Operating instructions

41
912.808.1 - IT
INSTALLATION AND OPERATING MANUAL
For regular and cost-effective operation of the user modules, they must be periodically checked and overhauled appro-
xima- tely once every two years.
(only for models RS – RSP – RS2Z)
The stainless steel domestic hot water plate-type heat exchanger can be easily disassembled with a screwdriver as de-
scribed below:
r $MPTFBMMUIFPOPGGUBQTPOUIFIZESBVMJDDPOOFDUPSTPGUIFNPEVMF
r &NQUZUIFIFBUJOHDJSDVJUXJUIUIFSFMBUJWFESBJOUBQ
r &NQUZUIFXBUFSJOUIFEPNFTUJDIPUXBUFSDJSDVJUCZPQFOJOHBIPUXBUFSUBQ
r 3FNPWFUIFCZQBTTQJQFCZSFMFBTJOHUIFàYJOHTQSJOHT
r 3FNPWFUIFUXPGSPOUTDSFXTTFDVSJOHUIFXBUFSXBUFSIFBUFYDIBOHFSBOEQVMMJUPVU
To clean the exchanger and/or DHW circuit, use Cillit FFW-AL or Benckiser HF-AL. Remove the scale from the seat and
relative NTC sensor tted on the DHW circuit.
Figure 17: Dismounting the DHW exchanger
0606_1025 / CR_0019
REMOVE THE SCREWS
DHW
EXCHANGER
REMOVE
BYPASS
23. DISMOUNTING/ CLEANING THE DOMESTIC HOT WATER EXCHANGER
MAINTENANCE INSTRUCTIONS
DRAIN TAP
REMOVE THE SCREWS