Related Manuals for Watts ProMelt 150
Summary of Contents for Watts ProMelt 150
- Page 1 ProMelt Hydronic Panels ® Pre-Configured Snow Melt Solutions Installation, Operation and Maintenance Manual...
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Page 2: Table Of Contents
Keep this Manual for future reference. www.watts.com/radiant. Replacement manuals for the ProMelt Direct and HX Panels, manifolds, fittings, bend supports and other accessories are also available from WARNING www.watts.com/radiant. -
Page 3: Environmental Safety
WARNING Environmental Safety CAUTION NOTICE Always keep the area around the ProMelt ProMelt panels are designed to be WARNING panel clean. Remove any debris or material used with propylene glycol to prevent CAUTION which may be a hazard. the system fluid from freezing. Refer to WARNING NOTICE manufacturer’s labels for handling and... -
Page 4: Receiving
Do not attempt Contact Watts Radiant for assistance, if needed. to fix damaged areas without obtaining written instructions Note if the shock indicator sticker has been discolored. -
Page 5: 399 Mbh Panels
1200 ft 50ft 1-1/4" total of 50 feet of tubing to connect the ProMelt panel to the manifold (total includes the supply and return lines combined), please contact 2000 ft 50ft 1-1/2" Watts technical services for assistance. 5 of 20... -
Page 6: Cleat Brackets
Cleat Brackets Lag-bolt slots Each Cleat is designed to be used with a single ProMelt panel system and provides an anchor point to at least Panel Mounts two studs (three studs for HX panels). Check packaging for Cleat when removing panel from packing material. Circulators When selecting a ProMelt panel make sure the included circulator is capable of handling the system flow and head... -
Page 7: Installation
Installation Verify wall or related structural elements are suitable to secure a ProMelt panel. The following outlines proper steps and precautions Failure to do so may result in the panel for installing a ProMelt panel. All site preparations falling off the wall or damaging nearby are assumed to be completed before attempting an equipment. - Page 8 NOTICE Installation 3. Confirm the Cleat Bracket is level. 4. Locate mounting holes on the front of the ProMelt panel. With assistance, lift the ProMelt panel so the top edge sits on the Cleat Bracket. Make sure the mounting holes on the brackets align with the holes on the ProMelt panel.
- Page 9 If the manifold is located further that 25 feet away from the panel (greater than 50 feet of tubing for the supply and return lines combined), please contact Watts technical services for assistance. Insulation is required on the lines connecting the snow melt manifold to the ProMelt panel.
- Page 10 Installation 8. Follow the instructions provided with the sensor to For a ProMelt panel to operate properly, either an 090 or connect them to the tekmar snow melting control. 095 snow melt sensor and Outdoor Sensor 070 must be Refer to the corresponding tekmar installation manual installed and wired to the panel.
- Page 11 Installation Each ProMelt panel comes pre-wired with a dedicated 9. Plug in the tekmar control. A home screen will appear tekmar snow melt control. The smaller, non-mixing pan- on the tekmar control. Follow all instructions in the els come standard with a 670, while the larger heat ex- corresponding tekmar literature to properly set up the changer panels come with a 680.
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Page 12: System Commissioning
When using the ProMelt 399 panel, typically only the provided. Watts recom- snow melt side of the heat exchanger (connected to the mends a 30-50% glycol snow melt manifold) is filled with anti-freeze solution. - Page 13 System Commissioning and Maintenance 150 and 250 MBH Panels 10. Slowly open purge valve at manifold until water/air begin flowing. Remain at this position until flow is 1. Close V3. Open valves 1, 2, 4. water only. 2. Open the black cap on A1 two full turns. 11.
- Page 14 System Commissioning and Maintenance 15. Use the tekmar control to enable the system pump 16. Allow pumps to run until air has been vented. relay and allow remaining air to circulate through to 17. Turn off pumps and fill system to 15 psi. This may the vents.
- Page 15 System Commissioning and Maintenance 399 MBH Panels 5. Slowly open purge valve at manifold until water/air begin flowing. Remain at this position until flow is water for Fill Secondary (zone) Side several seconds before closing manifold purge valve. 1. Open valves V1, V2, V3, V4. 6.
- Page 16 In excessive pressure conditions, the pressure relief operating. safety valve will begin to open at 30 PSI. If this condition occurs, contact Watts Radiant technical support for The minimum required operating pressure for the assistance. ProMelt panel is 5 PSI. If the pressure falls below...
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Page 17: Troubleshooting
Troubleshooting Always consult accompanying technical sheet before attempting these suggested solutions. Contact Watts for further assistance if the solution cannot be found in either the accompanying documentation or within this troubleshooting guide. No power to panels tekmar control is not operating correctly. - Page 18 Appendix - Control Wiring WiFi Snow Melting Control 670 Boiler & Mixing / Electric Do Not Apply Power 1 kΩ max 1 kΩ max 23 24 25 Mix V/mA Blk/ Brn/ Boil ModBoiler Boiler 1 Boiler 1 Heat System Power –...
- Page 19 Appendix - Control Wiring Field Wired Slab Snow Snow Sensor Sensor Sensor Yel Blu Slab System Supply Sensor Boiler Return Sensor Snow/Ice Optional Tandem Outdoor Sensor Sensor Snow/Ice Sensor Brn / Blk / Blk / – – Boil Boil – Brn / Slab 0-10V /...
- Page 20 Return Policy: No products may be returned without Watts prior written authorization. When credit is issued, it will be at the price charged, or prevailing price if lower, less handling charges based on costs of reconditioning, boxing, etc. However, a minimum 25% restocking fee will apply. A minimum handling charge of $20.00 is applied whenever the 25% restocking fee does not total $20.00.