Toshiba HWT-601XWHM3W-ETR Service Manual page 64

Item
7-2. Related DN
Operation Mode
DN
and Control
Method 23
3E
5B
62
8) Hot water boost operation
A Hot water boost operation heats the water quickly to the set temperature TSC_H = 75°C (DN_09).
1) How to operate
• When hotwater boost "ON" after pressing the remote controller [
the heating side switches to in the hot water side, and continues the operation regardless of the hot water supply start
condition, TTW < 38°C. In addition, the hot water cylinder heater is immediately energized to start a Hot water supply
operation under TSC_H = 75°C.
• A Hot water boost operation returns to the usual operation after 60 minutes passed or reached 75°C.
• The remote controller display during a Hot water boost operation is the same as the set temperature display of a
usual Hot water supply operation.
• The usual set temperature change is used for changing the set temperature during a Hot water boost operation.
Change the BOOST set temperature with DN_09, if necessary.
HOT WATER button set to "ON"
Hot water boost button set to "ON"
75 °C hot water operation (DN_09)
60 minutes operating time (DN_08)
Related DN
DN
09
08
Operation flow and applicable data, etc.
Setting item
Boiler-heat pump switching temperature
Control priority between the hydro unit and boiler
(Control valid for operating heat pump mode)
Coordination of the boiler and heat pump
Activate/deactivate A02 error detection
Current heat pump
operation
Hot water
supply side
Usual operation
Setting item
Hot water boost set temperature
Hot water boost operation time
-10°C
0: Hydro unit control
3: Boiler only (Pump OFF) 0: Boiler and Heat pump
0: Activate
Heating side
Switches to Hot water
supply operation
Default
60 min
63
Default Variable range
-20 - 20°C
Independent temperature
control for the hydro unit
and boiler
1: Boiler only
2: Heater only
1: Deactivate
] button, a heat pump operation in progress in
Setting available range
75°C 40 - 80°C
30 - 180 min
Every 10 min