Beckett AquaSmart Wiring User Manual
Page 42
42
Technology Made Simple.
Direct Replacement of Honeywell L7224U with AquaSmart A
Legend
1 - Neutral / White
2 - Hot / From Low Water Cut Off
3 - Red / To Thermostat
4 - White / To Thermostat
5 - Hot / To Circulator
6 - Neutral / To Circulator
7 - Hot / To Burner Ignition
8 - Neutral / To Burner Ignition
9 - Ground
Notes on AquaSmart:
1. Set control to match determined High Limit or
Low Limit application.
2. Terminals ZC and ZR are not used in this
application.
3. If using the 2-in-1 probe, the hot to L1 will be
supplied from Service Switch. Also remove
current Low Water Cut Off
.
AquaSmart Settings:
•
High Limit: 180
•
High Differential: 10
•
Low Limit: “OFF”
•
Set DHWP to “OFF”
•
Low Limit: 160 (with Tankless H/W Coil)
•
Low Differential: 10
•
Set Circulator on “TT”
•
Circulator On-Delay: 30 Seconds
•
Circulator Off-Delay: 4 Minutes
•
Set Economizer to “ON”
• Set
Effi ciency “HI”
1
5
9
7
2
6
8
4
3
3
4
9
2
6
5
1
8
7