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R1K 34 /B - RAD - ING - Manuale - 1512.2_CSA_TTS
2. MAINTENANCE
SUPPOR
T CENTER
2.2.11. 3-WAY VALVE OPERATION
Important: The working position of the 3-way valve
is indicated by the color (Red or Blue) visible in the
inside of the valve. (see ‘C’ - fig. 36).
› The RED color (with C-A) indicates the operation
in the Domestic Hot water mode.
› The BLUE color (with C-B) indicates the
operation in Heating mode.
C
MAINTENANCE
fig. 36
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