A.O. Smith DSE-120-24 Description, Operation, Installation And Maintenance Manual Download Page 15 | Manualshive

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Installation

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Operation

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Maintenance

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Checklist

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Limited Warranty

CAUTION

TEXT PRINTED OR OUTLINED IN RED CONTAINS
INFORMATION RELATIVE TO YOUR SAFETY. PLEASE READ
THOROUGHLY BEFORE INSTALLING AND USING THIS
APPLIANCE.

KEEP THIS MANUAL WITH THE HEATER FOR FUTURE REFERENCE.

WHENEVER MAINTENANCE ADJUSTMENTS OR SERVICE IS REQUIRED.

PART NO. 60047-004 REV.6

SUPERSEDES PART NO. 60047-004 REV.5

A DIVISION OF A.O.SMITH CORPORATION

RENTON, WASHINGTON

www.hotwater.com

Dura-Power Electric Models

DSE-5 THRU DSE-120 COMMERCIAL WATER HEATERS

PRINTED IN U.S.A. 700

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Summary of Contents for DSE-120-24

Page 1: ...5 010 DESCRIPTION OPERATION INSTALLATION AND MAINTENANCE INSTRUCTIONS Water Heater Model DSE 120 24 Halter Marine Inc 13085 Seaway Rd P O Box 3029 Gulfport MS 39505 50 SPNA 1 00031 PUBLISHED BY DIRECT...

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Page 3: ...SCRIPTION OPERATION INSTALLATION AND MAINTENANCE INSTRUCTIONS Water Heater Model DSE 120 24 Halter Marine Inc 13085 Seaway Rd P O Box 3029 Gulfport MS 39505 50 SPNA 1 00031 PUBLISHED BY DIRECTION OF N...

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Page 5: ...RECORD OF CHANGES Change No Date Title and or Brief Description Signature of Validating Officer...

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Page 7: ...Number Ship Applicability Qty Of Manuals Building Yard 50 SPNA 1 00031 FRV40 226 2 EA Halter Marine Inc REMARKS CERTIFICATION It is hereby certified that FRV40 226 045 010 to be provided under contra...

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Page 9: ...hase Orders If Applicable 50 SPNA 1 00031 Chapter Section Paragraph Date Validation Completed Check here if Not Validated Contents of this manual have been validated and certified to be applicable to...

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Page 11: ...to report instances noted wherein the manual does not achieve this objective This technical manual provides the instructions necessary to operate to perform maintenance on and troubleshooting of the...

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Page 13: ...SECTION 1 DURA POWER ELECTRIC COMMERCIAL WATER HEATERS INSTALLATION OPERATION AND MAINTENANCE MANUAL...

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Page 15: ...UGHLY BEFORE INSTALLING AND USING THIS APPLIANCE KEEPTHISMANUALWITHTHEHEATERFORFUTUREREFERENCE WHENEVERMAINTENANCEADJUSTMENTSORSERVICEISREQUIRED PART NO 60047 004 REV 6 SUPERSEDES PART NO 60047 004 RE...

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Page 17: ...223 205 189 176 75 255 975 1025 768 615 512 439 384 341 307 279 256 236 219 90 307 170 1229 922 738 615 527 461 410 369 335 307 284 263 Figured at 1KW 3413 Btu 4 1 Gallons at 100 F temperature rise To...

Page 18: ...These diagrams will serve to provide the installer with a reference for the materials and method of piping suggested IT IS NECESSARY THAT ALL WATER PIPING AND THE ELECTRICAL WIRING BE INSTALLED AND CO...

Page 19: ...4 GETTING TO KNOW YOUR WATER HEATER Below is an illustration of the water heater with its features called out The text of this manual will refer to the items shown FIGURE1...

Page 20: ...ONAL ELECTRICAL CODE and NFPA 70 Copies of these codes may be obtained from American National Standards Institute 1430 Broadway New York NY 10018 If your location requires the installation of the wate...

Page 21: ...SCHARGE OPENING MUST NOT BE BLOCKED OR REDUCED IN SIZE UNDER ANY CIRCUMSTANCES The pressure setting of the relief valve should not exceed the pressure capacity of any component in the system The tempe...

Page 22: ...PAGES 17 18 IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT ADD AN ANTI SCALD VALVE FOR HOT WATER SUPPLIED TO FIXTURES CAUTION IF BUILDING COLD WATER SUPPLY HAS A BACK...

Page 23: ...R THERMAL EXPANSION OF WATER IN THE HOT WATER SYSTEM MUST BE PROVIDED PIPE TO OPEN DRAIN INSTALL IN ACCORDANCE WITH ALL LOCAL CODES DANGER TEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT...

Page 24: ...LOCAL CODES CAUTION IF BUILDING COLD WATER SUPPLY HAS A BACK FLOW PREVENTER CHECK VALVE OR WATER METER WITH CHECK VALVE PROVISIONS FOR THERMAL EXPANSION OF WATER IN THE HOT WATER SYSTEM MUST BE PROVID...

Page 25: ...ER CHECK VALVE OR WATER METER WITH CHECK VALVE PROVISIONS FOR THERMAL EXPANSION OF WATER IN THE HOT WATER SYSTEM MUST BE PROVIDED NOTE BRANCH PIPING TO ALL HEATERS MUST BE SAME SIZE AND LENGTH FOR EQU...

Page 26: ...THE HOT WATER SYSTEM MUST BE PROVIDED INSTALL IN ACCORDANCE WITH ALL LOCAL CODES NOTE BRANCH PIPING TO ALL HEATERS MUST BE SAME SIZE AND LENGTH FOR EQUAL FLOW THESE BRANCHES MAY BE SIZED UP TO 1 1 4...

Page 27: ...TER THERMOSTAT SET AT LEAST 5 HIGHER INSTALL IN ACCORDANCE WITH ALL LOCAL CODES NOTE BRANCH PIPING TO ALL HEATERS MUST BE SAME SIZE AND LENGTH FOR EQUAL FLOW THESE BRANCHES MAY BE SIZED UP TO 1 1 4 SO...

Page 28: ...o compensate for voltage drop in long runs Branch circuit voltage drop should not exceed 3 at the heater TABLE 310 16 Allowable Ampacities of Insulated Conductors Not More Than Three Conductors in Rac...

Page 29: ...CIRCUIT Power circuit wiring is rated 600 volts 75 C WIRING DIAGRAMS The following wiring diagrams are included in this manual to show typical arrangement of electrical components in the control and p...

Page 30: ...15 SMALLCOMMERCIALWIREDIAGRAM 208 240V 3PH SMALLCOMMERCIALWIREDIAGRAM 208 240V 3 1PH...

Page 31: ...t be added according to the phase of the supply voltage See the diagram below For single phase connection jumpers A C and B D must be added For three phase connection jumper B C must be added 3 1 PHAS...

Page 32: ...17 SMALLCOMMERCIALWIREDIAGRAM SINGLEPHASE SMALLCOMMERCIALWIREDIAGRAM 300 600V 3PH...

Page 33: ...RY AND OR DEATH THE TEMPERATURE AT WHICH INJURY OCCURS VARIES WITH THE PERSON S AGE AND TIME OF EXPOSURE THE SLOWER RESPONSE TIME OF DISABLED PERSONS INCREASES THE HAZARDS TO THEM NEVER ALLOW SMALL CH...

Page 34: ...heater drain valve and remove hose Turn on electricity SEDIMENT REMOVAL Water borne impurities consist of fine particles of soil and sand which settle out and form a layer of sediment on the bottom o...

Page 35: ...ITY WHEN CHECKING EQUIPMENT Not enough or no hot water 1 Be certain the electrical disconnect switch serving the water heater is in the ON position 2 Check the fuses The electrical disconnect switch u...

Page 36: ...to replace the gaskets Refer to LEAKAGE CHECKPOINTS on page 22 IF YOU CANNOT IDENTIFY OR CORRECT THE SOURCE OF MALFUNCTION 1 Place the water heater electrical switch in the OFF position 2 Close the su...

Page 37: ...ket NOTE Part No 5288 scale cleaning replacement screws available where threads have become rusted or damaged preventing tightening Condensation and dripping may appear on pipes when cold water temper...

Page 38: ...costs Such costs may include but are not limited to a Labor charges for service removal repair or reinstallation of the water heater or any component part b Shipping delivery handling and administrati...

Page 39: ...24 5621 W 115TH STREET ALSIP IL 60803 Phone 800 433 2545 Fax 800 433 2515 www hotwater com E Mail parts hotwater com REPLACEMENTPARTS...

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Page 41: ...SECTION 2 REPLACEMENT PARTS GUIDE...

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Page 43: ...LSIP ILLINOIS 60803 PHONE 1 800 433 2545 FAX 1 800 433 2515 WWW HOTWATER COM PRINTED IN U S A 2569 0700 09063321 3 4 T P RELIEF VALVE AUTOMATIC SELF CLOSINGTYPES 20 PSD 6 605 c COMMERCIAL WATER HEATER...

Page 44: ...2 5 1 5 1 0 6 0 0 2 0 5 1 6 0 0 2 5 1 5 1 0 6 0 0 2 0 5 1 6 0 0 2 5 2 1 2 1 0 6 0 0 2 0 2 1 6 0 0 2 8 0 8 0 0 6 0 0 2 0 8 6 0 0 2 8 0 8 0 0 6 0 0 2 0 8 6 0 0 2 6 0 6 0 0 6 0 0 2 0 6 6 0 0 2 6 0 6 0 0...

Page 45: ...Volt Buss SC 60 02000060 99253 50 Amp 600 Volt Buss SC 50 02000150 5337 1 60 Amp 600 Volt Buss SC 60 02000160 5337 2 11 Element Gasket 01240406 5109 12 Grommet Drain Valve 09014012 20172 6 13 Plug An...

Page 46: ...A O SMITH WATER PRODUCTS CO INC 5621 W 115TH STREET ALSIP ILLINOIS 60803 PHONE 1 800 433 2545 FAX 1 800 433 2515 Website WWW HOTWATER COM EMAIL PARTS HOTWATER COM...

Page 47: ...cu centimeter 1000 cu millimeters 06 cu inch 1 cu decimeter 1000 cu centimeters 61 02 cu inches 1 cu meter 1000 cu decimeters 35 31 cu feet Approximate Conversion Factors To change To Multiply by To c...

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