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Summary of Contents for Warmup USDW-360-120
- Page 1 The world’s best-selling electric oor heating brand™ 120 Volt USDW Loose Wire Installation Manual TECHNICAL HELPLINES IMPORTANT Read this manual before attempting to install your heating US:1-888-927-6333 system. Incorrect installation could damage the cable and will invalidate your warranty.
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Page 2: Table Of Contents
As with all systems electrical systems, certain procedures must be strictly Installation step 1 followed. Installation step 2 Warmup Inc, the manufacturer of the Sizing Guide Warmup® Undertile™ Heating System, accepts no liability, expressed or implied, for Installation step 3... -
Page 3: Before You Start
Before you Start Included with each Warmup heating system purchased should be the following: • Primer • Roller (to apply primer) • Tape • Installation Manual • Thermostat Double check your measurements and ensure you have the right cable sizes for the area you need to heat. -
Page 4: Do's And Dont's
DO ensure that each tile is solidly bedded in tile adhesive, with no gaps or voids beneath. thermostat. DO remember to install the floor probe for the Warmup ® DO make sure all electrical work is done by qualified persons in accordance with local building and electrical codes, the National Electrical Code (NEC), especially article 424, Part V of the NEC, ANSI/NFPA 70. - Page 5 DON’T commence tiling before testing the Warmup® Undertile™ Heating System. DON’T switch on the installed heating system until tile adhesive has fully cured (1 - 3 weeks minimum), check adhesive manufacturer’s instructions.
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Page 6: Heating Cable Information
BLACK / ORANGE 20.1 USDW-950-120 BLACK / GREY 15.2 Warmup Heating Cable is designed for use with ceramic, quarry or natural stone tiles. Use the Warmup Carbon Heating System for heating under laminate, engineered wood or any other non-hardsurface flooring. -
Page 7: Making Electrical Provision For The Heating System
Warmup heating cables. The Warmup thermostat has a maximum resistive load of 15 amps (i.e. a maximum of 2 x USDW800). It also includes a built-in GFCI. If you want to control more than 15 amps worth of heating via a single thermostat you will need to use Warmup’s master / relay configuration. - Page 8 Making Electrical Provision for the heating system Do make sure all electrical work is done by qualified persons in accordance with local building and electrical codes, the National Electrical Code (NEC), especially article 424, Part V of the NEC, ANSI/NFPA 70.
- Page 9 Making electrical provision for the heating system Dedicated 110 – 120V Circuit as per NEC Ground (green/bare) Live (black) (L1) (white) (L2) Max. 16 amps NOTE: Wiring for L1 is usually black (live) and wiring for L2 is usually white (as used for Neutral). Dedicated 110 –...
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Page 10: Master/Relay Cheat Sheet
Disclaimer: This sheet does not preclude or eliminate the need to read either the “Warmup Undertile Heater Installation Manual” or the installation instructions provided with the thermostats. This represents a breakdown of the material contained in the Master and Relay installation instructions, but is not a replacement for those directions. -
Page 12: Subfloor Preparation And Technical Notes
Subfloor preparation - technical notes To fully utilize the long-term durability of ceramic tiling, whether heated or not, it is important that the design, construction and preparation of the subfloor is carried out correctly. It is essential that the sub-floor be sufficiently rigid to support the ultimate weight that it will have to bear without movement or deflection. -
Page 13: Preparation Of Wood Or Concrete
Preparation of wood or concrete subfloor Preparation of wood or concrete subfloor The Heater wire installation shall be in Ceramic tile accordance with one of the illustrated methods as per this manual. The heater Flexible tile adhesive wire is not intended to be installed directly upon the subfloor. -
Page 14: Wiring Configuration
While the installation instructions only make provision for the wiring to be installed in a set configuration, there are many instances where departure from this configuration may be desirable. Below are a few drawings illustrating the versatility of the Warmup® Undertile™ Heating System. - Page 15 Installing multiple undertile heating cables When installing two or more cables, begin by reading the sizing guide on page 18 of this booklet to ensure ou have the proper number and size of cables for the area you wish to heat. The sizing guide will also tell you the perimeter and heating cable spacing required for your particular room size.
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Page 16: Installation Step 1
Do not apply the green Warmup® primer; go to Do not installation step 2. installation step 2. If tiling on water proof/resistant surface (ie If tiling on water proof/resistant surface (ie Hardibacker) do not apply the green Warmup®... -
Page 17: Installation Step 2
Installation Step 2 Installation Step 2 Mark the cable position on the floor. Mark the cable position on the floor. Calculate in square feet the size of the area to Calculate in square feet the size of the area to be heated. -
Page 18: Sizing Guide
Sizing guide If your area is above 120 ft, please contact the Warmup Technical Helpline on 888-927-6333 for assistance. Spacings Perimeter Area (sq ft) Heaters 15-16 CADWS-360 57.2 2¼ 17-18 CADWS-360 69.9 2¾ 19-20 CADWS-360 81.0 3¼ 21-24 CADWS-360 101.6... -
Page 19: Installation Step 3
Installation step 3 Installation step 3 Once the floor has been marked up, the heating Once the floor has been marked up, the heating cable can be laid out. Test the cable throughout cable can be laid out. Test the cable throughout installation. - Page 20 Warmup cable . accurate for testing the Warmup cable . Set your Ohm meter to measure resistance in 0 –...
- Page 21 The end of the probe wire contains a capped sensor that should be centered between two heating cables at least 12” into the heated area. At no time should the probe wire cross the heating cable. Depending on the requirements of the tiler, it may be necessary to chisel out short channels in the subfloor to minimize the increased height presented Install floor probe...
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Page 22: Installation Step 4
Install the Warmup Install the Warmup Thermostat. ® Instructions for the fitting of the Warmup® Thermostat can be found Instructions for the fitting of the Warmup® Thermostat can be found inside the thermostat box. inside the thermostat box. Each cable has one unheated lead. The unheated lead Each cable has one unheated lead. -
Page 23: Installation Step 5
Installation step 5 Check the cable resistance with a digital multi-meter every half hour or so. If the cable goes open circuit (no reading on the multi-meter) DO NOT CONTINUE - call the technical helpline on 888-WARMFEET (927-6333). Tile and grout Tile and grout The thin set mortar and grout must include an additive for The thin set mortar and grout must include an additive for... - Page 24 The costs of repair or replacements are your only remedy under this Warranty. Such cost does not extend to any cost other than direct cost of repair or replacement by Warmup and does not extend to costs of relaying, replacing or repairing any floor covering or floor.
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Page 25: Terms And Conditions
Warmup. Upon notification of a repair problem, Warmup, Inc. will issue an Authorization to Proceed under the terms of this Warranty. If Warmup is required to inspect or repair any defects caused by any exclusions referenced above, all work will be fully chargeable at Warmup’s inspection and repair rates then in effect. - Page 26 Complete and submit the warranty form online at www.warmup.com! Warmup Inc. 52 Federal Road Unit 1F Danbury, CT 06810 Helpline / Assistance: 1-888-927-6333 Fax: 1-888-927-4721 www.warmup.com us@warmup.com...
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