Instruction of SR81 Split Pressurized Solar Hot Water System
Page 2 of 59
8.5 COOL Cooling function ............................................................................................. 34
8.6 AUX Auxiliary function ............................................................................................... 38
8.7 MAN Manual operation ............................................................................................. 42
8.8 BLPR Blocking protection ......................................................................................... 43
8.9 OTDI Thermal Sterilization Function ......................................................................... 43
8.10 OPAR Parallel relays .............................................................................................. 45
8.11 OHQM Thermal energy measuring ......................................................................... 46
8.12 FS Flow meter option and flow rate monitoring ...................................................... 49
8.13 UNIT Switch ............................................................................................................ 52
8.14 RET Reset ............................................................................................................... 52
8.15 PASS Password set ................................................................................................ 53
8.16 Manual heating ........................................................................................................ 54
8.17 ECO Economic mode .............................................................................................. 55
8.18 DHW circuit pump triggered manually .................................................................... 55
8.19 On/Off controller ...................................................................................................... 55
8.20 Holiday function ....................................................................................................... 55
8.21 Manual circuit function ............................................................................................ 56
9. Protection function....................................................................................................... 56
9.1 Memory function during power failure ....................................................................... 56
9.2 Screen protection ...................................................................................................... 56
10 Trouble checking ........................................................................................................ 56
11. Quality Guarantee ..................................................................................................... 57
12. Accessories ............................................................................................................... 58
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