Hubbell ME User Manual

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[Page 1] Hubbell ME

OPERATING AND MAINTENANCE MANUAL FOR MARINE ELECTRIC WATER HEATER ELECTRIC HEATER COMPANY BASE MODEL “ ME ” ...

[Page 2] Hubbell ME

2 HUBBELL ELECTRIC HEATER COMPANY P.O. BOX 288 STRATFORD, CT 06615 PHONE: (203) 378-2659 FAX: (203) 378-3593 INTERNET: http://www.hubbellheaters.com/ -- IMPORTANT -- Always reference the full model number and serial number ...

[Page 3] Hubbell ME

3 SECTION TITLE PAGE No. I GENERAL DESCRIPTION AND CONSTRUCTION 4 II INSTALLATION 6 III SCHEDULED MAINTENANCE AND OPERATION 8 IV TROUBLESHOOTING 9 V SERVICING AND REPLACEMENT OF PARTS 10 VI MISCELANEOUS CHARTS AND FORMU...

[Page 4] Hubbell ME

SECTION I - GENERAL DESCRIPTION AND CONSTRUCTION GENERAL DESCRIPTION This book describes a packaged electric water heater, approved by ABS Americas (A Division of the American Bureau of Shipping) and the USCG (United States Coast Guard), which i...

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5 TEMPERATURE HIGH LIMIT SWITCH As a safety device, either a surface mounted high temperature cut-off switch with manual reset, factory set at 190° F, or an immersion high temperature cut-off switch with manual reset, factory set at 1...

[Page 6] Hubbell ME

SECTION II – INSTALLATION WARNING / CAUTION DO NOT TURN ON THE ELECTRIC POWER SUPPLY to this equipment until heater is completely filled with water and all air has been released. If the heater is NOT filled with water when the power is turn...

[Page 7] Hubbell ME

7 Mounting Dimensions Tank Diameter “A” Overall Diameter “B” Bolt Circle “C” Bulkhead Mounting Dimension “D” Gallon Capacity 16 20 12 None 10 16 20 12 None 20 16 20 12 None 30 16 20 12 12 40 1...

[Page 8] Hubbell ME

8 FINAL CHECKS 1. Check all connections for tightness. 2. Ensure that all the above steps are completed 3. After the water is heated for the first time, monitor the water temperature as described in Section III, Quarterly Inspection. SECT...

[Page 9] Hubbell ME

9 SECTION IV – TROUBLESHOOTING Symptom Probable Cause Corrective Action / Remedy No hot water Circuit breaker tripped at source. Reset circuit breaker. High limit switch tripped. Reset high limit switch. Loose wires. Tight...

[Page 10] Hubbell ME

SECTION V - SERVICING & REPLACEMENT OF PARTS WARNING / CAUTION Before servicing or replacing any part make sure to turn the power supply switch to the OFF position. SURFACE TEMPERATURE HIGH LIMIT CUT-OFF 1. Disconnect power from...

[Page 11] Hubbell ME

11 Reset Switch 4. Disconnect the two (2) 14 gauge wires. ...

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Tank Flange ...

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13 2 L1 L2 L3 L1 L2 Single Element Operation 3 Ø Open Delta Wiring for Simultaneous Operat...

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L1 L2 L1 L2 14 2 1 4 4 3 2 2 1 1 2 1 4 4 3 2 1 2 1 Interlocked for Non-Simultaneous O...

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15 SURFACE MOUNTED THERMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate thermostat. 3. Disconnect the two (2) or three (3) 14 gauge wires and jumpers, as required. Con...

[Page 16] Hubbell ME

4. Disconnect the two (2) or three (3) 14 gauge wires, as required. Wires Capillary Tube 5. Remove cap...

[Page 17] Hubbell ME

17 RELIEF VALVE 1. Disconnect power from unit. 2. Shut off incoming water supply. 3. Lift test lever on relief valve to relieve pressure in tank. 4. Disconnect overflow piping. 5. Unscrew relief valve, remove assembly and replac...

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SECTION VI – MISCELLANEOUS CHARTS AND FORMULAS ELEMENT CHART Element Part # Power (Watts) Immersion Length Element Resistance (Ohms) 120V 208V 240V 277V 480V CH-FO-358 ---- 3500 ---- ---- ---- 11 3/8" 12.36 CH-FO-408 ---- 400...

[Page 19] Hubbell ME

19 TORQUE VALUES BOLT SIZE 18-8 S/S IN.-LBS. BRASS IN.-LBS. SILICON BRONZE IN.-LBS. ALUMINUM 2024-T4 IN.-LBS. 316 S/S IN.-LBS. MONEL IN.-LBS. 4-40 5.2 4.3 4.8 2.9 5.5 5.3 4-48 6.6 5.4 6.1 3.6 6.9 6.7 5-40 7.7 6.3...