Hubbell Electric Heater Company MSE Operating And Maintenance Manual Download

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OPERATING AND MAINTENANCE MANUAL FOR

MARINE ELECTRIC WATER HEATER

ELECTRIC HEATER COMPANY

BASE MODEL “ MSE ”

Summary of Contents for MSE

Page 1: ...OPERATING AND MAINTENANCE MANUAL FOR MARINE ELECTRIC WATER HEATER ELECTRIC HEATER COMPANY BASE MODEL MSE...

Page 2: ...ng the element in an oven at 350 F 700 F for several hours or until the proper megohm reading is obtained 5 KEEP AWAY FROM LIVE ELECTRICAL CIRCUITS Do not perform any maintenance make any adjustments...

Page 3: ...GENERAL DESCRIPTION AND CONSTRUCTION 5 II INSTALLATION 10 III SCHEDULED MAINTENANCE AND OPERATION 14 IV TROUBLESHOOTING 16 V SERVICING AND REPLACEMENT OF PARTS 18 VI MISCELLANEOUS CHARTS AND FORMULAS...

Page 4: ...4...

Page 5: ...nk Construction Optionally the storage tank may be constructed of all welded solid copper silicon alloy ASTM B 96 or type 316L stainless steel for maximum tank longevity For these options no internal...

Page 6: ...Surface Mounted Thermostat Immersion Thermostat 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...

Page 7: ...e elements OUTER SHELL AND INSULATION The tank is encapsulated in 2 inch thick polyurethane foam insulation The insulation is protected by a high impact non corroding colorized composite protective ja...

Page 8: ...temperature 70 250 F and pressure 0 200 psi gauge with 2 inch dial may be supplied for in line installation shipped loose or factory installed in the tank Vacuum Relief Valve A vacuum relief valve may...

Page 9: ...may be supplied for each circuit Two types of fuses may be used a type NON for voltages less than 250 volt or type JJS for voltages less than 600 volt Type JJS Type NON Built in Circuit Breaker A bui...

Page 10: ...CH PAN OR OTHER ADEQUATE MEANS SO THAT THE RESULTANT FLOW OF WATER WILL NOT DAMAGE PROPERTY WATER HEATER PLACEMENT 1 Place the heater on a solid foundation in a clean dry location nearest to the point...

Page 11: ...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 18 3 4 22 3 4 16 12 50 22 26 16 12 65 22 26 16 12 80...

Page 12: ...e combination temperature and pressure safety relief valve in the tapping provided Note that this is required by law for safety considerations Outlet to floor drain Install into provided tapping Manua...

Page 13: ...contactor 3 Torque screws per torque chart included in Section VI 4 All other electrical connections are made at the factory therefore no other electrical connections are necessary FINAL CHECKS 1 Chec...

Page 14: ...f draw water from heater c Compare water temperature of drawn water to the temperature setting of the thermostat when it satisfies Normal variation between the two points is approximately 5 F d If the...

Page 15: ...on hot water outlet piping c Open valve on drain piping d Cold water inlet line pressure will be strong enough to flush sediment from the bottom of the tank out through the drain Let water run for 3...

Page 16: ...ing an Amprobe around each wire to the element The ampere reading should agree with the nameplate AMP figure Low line voltage Have source electrical system checked by an electrician Faulty thermostat...

Page 17: ...with the chart included in Section VI Heater improperly sized Verify heater is properly sized for the flow rate and temperature rise of your system See formulas included in Section VI Replace element...

Page 18: ...tion SURFACE TEMPERATURE HIGH LIMIT CUT OFF 1 Disconnect power from unit 2 Remove access cover 3 Disconnect the four 4 14 gauge wires Control Wires 4 Remove the two 2 mounting screws Mounting Screws 5...

Page 19: ...ew Reset Switch 4 Disconnect the two 2 14 gauge wires Wires Capillary Tube 5 Remove capillary tube and bulb from thermowell 6 Remove two 2 mounting screws Mounting Screws 7 Remove control and install...

Page 20: ...line 5 Drain water from tank 6 Disconnect the wires from the heating element terminals 7 Remove the 3 8 16 nuts Tank Flange Element Terminals Nuts 8 Withdraw element assembly and remove gasket Gasket...

Page 21: ...21...

Page 22: ...T 1 Disconnect power from unit 2 Remove access cover and locate thermostat 3 Disconnect the two 2 14 gauge wires Control Wires 4 Remove two 2 mounting screws Mounting Screws 5 Replace thermostat using...

Page 23: ...screw and cover Cover Cover Screw 4 Disconnect the two 2 14 gauge wires Wires Capillary Tube 5 Remove capillary tube and bulb from thermowell 6 Remove two 2 mounting screws Mounting Screws 7 Replace...

Page 24: ...ne and load wires to contactor 3 Disconnect two 2 14 gauge control circuit wires Control Wires Line Wires Load Wires 4 Loosen two 2 holding screws and remove contactor Mounting Screws Bottom screw not...

Page 25: ...e to relieve pressure in tank 4 Disconnect overflow piping 5 Unscrew relief valve remove assembly and replace with new one 6 Connect overflow piping 7 Turn on incoming water supply and check for leaks...

Page 26: ...WYE 2 38683N 13 57 6 19 2 57 6 38 6 3 38683N 13 43 2 14 4 43 2 28 9 4 38683N 13 34 4 11 5 34 4 23 0 5 38683N 13 27 9 9 3 27 9 18 7 6 38683N 13 21 6 7 2 21 6 14 5 7 38683N 13 17 1 5 7 17 1 11 5 8 3868...

Page 27: ...5 78 8 68 8 45 6 85 3 1 4 28 94 0 77 0 99 0 87 0 57 0 106 0 5 16 18 132 107 138 149 123 80 5 16 24 142 116 147 160 131 86 3 8 16 236 192 247 266 219 143 3 8 24 259 212 271 294 240 157 7 16 14 376 317...

Page 28: ...SECTION VII ABS TYPE APPROVAL PROGRAM 28...

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