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� � � __'. ' _ _ . • c ...:.. .e . .�r.l.. �� ......Ys..�...s. .. _ . .L ..f.1Y..... .�... .3.:.r..�,.v�i.s�l..,L+�...:.aa.e".asa .w..�... . ESR-1879 � Most wdely Accepted end Trusted Page 2 oi 2 equipment applications. Low-pressure applications with 5.7 The Wardflex flexible fuel gas piping system is system supply pressures below 'I2 psi (3.4 kPa) do not manufactured i� Lawrence Township, Pennsylvania, req�ire a line regulator. System suppty pressures under a quality c�nntroi program with inspections by exceedi '/ p � � � � � ng 2 psi (3.4 kPa) but less than 2 si 13.8 kPa CSA International AA-659. must utilize a tine regulator to limit downstream appliance utilization pressure to '!2 psi (3.4 kPa). System supply g•0 IDENTIFlCATION pressures that exceed 2 psi but that do not exceed 5 psi 6.1 7ubing: (34 kPa) must utilize a line regulator to limit dovmstream appliance utilization pressure to '12 psi (3.4 kPa), and an Each 2 feet(610 mm)of tube must bear the followings: additional over-pressure protection device must be installed • WarcJflex name,trademark or symbol between the tine regulator and the appliance to limit . part number pressure to 2 psi (13.8 kPa). Medium-pressure equipmerd applications with supply pressures of 2 psi (13.8 kPa) and • Date oode as described in ANSI LGI/CSA 6.26 greater must utilize a {ine regulator to limit downstream . Rated pressure ot 5 psi(34 kPa); appliance utilization pressure to 2 psi(13.8 kPa). . The Equivalent Hydraulic Diameter(EHD); Supply pressures exceeding 2 psi (13.8 kPa) must be The words'FUEL GAS'; provided with downstream appliance oontrols rated for the � supply pressure, or protedion by some other means • Name or symbd of the testing agency (CSA aoceptable to the code official. Intemational), 5.0 CONDITIONS OF USE . The evaluation report numbet(ESR-1879)or ICC- The Wardflex Flexible Fuel Gas Piping System described ES PMG mark of oonfonnity. in this report complies with, or is a suitable altemative to g,2 Componerns: what is specified in, those codes listed in Sedion 1.0 oT Manlfolds and striker plates must bear the followings: this report,subject to the following conditions: 5.1 Installation must comply with this report the • Manufacturer's name,trademark or symbol manufadurer's published installation instructions and . Part number the applicable code. Ii there is a conflict between the . Date code as described in ANSI LG1lCSA 6.26 installation instructions and this report, tt►is report � Name or symbol of the testing agency (CSA '9°'��• Intemetionaq U„�� 5.2 lnstaltation must be Perforn►ed bY �b . The evaluation report number(ESR-1879)or 1CG � �� Ma�ufaduring trained and certified installers using the ES PMG mark of confortnity. ,r,�j manufacturer's put�lished installatlon instrudions. C 20� 5.3 The product must be limited to use with naturat or �d��a P+P�ng system must bear the tollowings: propane gas at operating pressures not exceeding 5 . Manufadurer's name,trademark or symbol psi (34 kPa). Pressure regulators are required when � F�ing size code fuel supply pressures exceed'Iz psi(3.4 kPa). Date code as described in ANSI LGIICSA8.26 5.4 The system shall be pressure-tested after installation � Name or symbd of the testing agency (CSA in accordance with the applicable code. tntemational) 5.5 An accessible shut-off valve must be located upstream irom the union,in the same room and within � ES PMG mark �nformiryr(ESR-1879)or ICC- 6 feet(1828.8 mm}of the applianoe it serves. 5.6 Fittings listed for use in conceated spaces are • Fitiing part number shatl be marked on 1he fltti�9 permitted for use in plenum applications. ��0� � �V 0 /�. IIIIIIIIII! I I I II I I I I I I I I I I II11I I I I IIIII IIIIIII I Illtltl IIIII IIIIIIIItllllllllll FIGURE 1�ARDFLEX LOGO Scanned by CamScanner