A.O. Smith THR-160, Инструкция по установке и руководство по эксплуатации и уходу

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50 • Residen al Gas Tankless Water Heater Use and Care Guide
Se ng Recircula on Mode and Recircula on Type
Table 20: Recircula on Mode Se ngs
Ac va ng the Recircula on Modes & Se ng the Aquasta c Parameters Built-in Controller
1 Press and hold the SETTING bu on to enter A mode.
2 Press the UP arrow to mode A05.
3 Press the SETTING bu on. The display will fl ash the current stored se ng.
4 Press the UP arrow to display 1.
5
Press the SETTING bu on to save the se ng. The display then will alternate between
the mode number and se ng.
6
Press the UP arrow to display A06 and/or A07 based on the recircula on mode and
ac va on/deac va on modes:
a. Set A06 to:
•
Press SETTING, then press UP or DOWN to select the desired mode.
•
0 for Recircula on with a Return Line.
•
1 for Recircula on with a Crossover Valve.
•
Press SETTING to save the selec on.
b. Set A07 to:
•
Press the UP arrow to display A07
•
Press SETTING, then press UP or DOWN to select the desired mode.
•
0 to ac vate the pump with the Pump Timers. Go to step 7.
•
1 to ac vate the pump with the On-Demand Push Bu on.
•
Press SETTING to save the selec on. Go to step 19.
Steps 7-10 sets the standby me from the previous heater opera on, in minutes, ll
the next pump ac va on.
7 Press the DOWN bu on to go to mode A02.
8
Press the SETTING bu on to change the me delay se ng. Refer to Table 17 on page
48 for available mes.
OPERATION