Engineers Forms - Mitsubishi Electric EHSC serie Para El Instalador

7
Service and Maintenance

Engineers Forms (1/2)

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 controller screen
Main
Option
Setting DHW *3
Legionella prevention *3
Heating/Cooling *2
Compensation Hi set point
curve
Lo set point
Adjust
Holiday
Initial settings
Service menu
* The settings related to Zone2 can be switched only when Zone2 temperature control is enabled (when Dip SW2-6 and SW 2-7 are ON).
*2 Cooling mode settings are available for ERSC-VM2B only.
*3 Only available if DHW tank present in system.
*4 Decreasing "time before pump switched off" may increase the duration of stand-by in Heating mode.
Zone heating room temp
Zone2 heating room temp *
Zone heating flow temp
Zone2 heating flow temp *
Cooling flow temp *2
Zone heating compensation curve
Zone2 heating compensation curve * −9°C - + 9°C
Holiday mode
Forced DHW operation
DHW
Heating
Holiday mode
Operation mode
DHW max. temp.
DHW temp. drop
DHW max. operation time
DHW mode restriction
Active
Hot water temp
Frequency
Start time
Max. operation time
Duration of maximum temp.
Zone operation mode
Zone2 operation mode *
Zone outdoor ambient temp
Zone flow temp
Zone2 outdoor ambient temp *
Zone2 flow temp *
Zone outdoor ambient temp
Zone flow temp
Zone2 outdoor ambient temp *
Zone2 flow temp *
Zone outdoor ambient temp
Zone flow temp
Zone2 outdoor ambient temp *
Zone2 flow temp *
DHW *3
Heating/Cooling *2
Zone heating room temp
Zone2 heating room temp *
Zone heating flow temp
Zone2 heating flow temp *
Cooling flow temp *2
Language
°C/°F
Temp. display
Time display
Room sensor settings for Zone
Room sensor settings for Zone2 *
Room RC zone select *
Thermistor
THW
adjustment
THW2
THW5
THW6
THW7
THW8
THW9
THWB
THWB2
Auxiliary settings Economy settings
for pump
Electric heater
(Heating)
Electric heater
(DHW) *3
Mixing valve
control
Pump speed
Parameters
0°C - 30°C
0°C - 30°C
25°C - 60°C
25°C - 60°C
5°C - 25°C
−9°C - + 9°C
Active/Non active/Set time
On/Off
On/Off/Timer
On/Off/Timer
Active/Non active/Set time
Normal/Eco
40°C - 60°C
5°C - 30°C
30 - 20 mins
30 - 20 mins
Yes/No
60°C - 70°C
 - 30 days
00.00 - 23.00
 - 5 hours
 - 20 mins
Heating room temp/Heating flow temp/Heating
compensation curve/Cooling flow temp
Heating room temp/Heating flow temp/Heating
compensation curve
−15°C - +35°C
25°C – 60°C
−15°C - +35°C
25°C - 60°C
−15°C - +35°C
25°C - 60°C
−15°C - +35°C
25°C - 60°C
−14°C - +34°C
25°C - 60°C
−14°C - +34°C
25°C - 60°C
Active/Non active
Active/Non active
0°C - 30°C
0°C - 30°C
25°C - 60°C
25°C - 60°C
5°C - 25°C
ENG/FR/GER/SW/SP/IT/DA/NL/FIN/NOR/PT
°C/°F
Room/DHW tank/Room&DHW tank /Off
hh:mm/hh:mm AM/AM hh:mm
TH/Main RC/Room RC-8/"Time/Zone"
TH/Main RC/Room RC-8/"Time/Zone"
Zone/Zone2
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
−10°C - +10°C
On/Off
Time before pump switched off (3 - 60 mins) *4
Space heating: On (used)/Off (not used)
Electric heater delay timer (5 - 80 mins)
DHW: On (used)/Off (not used)
Electric heater delay timer (5 - 30 mins)
Running time (0 - 240 secs)
Interval ( - 30 mins)
Pump speed ( - 5)
Field
Default setting Notes
setting
20°C
20°C
45°C
35°C
5°C
0°C
0°C
–
–
On
On
–
Normal
50°C
0°C
60 mins
30 mins
Yes
65°C
5 days
03.00
3 hours
30 min
Room temp
Compensation
curve
–5°C
50°C
–5°C
40°C
35°C
25°C
35°C
25°C
—
—
—
—
Non active
Active
5°C
5°C
35°C
25°C
25°C
ENG
°C
Off
hh:mm
TH
TH
Zone
0°C
0°C
0°C
0°C
0°C
0°C
0°C
0°C
0°C
On
0 mins
On
30 mins
On
5 mins
20 secs
2 mins
5
50