Hydrolevel 3150 User Manual

183 Water Street • New Haven, CT 06511 • Phone (203) 776-0473 • FAX (203) 773-1019 • www.hydrolevel.comMODEL 3150Combination Low WaterCut-Off & Un

10YESRecheckWiring.ReplaceControl.When there is no call to fire the burner, the voltageshould be 0 volts between B1 and B2. Make sure the burner is w

11ELECTRO-WELLSHydroStat installed with Electro-Well™When installed with the Hydrolevel Electro-Well,HydroStat will provide bothtemperature and low wa

1283 Water Street • New Haven, CT 06511 • Phone (203) 776-0473 • FAX (203) 773-1019 • www.hydrolevel.comLIMITED MANUFACTURERʼS WARRANTYWe warrant prod

IMMERSION WELLSWhen installed on an Electro-Well™ (sold separately), the Low Water Cut-Offfunction is automatically activated. Heat transfer grease sh

WIRINGSTEP 1 Connect 120 VAC Hot toterminal L1. Connect 120 VAC Neutralto terminal L2. Disconnect means andoverload protection as required (pro-vided

4SETTING THE CONTROLTo set COLD START operationOperates on call for heat only.Low Temperature LimitMake sure Low Temperature Limit is turned fullyco

5OPTIONAL FEATURESNOTE: The Program Mode ––is accessed by turning the LO TEMP dial to a position just above OFF.Thermal Pre-PurgeThermal Pre-Purge is

6Circulator Activation OptionsWhen in the default mode, the HydroStat activates the circulator (C1/C2 contacts) on calls to TT. The control can be pro

 TEMP ACTIVE Indicates that the HydroStat control ispowered and that the temperature function is active. TEMP HIGH TEMP Illuminates when the boi

8TROUBLESHOOTINGBurner Will Not Fire See Flow Chart 1, page 9Burner Will Not Shut Down See Flow Chart 2, page 10Temperature Display Exceeds HighLimit

9NOYES NOIs theThermostat (T-T) Calling for Heat?Is There120 VACBetween B1and B2?NOIs the External Zone(ZC-ZR) Callingfor Heat?NOIs theLow Limit Dial