1/8. Field settings table. Applicable indoor units HVZ04S18CB3V HVZ08S18CB3V HVZ16S18CB3V. Notes (5) 04/08 (6) 16* 4P

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1 1/8 Applicable indoor units *HVZ4S18CB3V *HVZ8S18CB3V *HVZ16S18CB3V Notes (*5) *4/8* (*6) *16* 4P

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3 3/8 User settings Preset values Room temperature Comfort (heating) R/W [3-7]~[3-6], step: A C Eco (heating) R/W [3-7]~[3-6], step: A C LWT main [8-9] Comfort (heating) R/W [9-1]~[9-], step: 1 C [8-A] Eco (heating) R/W [9-1]~[9-], step: 1 C 33 C Comfort (heating) R/W -1~1 C, step: 1 C C Eco (heating) R/W -1~1 C, step: 1 C -2 C Tank temperature [6-A] Storage comfort R/W 3~[6-E] C, step: 1 C 6 C [6-B] Storage eco R/W 3~min(5, [6-E]) C, step: 1 C [6-C] Reheat R/W 3~min(5, [6-E]) C, step: 1 C Quiet level R/W : Level 1 1: Level 2 2: Level 3 Electricity price [C-C] High R/W,~99/kWh [D-C] /kwh [C-D] Medium R/W,~99/kWh [D-D] /kwh [C-E] [D-E] Low R/W,~99/kWh /kwh Fuel price R/W,~99/kWh,~29/MBtu 8,/kWh Set weather dependent Main Set weather-dependent heating [1-] Set weather-dependent heating Low ambient temp. for LWT main zone heating WD curve. R/W -4~5 C, step: 1 C -1 C [1-1] Set weather-dependent heating High ambient temp. for LWT main zone heating WD curve. ~, step: 1 C [1-2] Set weather-dependent heating Leaving water value for low ambient temp. for LWT main zone heating WD curve. R/W [9-1]~[9-] C, step: 1 C [1-3] Set weather-dependent heating Leaving water value for high ambient temp. for LWT main zone heating WD curve. R/W [9-1]~min(45, [9-]) C, step: 1 C Additional Set weather-dependent heating [-] Set weather-dependent heating Leaving water value for high ambient temp. for LWT add zone heating WD curve. R/W [9-5]~min(45,[9-6]) C, step: 1 C [-1] Set weather-dependent heating Leaving water value for low ambient temp. for LWT add zone heating WD curve. R/W [9-5]~[9-6] C, step: 1 C [-2] Set weather-dependent heating High ambient temp. for LWT add zone heating WD curve. ~, step: 1 C [-3] Set weather-dependent heating Low ambient temp. for LWT add zone heating WD curve. R/W -4~5 C, step: 1 C -1 C Installer settings System layout Standard A [E-] Unit type R/O ~5 : LT split A [E-1] Compressor type R/O : 8 (*5) 1: 16 (*6) A [E-2] Indoor software type R/O 1: Type 2 A [E-3] Backup heater steps R/O 1: 1 step A [5-D] BUH type R/O 1: 1P,(1/1+2) A [D-1] Preferential kwh rate R/W : No 1: Active open 2: Active closed A [C-7] Unit control method R/W : LWT control 1: Ext RT control 2: RT control A [7-2] Number of LWT zones R/W : 1 LWT zone 1: 2 LWT zones A [F-D] Pump operation mode R/W : Continuous 1: Sample 2: Request A.2.1.A [E-4] Power saving possible R/O : No (*6) (*5) A.2.1.B User interface location R/W : At unit 1: In room Options A [E-5] DHW operation R/W : No A [E-7] DHW tank type R/O ~6 1: Type 2 A [C-5] Contact type main : Thermo ON/OFF 2: C/H request A [C-6] Contact type add. : Thermo ON/OFF 2: C/H request A [C-2] Digital I/O PCB Ext. backup heat src R/W ~3 : No 1: Bivalent A [D-7] Digital I/O PCB Solar kit R/O ~1 : No A [C-9] Digital I/O PCB Alarm output R/W : Normally open 1: Normally closed A [F-4] Digital I/O PCB Bottom plate heater R/W : No A [D-4] Demand PCB R/W : No 1: Pwr consmp ctrl (*5) *4/8* (*6) *16* 4P

4 4/8 A [D-8] External kwh meter 1 R/W : No 1:,1 pulse/kwh 2: 1 pulse/kwh 3: 1 pulse/kwh 4: 1 pulse/kwh 5: 1 pulse/kwh A [D-9] External kwh meter 2 R/W : No 1:,1 pulse/kwh 2: 1 pulse/kwh 3: 1 pulse/kwh 4: 1 pulse/kwh 5: 1 pulse/kwh A.2.2.A [D-2] DHW pump R/W : No 1: Secondary rtrn 2: Disinf. shunt A.2.2.B [C-8] External sensor R/W : No 1: Outdoor sensor 2: Room sensor Capacities A [6-3] BUH: step 1 R/W ~1 kw, step:,2 kw 3 kw A [6-7] Bottom plate heater R/W ~2 W, step: 1 W W Space operation LWT settings Main A LWT setpoint mode R/W : Fixed 1: Weather dep. 2: Fixed + scheduled 3: WD + scheduled A [9-1] Temperature range Minimum temp (heating) 5~37 C, step: 1 C A [9-] Temperature range Maximum temp (heating) R/W 37~55, step: 1 C A [8-5] Modulated LWT R/W : No A [F-B] Shut-off valve Thermo On/OFF R/W : No A [9-B] Emitter type R/W : Quick 1: Slow Additional A LWT setpoint mode R/W : Fixed 1: Weather dep. 2: Fixed + scheduled 3: WD + scheduled A [9-5] Temperature range Minimum temp (heating) 5~37 C, step: 1 C A [9-6] Temperature range Maximum temp (heating) R/W 37~55, step: 1 C Delta T source A [9-9] Heating R/W 3~1 C, step: 1 C 5 C Room thermostat A [3-7] Room temp. range Minimum temp (heating) 2~18 C, step: A C A [3-6] Room temp. range Maximum temp (heating) 8~3 C, step: A C A [2-A] Room temp. offset R/W -5~5 C, step:,5 C C A [2-9] Ext. room sensor offset R/W -5~5 C, step:,5 C C A Room temp. step R/W :,5 C 1: 1 C Operation range A [4-2] Space heating OFF temp 4~, step: 1 C (*5) 14~, step: 1 C (*6) Domestic hot water (DHW) Type A.4.1 [6-D] R/W : Reheat only 1: Reheat + sched. 2: Scheduled only Disinfection A [2-1] Disinfection R/W : No A [2-] Operation day R/W : Each day 1: Monday 2: Tuesday 3: Wednesday 4: Thursday 5: Friday 6: Saturday 7: Sunday A [2-2] Start time R/W ~23 hour, step: 1 hour 23 A [2-3] Temperature target R/W 6 C A [2-4] Duration R/W 4~6 min, step: 5 min 4 min Maximum setpoint A.4.5 [6-E] R/W 4~6 C, step: 1 C 6 C SP mode A.4.6 R/W : Fixed 1: Weather dep. Weather dependent curve A.4.7 [-B] Weather-dependent curve Leaving water value for high ambient temp. for R/W 35~[6-E] C, step: 1 C DHW WD curve. A.4.7 [-C] Weather-dependent curve Leaving water value for low ambient temp. for R/W 45~[6-E] C, step: 1 C DHW WD curve. 6 C A.4.7 [-D] Weather-dependent curve High ambient temp. for DHW WD curve. ~, step: 1 C A.4.7 [-E] Weather-dependent curve Low ambient temp. for DHW WD curve. R/W -4~5 C, step: 1 C -1 C Heat sources 4P (*5) *4/8* (*6) *16*

5 5/8 Backup heater A [4-] Operation mode R/W : Disabled 2: Only DHW A Emergency R/W : Manual 1: Automatic A [5-1] Equilibrium temp. R/W -15~, step: 1 C C System operation Auto restart A.6.1 [3-] R/W : No Preferential kwh rate A [D-] Allowed heaters R/W ~3 : None 2: BUH only A [D-5] Forced pump OFF R/W : Forced off 1: As normal Pwr consumpt. Control A [4-8] Mode R/W : No limitation 1: Continuous 2: Digital inputs A [4-9] Type R/W : Current 1: Power A [5-5] Amp. value R/W ~5 A, step: 1 A 5 A A [5-9] kw value R/W ~2 kw, step:,5 kw 2 kw A [5-5] Amp. limits for DI Limit DI1 R/W ~5 A, step: 1 A 5 A A [5-6] Amp. limits for DI Limit DI2 R/W ~5 A, step: 1 A 5 A A [5-7] Amp. limits for DI Limit DI3 R/W ~5 A, step: 1 A 5 A A [5-8] Amp. limits for DI Limit DI4 R/W ~5 A, step: 1 A 5 A A [5-9] kw limits for DI Limit DI1 R/W ~2 kw, step:,5 kw 2 kw A [5-A] kw limits for DI Limit DI2 R/W ~2 kw, step:,5 kw 2 kw A [5-B] kw limits for DI Limit DI3 R/W ~2 kw, step:,5 kw 2 kw A [5-C] kw limits for DI Limit DI4 R/W ~2 kw, step:,5 kw 2 kw A [4-1] Priority R/W ~2 : None 2: BUH Averaging time A.6.4 [1-A] R/W : No averaging 1: 12 hours 2: 24 hours 3: 48 hours 4: 72 hours Ext amb. sensor offset A.6.5 [2-B] R/W -5~5 C, step:,5 C C Boiler efficiency A.6.A [7-5] R/W : Very high 1: High 2: Medium 3: Low 4: Very low Overview settings A.8 [-] Leaving water value for high ambient temp. for LWT add zone heating WD curve. R/W [9-5]~min(45,[9-6]) C, step: 1 C A.8 [-1] Leaving water value for low ambient temp. for LWT add zone heating WD curve. R/W [9-5]~[9-6] C, step: 1 C A.8 [-2] High ambient temp. for LWT add zone heating WD curve. ~, step: 1 C A.8 [-3] Low ambient temp. for LWT add zone heating WD curve. R/W -4~5 C, step: 1 C -1 C A.8 [-4] -- R/W 8 A.8 [-5] -- 2 A.8 [-6] -- R/W 35 A.8 [-7] -- R/W 2 A.8 [-B] Leaving water value for high ambient temp. for DHW WD curve. R/W 35~[6-E] C, step: 1 C A.8 [-C] Leaving water value for low ambient temp. for DHW WD curve. R/W 45~[6-E] C, step: 1 C 6 C A.8 [-D] High ambient temp. for DHW WD curve. ~, step: 1 C A.8 [-E] Low ambient temp. for DHW WD curve. R/W -4~5 C, step: 1 C -1 C A.8 [1-] Low ambient temp. for LWT main zone heating WD curve. R/W -4~5 C, step: 1 C -1 C A.8 [1-1] High ambient temp. for LWT main zone heating WD curve. ~, step: 1 C A.8 [1-2] Leaving water value for low ambient temp. for LWT main zone heating WD curve. R/W [9-1]~[9-], step: 1 C A.8 [1-3] Leaving water value for high ambient temp. for LWT main zone heating WD curve. R/W [9-1]~min(45, [9-]) C, step: 1 C A.8 [1-4] -- A.8 [1-5] -- A.8 [1-6] -- R/W 2 A.8 [1-7] -- R/W 35 A.8 [1-8] -- R/W 22 A.8 [1-9] -- 8 A.8 [1-A] What is the averaging time for the outdoor temp? R/W : No averaging 1: 12 hours 2: 24 hours 3: 48 hours 4: 72 hours (*5) *4/8* (*6) *16* 4P

6 6/8 A.8 [2-] When should the disinfection function be executed? R/W : Each day 1: Monday 2: Tuesday 3: Wednesday 4: Thursday 5: Friday 6: Saturday 7: Sunday A.8 [2-1] Should the disinfection function be executed? R/W : No A.8 [2-2] When should the disinfection function start? R/W ~23 hour, step: 1 hour 23 A.8 [2-3] What is the disinfection target temperature? R/W 6 C A.8 [2-4] How long must the tank temperature be maintained? R/W 4~6 min, step: 5 min 4 min A.8 [2-5] Room antifrost temperature R/W 4~16 C, step: 1 C 12 C A.8 [2-6] Room frost protection R/W : Disabled A.8 [2-9] Adjust the offset on the measured room temperature R/W -5~5 C, step:,5 C C A.8 [2-A] Adjust the offset on the measured room temperature R/W -5~5 C, step:,5 C C A.8 [2-B] What is the required offset on the measured outdoor temp.? R/W -5~5 C, step:,5 C C A.8 [3-] Is auto restart of the unit allowed? R/W : No A.8 [3-1] -- A.8 [3-2] -- 1 A.8 [3-3] -- 4 A.8 [3-4] -- 2 A.8 [3-5] -- 1 A.8 [3-6] What is the maximum desired room temperature in heating? 8~3 C, step: A C A.8 [3-7] What is the mimimum desired room temperature in heating? 2~18 C, step: A C A.8 [3-8] -- R/W A.8 [3-9] -- R/W A.8 [4-] What is the BUH operation mode? R/W : Disabled 2: Only DHW A.8 [4-1] Which electric heater has priority? R/W ~2 : None 2: BUH A.8 [4-2] Below which outdoor temperature is heating allowed? 4~, step: 1 C (*5) 14~, step: 1 C (*6) A.8 [4-3] -- R/W 3 A.8 [4-4] -- 2 A.8 [4-5] -- A.8 [4-6] -- (Do not change this value) /1 A.8 [4-7] -- A.8 [4-8] Which power limitation mode is required on the system? R/W : No limitation 1: Continuous 2: Digital inputs A.8 [4-9] Which power limitation type is required? R/W : Current 1: Power A.8 [4-A] -- A.8 [4-B] -- A.8 [4-D] -- R/W 3 A.8 [4-E] Is the installer on site? R/W : No A.8 [5-] Is backup heater operation allowed above equilibrium temperature during space R/W : Allowed heating operation? 1: Not allowed A.8 [5-1] What is the equilibrium temperature for the building? R/W -15~, step: 1 C C A.8 [5-2] Space heating priority. R/W : Disabled A.8 [5-3] Space heating priority temperature. R/W -15~, step: 1 C C A.8 [5-4] Set point correction for domestic hot water temperature. R/W ~2 C, step: 1 C 1 C A.8 [5-5] What is the requested limit for DI1? R/W ~5 A, step: 1 A 5 A A.8 [5-6] What is the requested limit for DI2? R/W ~5 A, step: 1 A 5 A A.8 [5-7] What is the requested limit for DI3? R/W ~5 A, step: 1 A 5 A A.8 [5-8] What is the requested limit for DI4? R/W ~5 A, step: 1 A 5 A A.8 [5-9] What is the requested limit for DI1? R/W ~2 kw, step:,5 kw 2 kw A.8 [5-A] What is the requested limit for DI2? R/W ~2 kw, step:,5 kw 2 kw A.8 [5-B] What is the requested limit for DI3? R/W ~2 kw, step:,5 kw 2 kw A.8 [5-C] What is the requested limit for DI4? R/W ~2 kw, step:,5 kw 2 kw A.8 [5-D] What type of backup heater installation is used? R/O ~5 1: 1P,(1/1+2) A.8 [5-E] -- 1 A.8 [6-] The temperature difference determining the heat pump ON temperature. R/W 2~2 C, step: 1 C 2 C A.8 [6-1] The temperature difference determining the heat pump OFF temperature. R/W ~1 C, step: 1 C 2 C A.8 [6-2] -- R/W A.8 [6-3] What is the capacity of the backup heater step 1? R/W ~1 kw, step:,2 kw 3 kw A.8 [6-4] -- R/W A.8 [6-5] -- A.8 [6-6] -- A.8 [6-7] What is the capacity of the bottom plate heater? R/W ~2 W, step: 1 W W 4P (*5) *4/8* (*6) *16*

7 7/8 A.8 [6-8] What is the hysteresis to be used in reheat mode? R/W 2~2 C, step: 1 C 1 C A.8 [6-9] -- A.8 [6-A] What is the desired comfort storage temperature? R/W 3~[6-E] C, step: 1 C 6 C A.8 [6-B] What is the desired eco storage temperature? R/W 3~min(5, [6-E]) C, step: 1 C A.8 [6-C] What is the desired reheat temperature? R/W 3~min(5, [6-E]) C, step: 1 C A.8 [6-D] What is the desired DHW production type? R/W : Reheat only 1: Reheat + sched. 2: Scheduled only A.8 [6-E] What is the maximum temperature setpoint? R/W 4~6 C, step: 1 C 6 C A.8 [7-] -- R/W A.8 [7-1] -- R/W 2 A.8 [7-2] How many leaving water temperature zones are there? R/W : 1 LWT zone 1: 2 LWT zones A.8 [7-3] -- 2,5 A.8 [7-4] -- A.8 [7-5] Boiler efficiency R/W : Very high 1: High 2: Medium 3: Low 4: Very low A.8 [8-] -- 1 min A.8 [8-1] Maximum running time for domestic hot water operation. R/W 5~95 min, step: 5 min 3 min A.8 [8-2] Anti-recycling time. R/W ~1 hour, step:,5 hour,5 hour A.8 [8-3] -- R/W 5 A.8 [8-4] Additional running time for the maximum running time. R/W ~95 min, step: 5 min 95 min A.8 [8-5] Allow modulation of the LWT to control the room temp? R/W : No A.8 [8-6] Leaving water temperature maximum modulation. R/W ~1 C, step: 1 C 3 C A.8 [8-7] -- 8 A.8 [8-8] -- R/W 2 A.8 [8-9] What is the desired comfort main LWT in heating? R/W [9-1]~[9-], step: 1 C A.8 [8-A] What is the desired eco main LWT in heating? R/W [9-1]~[9-], step: 1 C 33 C A.8 [8-B] A.8 [8-C] -- 1 A.8 [8-D] A.8 [9-] What is the maximum desired LWT for main zone in heating? R/W 37~55, step: 1 C A.8 [9-1] What is the mimimum desired LWT for main zone in heating? 5~37 C, step: 1 C A.8 [9-2] -- R/W 22 A.8 [9-3] -- R/W 5 A.8 [9-4] Leaving water temperature overshoot temperature. ~4 C, step: 1 C 1 C A.8 [9-5] What is the mimimum desired LWT for add. zone in heating? 5~37 C, step: 1 C A.8 [9-6] What is the maximum desired LWT for add. zone in heating? R/W 37~55, step: 1 C A.8 [9-7] -- R/W 5 A.8 [9-8] -- R/W 22 A.8 [9-9] What is the desired delta T in heating? R/W 3~1 C, step: 1 C 5 C A.8 [9-A] -- R/W 5 A.8 [9-B] What emitter type is connected to the main LWT zone? R/W : Quick 1: Slow A.8 [9-C] Room temperature hysteresis. ~6 C, step:,5 C 1 C A.8 [9-D] Pump speed limitation R/W ~8, step:1 : 1% 1~4 : 8~5% 5~8 : 8~5% 6 A.8 [9-E] -- 6 A.8 [A-] -- A.8 [A-1] -- (*5) 3 (*6) A.8 [A-2] -- (*5) 1 (*6) A.8 [A-3] -- A.8 [A-4] -- A.8 [B-] -- A.8 [B-1] -- A.8 [B-2] -- A.8 [B-3] -- A.8 [B-4] -- A.8 [C-] Domestic heating water priority. R/O ~1 1: Heat pump priority A.8 [C-1] -- A.8 [C-2] Is an external backup heat source connected? R/W ~3 : No 1: Bivalent A.8 [C-3] Bivalent activation temperature. R/W -25~, step: 1 C C A.8 [C-4] Bivalent hysteresis temperature. R/W 2~1 C, step: 1 C 3 C A.8 [C-5] What is the thermo request contact type for the main zone? : Thermo ON/OFF 2: C/H request A.8 [C-6] What is the thermo request contact type for the add. zone? R/W : - 1: Thermo ON/OFF 2: C/H request A.8 [C-7] What is the unit control method in space operation? R/W : LWT control 1: Ext RT control 2: RT control (*5) *4/8* (*6) *16* 4P

8 8/8 A.8 [C-8] Which type of external sensor is installed? R/W : No 1: Outdoor sensor 2: Room sensor A.8 [C-9] What is the required alarm output contact type? R/W : Normally open 1: Normally closed A.8 [C-A] -- A.8 [C-C] High electricity price decimal (Do not use) R/W ~7 A.8 [C-D] Medium electricity price decimal (Do not use) R/W ~7 A.8 [C-E] Low electricity price decimal (Do not use) R/W ~7 A.8 [D-] Which heaters are permitted if prefer. kwh rate PS is cut? R/W ~3 : None 2: BUH only A.8 [D-1] Contact type of preferential kwh rate PS installation? R/W : No 1: Active open 2: Active closed A.8 [D-2] Which type of DHW pump is installed? R/W : No 1: Secondary rtrn 2: Disinf. shunt A.8 [D-3] Leaving water temperature compensation around C. R/W : Disabled, shift 2 C (from -2 to 2 C) 2: Enabled, shift 4 C (from -2 to 2 C) 3: Enabled, shift 2 C (from -4 to 4 C) 4: Enabled, shift 4 C (from -4 to 4 C) A.8 [D-4] Is a demand PCB connected? R/W : No 1: Pwr consmp ctrl A.8 [D-5] Is the pump allowed to run if prefer. kwh rate PS is cut? R/W : Forced off 1: As normal A.8 [D-7] -- R/O A.8 [D-8] Is an external kwh meter used for power measurement? R/W : No 1:,1 pulse/kwh 2: 1 pulse/kwh 3: 1 pulse/kwh 4: 1 pulse/kwh 5: 1 pulse/kwh A.8 [D-9] Is an external kwh meter used for power measurement? R/W : No 1:,1 pulse/kwh 2: 1 pulse/kwh 3: 1 pulse/kwh 4: 1 pulse/kwh 5: 1 pulse/kwh A.8 [D-A] -- A.8 [D-B] -- 2 A.8 [D-C] What is the high electricity price (Do not use) R/W ~49 A.8 [D-D] What is the medium electricity price (Do not use) R/W ~49 A.8 [D-E] What is the low electricity price (Do not use) R/W ~49 A.8 [E-] Which type of unit is installed? R/O ~5 : LT split A.8 [E-1] Which type of compressor is installed? R/O : 8 (*5) 1: 16 (*6) A.8 [E-2] What is the indoor unit software type? R/O ~1 1: Type 2 A.8 [E-3] What is the number of backup heater steps? R/O ~2 1: 1 step A.8 [E-4] Is the power saving function available on the outdoor unit? R/O : No (*6) (*5) A.8 [E-5] Can the system prepare domestic hot water? R/W : No A.8 [E-6] Is a DHW tank installed in the system? R/O : No A.8 [E-7] What kind of DHW tank is installed? R/O ~6 1: Type 2 A.8 [E-8] Power saving function for outdoor unit. R/W : Disabled (*6) (*5) A.8 [E-9] -- A.8 [E-A] -- A.8 [E-B] Is a bi-zone kit installed? R/O ~1 A.8 [E-C] -- A.8 [E-D] -- A.8 [F-] Pump operation allowed outside range. R/W : Disabled A.8 [F-1] -- R/W 2 A.8 [F-2] Bottom plate heater ON temperature. R/W 3~1 C, step: 1 C 3 C A.8 [F-3] Bottom plate heater hysteresis. R/W 2~5 C, step: 1 C 5 C A.8 [F-4] Is a bottom plate heater connected? R/W : No A.8 [F-5] -- A.8 [F-6] -- A.8 [F-9] Pump operation during flow abnormality. R/W : Disabled A.8 [F-A] -- A.8 [F-B] Close shut-off valve during thermo OFF? R/W : No A.8 [F-C] -- A.8 [F-D] What is the pump operation mode? R/W : Continuous 1: Sample 2: Request 4P (*5) *4/8* (*6) *16*