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INSTALLATION GUIDE

EFMA

Floor Heating System

www.rezspec.com

Oct. 2011 Edition

Содержание EFMA

Страница 1: ...INSTALLATION GUIDE EFMA Floor Heating System By www rezspec com Oct 2011 Edition...

Страница 2: ......

Страница 3: ...Planning Work 15 4 2 Preparing the Subfloor 16 4 3 Marking the Floor 16 4 4 Installing the EFMA Floor Heating System 18 4 4 1 Working Around Walls and Obstacles 19 4 4 2 Mat Rippling 20 4 5 Installing...

Страница 4: ...varies based on insulation and floor characteristics The EFMA system can be installed under a shower floor only if the floor is ceramic or natural stone A waterproof membrane must be used to maintain...

Страница 5: ...fiber roving floor heating system heating cable aramid fiber roving heating cable PVC sheath ground wire bare wire Two phase conductor 120V phase neutral 240V 208V phase phase junction cold lead cold...

Страница 6: ...ing the EFMA repair kit available at your authorized REZNOR dealer Consult REZNOR s team of technical specialists for any questions or for more information Install EFMA at temperatures over 5 C 40 F H...

Страница 7: ...her where it is accessible from the shower or bath install at least 1 m 3 4 away Staple heating cable or floor sensor end to the subfloor Fig 1 3 Install the EFMA system if the safety seal is broken I...

Страница 8: ...16 10 13 150 96 0 EFMA170AK1ELNG1 16 11 6 15 170 84 6 EFMA240AK1ELNG1 16 15 20 240 59 9 EFMA300AK1ELNG1 16 19 25 300 47 5 EFMA360AK1ELNG1 16 22 6 30 360 39 6 EFMA420AK1ELNG1 16 26 6 35 420 33 7 EFMA47...

Страница 9: ...60 720 79 2 EFMA840AK3ELNG1 16 52 6 70 840 67 4 EFMA960AK3ELNG1 16 60 80 960 59 0 EFMA1080AK3ELNG1 16 67 6 90 1080 51 8 EFMA1200AK3ELNG1 16 75 100 1200 46 6 EFMA1440AK3ELNG1 16 90 120 1440 37 9 EFMA1...

Страница 10: ...readings have been correctly noted A qualified electrician must measure the system s insulation resistance as follows Use a calibrated megohmeter only Measure insulation resistance at the free end of...

Страница 11: ...y noted A qualified electrician must measure the system s resistance as follows Use a calibrated multimeter only Measure resistance at the free end of the cold lead between the two phase conductors co...

Страница 12: ...rmance of its products 3 1 Floor Warming This type of heating is designed to enhance comfort and or supplement the room s main heat source It helps keep the floor at a pleasant temperature at all time...

Страница 13: ...floor covering must not exceed R 1 40 RSI 0 246 There is no such limit for the subfloor Table 3 3 Thermal resistance values for floor coverings Typical floor covering Thermal resistance R RSI Vinyl t...

Страница 14: ...on over a concrete slab add the following Spray adhesive Concrete chisel Room Layout and Corresponding EFMA Product Create a room layout plan to scale for maximum accuracy use the REZNOR form designed...

Страница 15: ...prevent future damage to the ceramic caused by subfloor movement For concrete subfloors apply a surface sealer that is compatible with electrical heating systems in accordance with the cement glue man...

Страница 16: ...nder the EFMA fiberglass mat Fig 4 3 b The ideal location is one where it is likely to be away from stationary objects and sheltered from outside influences sunlight that could skew floor temperature...

Страница 17: ...rmostat or junction box To minimize floor height chisel a 10 mm X 10 mm X 250 mm 3 8 X 3 8 X10 channel in the subfloor to receive the cold lead heating cable black junction The junction has an extra i...

Страница 18: ...IMPORTANT Never staple the heating cable directly to the subfloor 4 4 1 Working Around Walls and Obstacles 90 180 Cut the mat NEVER CUT OR SHORTEN THE HEATING CABLE Change direction 90 when you meet...

Страница 19: ...important not to subject the heating cable to any mechanical strain stretching radius bending under 20 mm scoring 4 4 2 Mat Rippling Carefully flatten the mat against the subfloor to ensure it and the...

Страница 20: ...10 channel in the subfloor to receive the temperature sensor CAUTION The sensor must be embedded in cement or an equivalent binder cement glue ceramic glue self levelling cement Glue the sensor to the...

Страница 21: ...ng cement Fig 4 6 It is crucial that the ENTIRE cable be embedded No part of the cable must be exposed Level the subfloor with self levelling cement or cover the cable with a layer of cement glue when...

Страница 22: ...electrical resistance and record the readings on line 5 Upon installing the thermostat of the measures table 4 8 Measuring Resistance and Measures table The master electrician who installed and connec...

Страница 23: ...ure tolerance If the system is to be used for radiant heating the room thermostat controls heat and is reacting to room and not floor temperature therefore a floor covering with greater temperature re...

Страница 24: ...Can I crisscross overlap or touch two heating cables together A 5 NEVER This will cause overheating Keep cables at least 76 mm 3 apart Q 6 Can the cable be bent 90 A 6 Yes but make sure the radius be...

Страница 25: ...46 Q 15 Can wood flooring be installed over EFMA A 15 Yes you can install multilayer wood flooring Engineered flooring provided its thermal resistance does not exceed R 1 40 RSI 0 246 Q 16 Is the use...

Страница 26: ...recycled EFMA mesh section heating cable self adhesive staple Fig 7 1 a 7 2 Floor Covering Tips It is strongly recommended to coat the subfloor with a sealer before spreading the self levelling cemen...

Страница 27: ...er of the equipments as well as to the subsequent buyer of the building where it has been installed Terms of warranty The present warranties are subject to the compliance of the following terms I Purc...