Mitsubishi EHST20C-VM2C - 13 SERVICE AND MAINTENANCE; Engineers Forms; Commissioning;Field settings record sheet

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13
SERVICE AND MAINTENANCE
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Engineers Forms
Shouldsettingsbechangedfromdefault,pleaseenterandrecordnewsettingin‘FieldSetting’column.Thiswilleaseresettinginthefutureshouldthesystemuse
changeorthecircuitboardneedtobereplaced.
Commissioning/Field settings record sheet
Main remote controller screen Parameters Default setting Field setting Notes
Main
Zone1heatingroomtemp. 10–30°C 20°C
Zone2heatingroomtemp.*
12
10–30°C 20°C
Zone1heatingowtemp. 25–60°C 45°C
Zone2heatingowtemp.*
1
25–60°C 35°C
Zone1coolingowtemp.
*
13
5–25°C
15°C
Zone2coolingowtemp.
*
13
5–25°C
20°C
Zone1heatingcompensationcurve −9–+9°C 0°C
Zone2heatingcompensationcurve*
1
−9–+9°C 0°C
Holiday mode Active/Non active/Set time —
Option
Forced DHW operation ON/OFF —
DHW ON/OFF/Timer ON
Heating/Cooling*
13
ON/OFF/Timer ON
Energymonitor Consumedelectricalenergy/Deliveredenergy —
Setting DHW
Operation mode Normal/Eco *
15
Normal
DHWmax.temp. 40–60°C*
2
50°C
DHW temp. drop 5–30°C 10°C
DHWmax.operationtime 30–120 min 60 min
DHW mode restriction 30 –120 min 30 min
Legionellaprevention
Active Yes/No Yes
Hotwatertemp. 60–70°C*
2
65°C
Frequency 1–30 days 15 days
Start time 00.00–23.00 03.00
Max.operationtime 1–5 hours 3 hours
Durationofmaximumtemp. 1–120 min 30 min
Heating/Cooling*
13
Zone1 operation mode
Heatingroom temp./ Heatingowtemp./Heating
compensationcurve/Coolingowtemp.
Room temp.
Zone2 operation mode *
1
Heatingroom temp./ Heatingowtemp./Heating
compensationcurve/Coolingowtemp.
Compensation
curve
Compensation
curve
Hiflowtemp.
set point
Zone1 outdoor ambient temp. −30–+33°C*
3
−15°C
Zone1owtemp. 25–60°C 50°C
Zone2 outdoor ambient temp. *
1
−30–+33°C*
3
−15°C
Zone2owtemp.*
1
25–60°C 40°C
Loowtemp.
set point
Zone1 outdoor ambient temp. −28–+35°C*
4
35°C
Zone1owtemp. 25–60°C 25°C
Zone2 outdoor ambient temp. *
1
−28–+35°C*
4
35°C
Zone2owtemp. 25–60°C 25°C
Adjust
Zone1 outdoor ambient temp. −29–+34°C*
5
—
Zone1owtemp. 25–60°C —
Zone2 outdoor ambient temp. *
1
−29–+34°C*
5
—
Zone2owtemp.*
1
25–60°C —
Holiday
DHW Active/Non active Non active
Heating/Cooling*
13
Active/Non active Active
Zone1heatingroomtemp. 10–30°C 15°C
Zone2heatingroomtemp.*
12
10–30°C 15°C
Zone1heatingowtemp. 25–60°C 35°C
Zone2heatingowtemp.*
1
25–60°C 25°C
Zone1coolingowtemp.
*
13
5–25°C
25°C
Zone2coolingowtemp.
*
13
5–25°C
25°C
Initialsettings
Language EN/FR/DE/SV/ES/IT/DA/NL/FI/NO/PT/BG/PL/
CZ/RU
EN
°C/°F °C/°F °C
Summer time ON/OFF OFF
Temp. display Room/DHWtank/Room&DHWtank/OFF OFF
Time display hh:mm/hh:mm AM/AM hh:mm hh:mm
RoomsensorsettingsforZone1 TH1/Main RC/Room RC1-8/“Time/Zone” TH1
RoomsensorsettingsforZone2*
1
TH1/Main RC/Room RC1-8/“Time/Zone” TH1
RoomRCzoneselect*
1
Zone1/Zone2 Zone1
Service menu
Thermistor
adjustment
THW1 −10–+10°C 0°C
THW2 −10–+10°C 0°C
THW5 −10–+10°C 0°C
THW6 −10–+10°C 0°C
THW7 −10–+10°C 0°C
THW8 −10–+10°C 0°C
THW9 −10–+10°C 0°C
THWB1 −10–+10°C 0°C
THWB2 −10–+10°C 0°C
Auxiliarysettings Economysettingsfor
pump.
ON/OFF *6 ON
Delay (3–60 min) 10 min
Electric heater
(Heating)
Spaceheating:ON(used)/OFF(notused) ON
Electric heater delay timer (5–180 min) 30 min
Electric heater
(DHW)
Booster heater
DHW: ON (used)/OFF (not used) ON
Immersion heater
DHW: ON (used)/OFF (not used) ON
Electric heater delay timer (15–30 min) 15 min
Mixingvalvecontrol Running(10–240sec) 120 sec
Interval (1–30 min) 2 min
Flowsensor Minimum (0–100L/min) 5 L/min
Maximum(0–100L/min) 100 L/min
*1ThesettingsrelatedtoZone2canbeswitchedonlywhen2zonetemperaturecontrolisenabled(whenDIPSW2-6andSW2-7areON).
*2Forthemodelwithoutbothboosterandimmersionheater,itmaynotreachthesettemperaturedependingontheoutsideambienttemperature.
*3Thelowerlimitis−15°Cdependingontheconnectedoutdoorunit.
*4Thelowerlimitis−13°Cdependingontheconnectedoutdoorunit.
*5Thelowerlimitis−14°Cdependingontheconnectedoutdoorunit.
OCH570C