PVI Industries QuickDraw Installation & Maintenance Manual
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PVI Industries QuickDraw Installation & Maintenance Manual

Storage and semi-instantaneous steam heaters
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INSTALLATION & MAINTENANCE MANUAL
QuickDraw
Storage and Semi-instantaneous
Steam Heater
Installation and service must be performed by a qualified service installer, service agency or qualified plumbing
contractor.
IMPORTANT:
THIS
MANUAL
CONTAINS
INFORMATION
REQUIRED
FOR
INSTALLATION,
OPERATION
AND
MAINTENANCE OF THIS EQUIPMENT. READ AND FOLLOW THE INFORMATION IN THIS MANUAL AND ALL OTHER
PROVIDED INSTRUCTIONS, LABELS AND MARKINGS BEFORE INSTALLING, OPERATING OR SERVICING THIS UNIT.
TO THE INSTALLER: After installation, these instructions must be given to the equipment user or left near the appliance.
SPECIAL INSTRUCTIONS TO THE OWNER: Retain this manual for future reference. These instructions contain
important information that will help you in maintaining and operating this appliance.
PVI INDUSTRIES, LLC – 3209 Galvez Ave. - Fort Worth, Texas 76111 - 1-800-433-5654
PV500-25 05/13

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Summary of Contents for PVI Industries QuickDraw

  • Page 1 SPECIAL INSTRUCTIONS TO THE OWNER: Retain this manual for future reference. These instructions contain important information that will help you in maintaining and operating this appliance. PVI INDUSTRIES, LLC – 3209 Galvez Ave. - Fort Worth, Texas 76111 - 1-800-433-5654 PV500-25 05/13...

  • Page 2: Table Of Contents

    4.3 Relief Valve Piping 4.4 Steam Valves 4.5 Filling the Unit Operating and Safety Controls 5.1 Thermostat Settings – For QuickDraw Semi-Instantaneous Heaters only 5.2 Operating Temperature Control 5.3 High Water Temperature Limit Control 5.4 Electronic Low Water Cut-Off (optional) 5.5 Sequence of Operation...

  • Page 3: Safety Considerations

     QuickDraw Storage and Semi-instantaneous Steam Heater SAFETY CONSIDERATIONS IMPORTANT SAFETY NOTE It takes only 5 seconds of skin contact with 140°F water to cause a second degree burn! You must protect against high water temperatures at all lavatories, tubs, showers and other points of hot water contact.

  • Page 4: Product Descriptions

     QuickDraw Storage and Semi-instantaneous Steam Heater PRODUCT DESCRIPTIONS ® Typical QuickDraw Instantaneous Construction U-tube Heat Exchanger 12. Main Steam Trap * Control Enclosure 13. Auxiliary Steam Trap ** Potable Water Inlet 14. Y-Strainer * Potable Water Outlet 15. Condensate Y-Strainer ** Intra-tank Circulator * 16.
  • Page 5  QuickDraw Storage and Semi-instantaneous Steam Heater ® Typical QuickDraw Semi-Instantaneous Construction 1. U-tube Heat Exchanger 12. Main Steam Trap * 2. Control Enclosure 13. Auxiliary Steam Trap ** 3. Potable Water Inlet 14. Thermostatic Trap 4. Potable Water Outlet 15.

  • Page 6: Water Heater Installation

     QuickDraw Storage and Semi-instantaneous Steam Heater WATER HEATER INSTALLATION 3.1 Checking Equipment Before You Install Inspect the unit completely upon receipt from the freight carrier before signing the bill of lading. Inspect the appliance and all accompanying parts for signs of impact or mishandling. Verify the total number of pieces shown on packing slips with those actually received.

  • Page 7: Service Clearances And Clearance To Combustibles

     QuickDraw Storage and Semi-instantaneous Steam Heater 6. Use only non-ferrous water piping and fittings for potable water plumbing and connections. Do not use galvanized pipe or fittings. Use of ferrous or galvanized pipe or fittings can cause rust to form.

  • Page 8: Relief Valve Piping

    3. Connect condensate trap inlet parallel to or below the outlet of the heat exchanger. The ability to lift condensate via steam pressure cannot be assured on QuickDraw products due to the possible use of a modulating steam valve (storage units only) or multiple solenoid steam control system. The recommended methods of condensate distribution are: a.

  • Page 9: Operating And Safety Controls

    Coupez l'alimentation avant intervention sur l'appareil. 5.1 Thermostat Settings – For Quickdraw Semi-Instantaneous Heaters only The adjustable operating temperature control is located just above the front control panel cover. This control utilizes a temperature sensing thermistor located in the control flange on top of the tank. Follow the safety instructions and warnings included in this manual and with the product, when adjusting the set point of the operating temperature control to deliver the desired water temperature.

  • Page 10: Electronic Low Water Cut-Off (Optional)

     QuickDraw Storage and Semi-instantaneous Steam Heater 5.4 Electronic Low Water Cut-off (optional) When the water level is above the electrode position in the tank, the reset pushbutton will energize the control (LED will be lit). The control remains energized until the water level recedes below the electrode position (LED will not be lit).

  • Page 11: Maintenance

     QuickDraw Storage and Semi-instantaneous Steam Heater 8. Retighten bolting on all gasketed joints after the heat exchanger has reached temperature to prevent leaks and gasket failures. Retightening should be done uniformly and in a diametrically staggered pattern (see “Maintenance” for proper torque specs).

  • Page 12: Cleaning The Heat Exchanger

     QuickDraw Storage and Semi-instantaneous Steam Heater NOTICE: Since PVI cannot control the use of the appliance, water conditions, or maintenance, the warranty on the appliance does not cover poor performance, structural failure, or leaking due to an excessive accumulation of scale.
  • Page 13  QuickDraw Storage and Semi-instantaneous Steam Heater 4. The COLLAR assembly, if equipped, is connected to the tank nozzle flange using 9/16” grade 8 bolts. To reinstall the collar assembly use a calibrated torque wrench and, in an alternating star pattern, tighten the bolts in two increments: 95 ft-lbs and 145 ft-lbs (collar assembly threads and nut bearing surfaces must be clean, rust free and NOT lubricated).

  • Page 14: Recommended Maintenance Schedule

     QuickDraw Storage and Semi-instantaneous Steam Heater 7.6 Recommended Maintenance Schedule 1. Annual Maintenance a. Check all joints and pipe connections for tightness, corrosion or deterioration. b. Check all safety controls and devices including thermostats for proper operation. c. Check safety shut-off valves for operation and tightness.

  • Page 15: Troubleshooting Notes

     QuickDraw Storage and Semi-instantaneous Steam Heater TROUBLESHOOTING NOTES Problem 1: No hot water even at low flow a. Cause: Steam valve(s) not opening. Solution: Check that electrical coils are energized. If not, trace wiring problem. If so, the valve may be faulty, the steam pressure inadequate to open the valve (<...
  • Page 16  QuickDraw Storage and Semi-instantaneous Steam Heater c. Cause: Piping flow restricted. Solution: Calculate the flow velocity and expected friction loss. If excessive, larger inlet and outlet piping are necessary. d. Cause: Main valve malfunction. Solution: Refer to the valve manual for instructions on main valve repair.
  • Page 17  QuickDraw Storage and Semi-instantaneous Steam Heater Since PVI cannot control the use of the appliance, water conditions, or maintenance, the warranty on the heat exchanger does not cover poor performance, structural failure, or leaking due to an excessive accumulation of scale...
  • Page 18  QuickDraw Storage and Semi-instantaneous Steam Heater PVI Industries, LLC  3209 Galvez Ave.  Fort Worth, TX 76111  1-800-433-5654  www.pvi.com PV500-25 05/13...

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