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L7224A,C; L7248A,C,L Aquastat Controllers - SupplyHouse.com
On the L7224 models, the High Limit, Low Limit, and Low Limit Differential can be adjusted to the setting recommended by the boiler OEM. On the L7248 models, the High Limit is adjustable, see the Adjusting Settings section. The ove
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Quick Installation Guide
2 See page 3 of Operating Manual. 3 Use the system switch to switch between the two parameters. 4 For optimal heating control, use the setting that matches your sys-tem as follows: 2=30 min (steam, gravity), 3=20 min (hot water, 90
Tag:honeywell rth221b1039 installation manual
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User Manual |
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