hot water temperature (35°...65 °C) is adjusted by operating the buttons
Legend
UB
hot water tank unit
UR heating unit
M 3-way valve motor
M2 connection terminal block
SB DHW priority hot water tank sensor
MR heating delivery
MB hot water tank delivery
RR heating/hot water tank return
Figura 17
NOTES
Make sure parameter F03 = 05 (section 20).
INSTRUCTIONS PERTAINING TO THE INSTALLER
MOTOR
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