State Water Heaters TPD-140-140 Instruction Manual
State Water Heaters TPD-140-140 Instruction Manual

State Water Heaters TPD-140-140 Instruction Manual

Models tpg-140-140 thru 600-2500 including tpx/tpo & tpd commercial gas, oil and gas/oil tank-type water heaters installation operation service maintenance limited warranty

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MODELS TPG-140-140 thru 600-2500
INCLUDING TPX/TPO & TPD
COMMERCIAL GAS, OIL AND GAS/OIL TANK-TYPE WATER HEATERS
INSTALLATION
ASME
Water heaters for propane gas are different from natural gas models. A natural gas heater will not function
safely on propane gas and no attempt should be made to convert a heater from natural gas to propane gas.
Propane gas must be used with great caution. It is highly explosive and heavier than air. It collects first in the
low areas making its odor difficult to detect. If propane gas is present or even suspected, do not attempt to
find the cause yourself. Ventilate the room, then call your gas supplier or service agent. Keep area clear until
a service agent has been called.
PLACE THESE INSTRUCTIONS ADJACENT TO HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE
PRINTED IN U.S.A. 1202
OPERATION
SERVICE
WARNING – PROPANE MODEL
MAINTENANCE
TEXT PRINTED OR OUTLINED IN RED CONTAINS
INFORMATION RELATIVE TO YOUR SAFETY.
PLEASE READ THOUROUGHLY BEFORE USING
APPLIANCE.
1
LIMITED WARRANTY
CAUTION
PART NO. 09063370T

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Summary of Contents for State Water Heaters TPD-140-140

  • Page 1 INCLUDING TPX/TPO & TPD COMMERCIAL GAS, OIL AND GAS/OIL TANK-TYPE WATER HEATERS • INSTALLATION • OPERATION ASME Water heaters for propane gas are different from natural gas models. A natural gas heater will not function safely on propane gas and no attempt should be made to convert a heater from natural gas to propane gas. Propane gas must be used with great caution.
  • Page 2: Table Of Contents

    This manual is intended to be used in conjunction with other literature provided with the heater. This includes power burner and related gas control information. It is important that this manual and the additional publications be reviewed in their entirety before beginning any work.
  • Page 3: General Safety Information

    GENERAL SAFETY INFORMATION PRECAUTIONS DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDERWATER. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water. IF THE UNIT IS EXPOSED TO THE FOLLOWING, DO NOT OPERATE HEATER UNTIL ALL CORRECTIVE STEPS HAVE BEEN MADE BY A QUALIFIED SERVICEMAN.
  • Page 4: Features

    Note: Some gas utility companies derate the heating value of the supplied gas at high elevations. Your authorized State Start-Up Agent must adjust for actual heating valve of the gas at the time of start-up. FEATURES WATER TEMPERATURE CONTROL WARNING THIS WATER HEATER IS EQUIPPED WITH AN ADJUSTABLE THERMOSTAT TO CONTROL WATER TEMPERATURE.
  • Page 5: Locating The Heater

    The latest version of the National Electrical Code, NFPA No. 70. In Canada refer to Canadian Electrical Code C 22.1, from National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269-9101. LOCATING THE HEATER When installing the heater, consideration must be given to proper location.
  • Page 6: Thermal Expansion (Closed System)

    UNDESIRABLE OPENINGS, CAUSING POOR COMBUSTION. SOOTING MAY RESULT WITH AN INCREASED RISK OF ASPHYXIATION. THERMAL EXPANSION (CLOSED SYSTEM) Thermal expansion occurs in any hot water system when system water is heated or “recovered” during periods of non-use. If the system is operated in an “open” condition such as being connected directly to the city main, the volume of expanded water generated during the recovery periods can be dissipated back through the “open”...
  • Page 7: Water Line Connections

    TABLE 2 CAPACITY OF PIPE - NATURAL GAS IN CUBIC FEET PER HOUR Maximum Based Upon Pressure Drop of 0.3” w.c. and Specific Gravity of 0.60 and Maximum Gas Pressure of .5 psig. Pipe Length In Feet 1 1/4 1 1/2 1050 1600 1100...
  • Page 8: Purging

    TABLE 3 EQUIVALENT LENGTH OF FITTINGS IN FEET Pipe Size (IPS) 1.25 1.5 Std. Tee through side 5.5 9.0 12.0 14.0 17.0 22.0 Std. E11 45°F E11 Plug Cock WARNING THE HEATER IS NOT INTENDED FOR OPERATION AT HIGHER THAN 13.8” WATER COLUMN (1/2 POUND PER SQUARE INCH) SUPPLY GAS PRESSURE.
  • Page 9 TYPICAL WIRE DIAGRAM TPG, 270 - 2,500 KBTUH TPO, 800 - 2,500 KBTUH TPD, 400 - 2,500 KBTUH TYPICAL WIRE DIAGRAM TPG, 140 - 255 KBTUH...
  • Page 10 TYPICAL WIRE DIAGRAM TPD, 140 - 300 KBTUH TYPICAL WIRE DIAGRAM TPO, 140 - 720 KBTUH...
  • Page 11: Two Unit Manifold Installation

    The Authorized Start-Up Agent will when they come out to start-up the unit(s) complete one of the following forms for each unit you have and submit it to State Industries to activate your warranty: Start-Up Covering Models Form No.
  • Page 12: Maintenance

    Suggested safety device test procedures are: A. While heater is operating, turn valve, main burner and pilot gas line manual gas cocks to the OFF position. Burner should shutdown within 3-4 seconds and lockout on flame failure, requiring reset of the flame safeguard device. B.
  • Page 13: Relief Valve

    The depth of lime build-up should be measured periodically. Heaters will have about 3” of lime build-up when the level of lime has reached the bottom of the cleanout opening or about 1” of lime build-up if it has reached the drain valve opening. A schedule for deliming should be set-up;...
  • Page 14: Vent Systems

    6. Using a wire brush, remove soot from flue passages in heater tank. CAUTION While cleaning tank flue passages, care must be taken that brush does not come in contact with the combustion chamber lining as damage could occur. • If burner flue collector flange gaskets are damaged, replace. VENT SYSTEMS Examine the vent system every six months for obstruction and/or deterioration of vent piping.
  • Page 15: Replacement Parts

    Excessive water pressure is the most common cause of relief valve leakage. It is often caused by a “closed system”. If a check valve is in the inlet system it will not permit the expanded hot water volume to equalize pressure with the main. The relief valve must release this water or the water heater or plumbing system will be damaged.
  • Page 16: Limited Warranty

    Model TPG/TPX/TPO/TPD Limited Warranty CERTIFIED FACTORY START - UP REQUIRED To activate your warranty, contact your local sales representative or Authorized Start-up Agent to arrange for a FREE Certified Start-up. State Water Heaters, the warrantor, extends the following LIMITED WARRANTY to the owner of this water heater. 1.

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