BS 5864-2019 Installation and maintenance of gasfired ducted air heaters of rated heat input not exceeding 70 kW net (2nd and 3rd family gases) – Specification

BS 5864-2019 Installation and maintenance of gasfired ducted air heaters of rated heat input not exceeding 70 kW net (2nd and 3rd family gases) – Specification. 1 Scope Thu British Standard upedlws r quuiresnents tar the selection, installation and maintenance (i.e Note 1) ol flued. gas-fired, diicted-air heaters of rated heat input not exceeding 70kW, based on net calortftc vthie, burning 2nd or 3rd faintly gases to heat one or more rooms om Internal spaces in either domestic premises (see Notr 2) or commercial premises. It Is applicable to wan. air beaters that incorporate a fan to cireubte the warm asc It Is alio appllcále to cominned air heater/cIrculator installations and to the serving and maintenance of heaters that distribute warm air by natural convection (see Aaaszfl It is not applicable to gas installations in towed or motorized leisure accommodation yduides. NOTE I Iv the purposes .l’tkis BtlUsb Stue4an4 lmtiliaUue Incbid.s desIiL teipei and rem sio4uI it Is r,c.p.itpd that eurh of thaw lads ass be pe4.nuerd by risi same person NOTF2 As welles sensoRy censzruatd dwesigs. âantstK preane, iiich.de a per.muue sated kisure usoáriwi wlitcJv ,r,tdratnd pur* homes and peiwianenrfr moored boats NOTE 3 Far the purpose if thu Ri-lad Seonden4 heat tJupac Is rxpeemd a, terms .sf the net cdei’lffc iof uses (C49. umks, usihenvue stated The ratio aJgma CV(ts) tourS CV (HI) taut inpul li epprormfliafi’ 111:1 w aat.aralges. l.0i flmrprepanc audi P8:lfr busra.w NOTE’ 4 it Ii esse.OaI that persons cantnp Out the *mtollatioiu of any p.s appliance be con,peseni idii so. 2 Normative references The lollowing rrfrrrnced documents are indispensable For the application of this document. For dated references, only the edition cited applies. For undated reference,, the latest edition of the referenced document (including amy amendments) applies Standards pubikalions li42fr2L 4irt tasts an budding n.h rinds and gructiusis — Part fl. ?deduods fir determination of the fire resistance n-loud bra ring e(erneiuts of constrvction 855440-12008. Fluting and ventdotionlor gas appliances if rated input not exceeding 70kW net (1st. 2nd and 3ntfrsml& games) — Part I: Sprclficatksou,Vtw u.srulltstjrin ifpos appliances to chimneys and Jar maintenance ifchimneys BS 5440-2.2009. Fluting and wnhalationjor gas appliances of rated Input Oot exceeding 704W nit fist. 2nd and 3rd fomil!y gases) — Part 2: Specification for the installation end ,nemtenonrr if wntth,lian pros’iswn Jar gas appliances ItS 5482-1. Code of pr.ctwe for domestit butane- and pro pane-gas- burning Installations —...