Hubbell Electric Heater Company J User Manual

1 OPERATING AND MAINTENANCE MANUAL FOR ELECTRIC BOOSTER HEATER ELECTRIC HEATER COMPANY BASE MODEL “ J ”

10 7. Install the dial temperature and pressure gauge in the outlet line. The temperature sensing element must be in the hot water stream and the ga

114. Make connections as required to the relay terminal block. When the temperature drops below the XB1 setpoint the relay is open between Normally

12 FOR REMOTE ON/OFF CONTROL To remotely control the On / Off operation of the heater, it is recommended that a DPST switch or relay (by others) be u

13Wiring Chart kW Volt PhUnit Amp DrawBranch Amp DrawPhase-Phase Resistance (Ohms)Min. Feed Breaker or Fuse SizeInternal Power Wire SizeElement Jump

14 kW Volt PhUnit Amp DrawBranch Amp DrawPhase-Phase Resistance (Ohms)Min. Feed Breaker or Fuse SizeInternal Power Wire SizeElement Jumper Wire SizeC

15 1(WT)L1L2J5J3J2Control, Low Water,& Hi-Limit ProbeLeak Detection ProbeControlModule &Display1(NT)L1 L2J5J3J2Control, Low Water,& Hi-Lim

16 10(WT)L1 L3L2J5J3J2Control, Low Water,& Hi-Limit ProbeLeak DetectionProbeControlModule &Display10(NT)L1 L3L2J5J3J2Control, Low Water,&

1712L1 L2 L3J5J3J2Control, Low Water,& Hi-Limit ProbeLeakDetectionProbeControlModule &DisplayJ712 (NCB)L1 L2 L3J5J3J2Control, Low Water,&

18 J6 Plumbing Connections (Rear View) J16 Plumbing Connections (Front View)

19 SECTION III - SCHEDULED MAINTENANCE AND OPERATION WARNING / CAUTION Before performing any maintenance procedure, make certain the power suppl

2 HUBBELL ELECTRIC HEATER COMPANY 45 SEYMOUR STREET P.O. BOX 288 STRATFORD, CT 06615 PHONE: (203) 378-2659 FAX: (203) 378-3593 INTERNET:

20 ii. Low water detection – sets the low water detection on or off. 1. LOn, for low water on. (Factory Default) 2. LOF, for low water off. iii.

21a. Shut off power supply. b. Remove front cover. c. Visually inspect around heating element for evidence of leaks. d. Rub around the heatin

22 error will clear. If the low water reset is set for manual, when the tank is full press RESET. Check the heater and the piping for leaks. Check fo

23TROUBLESHOOTING FLOW CHARTS No Hot WaterContinuous LowWaterTemperatureUnit properlysized?Replace withcorrectly sized unitIs thedisplay on?See &ap

24 Continuousover-temperatureconditionDocontactors pull outat setpoint?Correcttemperaturesetpoint?YesProperly settemperaturesetpointYesPlug probe end

25No DisplayIs the circuitbreaker tripped atsource?Reset circuitbreakerIs the circuitbreaker trippedinside heater(if supplied)?YesNoNoPress ON/OFFbu

26 SECTION V - SERVICING & REPLACEMENT OF PARTS WARNING / CAUTION Before servicing or replacing any part, make sure to turn the power supply to

27CONTROL BOARD 1. Disconnect power from unit. 2. Disconnect display cable, probe cable (J3), leak detection wire (J2), ground wire (J7), and term

28 SENSOR PROBE 1. Disconnect power from unit. 2. Shut off incoming water supply. 3. Attach hose to drain connection. 4. Lift manual release leve

29SECTION VI – SERVICE PARTS LIST Category Description Volts Ohms Hubbell P/NAccessories Bronze Pressure Reducing Valve 36C-304-01TPlastic Legs (Pri

3TABLE OF CONTENTS SECTION TITLE PAGE # I G

30 SECTION VII – TORQUE VALUES Part P/N Wire Size Torque (in•lbs) Torque (ft•lbs) Element to Tank All N/A 600 50 Wire to Element All All

31SECTION VIII – WARRANTY INFORMATION LIMITED WARRANTY 1. PRODUCT WARRANTY. Hubbell warrants the booster heater it manufactures and its componen

4 SECTION I - GENERAL DESCRIPTION AND CONSTRUCTION GENERAL DESCRIPTION This book describes a packaged electric booster heater that is typically used

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6 CONSTRUCTION TANK The storage tank is designed, manufactured, and stamped in accordance with ASME section VIII Division 1. The tank is constructed

7 DIAL TEMPERATURE AND PRESSURE GAUGE A combination temperature (30°-240° F / 0°-120°C) and pressure (0–200 psi / 0-1400 kPa) gauge with 3-inch dial

8 SECTION II – INSTALLATION AND START-UP WARNING / CAUTION • DO NOT TURN ON THE ELECTRIC POWER SUPPLY to this equipment until heater is completely

9• All shut-off valves must be gate or ball valves – not globe valves. • To minimize heat loss and maximize efficiency, hot water piping should be