Hydrolevel 3250 User Manual

183 Water Street • New Haven, CT 06511 • Phone (203) 776-0473 • FAX (203) 773-1019 • www.hydrolevel.comMODEL 3250Temp Limit / LWCO Controlwith Thermal

10NOYES NOIs theThermostat (T-T) Calling for Heat?Is There120 VACBetween B1and B2?NOIs the External Zone(ZC-ZR) Callingfor Heat?NOIs theLow Limit Dial

11YESRecheckWiring.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

1283 Water Street • New Haven, CT 06511 • Phone (203) 776-0473 • FAX (203) 773-1019 • www.hydrolevel.comREMOTE MOUNTING KITSMAINTENANCERemove the Elec

2MOUNTING THE CONTROLSTEP 1Two mounting positionsare available on the back of the control(Fig. 1). Select which of the two positions(2 knockouts) is b

WIRING3STEP 1 Connect 120 VAC Hot to terminal L1. Connect120 VAC Neutral to terminal L2. Disconnect means andoverload protection as required (provide

4Connect thermostat or end switch from zone relay or multi-zonepanel to T-T. Connect circulator to C2-C1. Connect end switchfrom indirect zone relay t

5NOTE: The wire from ZR to the hot terminal of the indirect circulator will ensurethat indirect calls will fire to limit and receive priority over hea

SINGLE CIRCULATOR — Typical Multiple Zone Valve Panel with Indirect6ZONE/INDIRECTSWITCHPOSITIONZONE/INDIRECTSWITCHPOSITIONMULTIPLE CIRCULATORS — Typic

NOTE: Settings can be checked using the TEST/SETTINGS Button. See page 8 for details.Setting the High Limit The high limit is factory set at 190°F. To

8 TEMP ACTIVE Indicates that the Fuel SmartHydroStat control is powered and that the temperaturefunction is active. TEMP HI TEMP Illuminates when th

9TROUBLESHOOTINGBurner Will Not Fire See Flow Chart 1, page 10Burner Will Not Shut Down See Flow Chart 2, page 11Temperature Display ExceedsHigh Limit