A.O. Smith DRE PLUS Installation, User And Service Manual page 13

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0313853_DRE PLUS_ENNLFR_V3.0, 20-06-2023
8.7.1 Turn off the water heater................................................... 45
8.7.2 Draining.......................................................................... 45
Settings..................................................................................... 47
9.1 Display............................................................................47
9.2 Temperatures...................................................................48
9.2.1 Setpoint.......................................................................... 48
9.2.2 Hysteresis....................................................................... 48
9.2.3 Tank sensor offset............................................................ 50
9.3 Appliance Status...............................................................50
9.4 Economy Mode.................................................................51
9.4.1 Setpoint adjustment......................................................... 52
9.4.2 Set the time and day........................................................ 53
9.4.3 Economy mode schedule................................................... 54
9.5 Alarm output setup........................................................... 55
9.5.1 Set the alarm output function.............................................56
9.5.2 Alarm setpoint................................................................. 56
9.6 Display settings................................................................57
9.6.1 Set the unit of temperature................................................57
9.6.2 Set the display brightness..................................................58
9.6.3 Set the backlight delay...................................................... 58
9.6.4 Set the language.............................................................. 59
9.7 Appliance information........................................................59
9.8 Error history.................................................................... 60
9.9 Error occurrence...............................................................61
9.10 Restore default.................................................................61
Maintenance.............................................................................. 63
10.1 Preparation......................................................................63
10.2 Water-side maintenance.................................................... 63
10.2.1 Inspect the anode.............................................................63
10.2.2 Descale the tank.............................................................. 64
10.3 Performance check........................................................... 65
10.4 Finalization...................................................................... 66
Troubleshooting........................................................................ 67
11.1 Errors and warnings..........................................................67
11.1.1 General errors..................................................................67
11.1.2 Displayed errors............................................................... 68
11.1.3 Warnings......................................................................... 70
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