Page 70 - B8773-AEW-XX-XX-PP-A-0001_[P4]_Contractors Manual
P. 70

4.3 Gas
                            D R A F T


       4.3.1 Gas Installation
       •  The  gas  installation  shall  commence  at        •  Lever  type  stop-cocks  shall  be  provided  in
          the  outlet  of  the  gas  meter  in  the  position    such a position that they are easily accessible
          indicated on the drawing.                              and would enable the gas supply to be cut
                                                                 off  quickly  in  the  case  of  an  emergency.
       •  Gas pipework shall be light gauge copper               They should not be located at the “back” of
          tube, Table X, and shall be sized to carry the         ovens where access is difficult. The handles
          load of all ovens and gas fired water heater           should be yellow ochre in colour.
          operating simultaneously.
                                                             •  All pipework shall be suitably primed
       •  The main pipe run to the ovens must always             and  gloss  painted  white  where  visible  to
          be run in 42mm pipe.                                   customers in the kitchen but must, in these

       •  The  gas  supply  to  the  PS200/540/640WOW            circumstances, be clearly marked with
          ovens  shall  be  terminated  at  two  branches        yellow gas tape. Elsewhere in the gas pipes
          approximately 400mm apart, vertically, with            shall either  be painted yellow ochre  or
          the lower one approximately 600mm above                marked at 1m intervals with “gas” tape.
          finished floor level at the RIGHT HAND end.        •  Note that the position of the gas connection

       •  The  gas  supply  for  PS555  ovens  shall  be         differs  between  the  Middleby  PS  200  and
          terminated with a single outlet at the LH side         PS555/PS570 Ovens, and for the PS 360 and
          of  the  oven,  as  detailed  in  the  drawings.       PS 640 series, and also for the XLT-3255.
          Note that it is important that the termination     •  The PS555/PS570 double oven only has ONE
          is not too high so that it does not impede the         38mm  gas  connection  (LHS)  and  its  own
          oven from sitting back tight to the wall level.        internal manifold to supply the two ovens.

       •  The  gas  supply  to  the  PS360  series  ovens    •  The  PS360  and  PS  640  series  have  one
          shall be terminated  at two  branches                  connection  for  each oven, similar to  the
          approximately 400mm apart, vertically, with            PS540 but at the LH end.
          the lower one approximately 600mm above
          finished floor level at the LEFT HAND end.         •  The  double  XLT  -3255  –TS  oven  has  two
                                                                 connections, similar to the 200/540, and the
       •  The    PS   640-WOW       oven    has    similar       triple deck obviously has 3No. connections.
          requirements to the PS360 but can be triple
          stacked.                                           •  The plumber/ main contractor MUST check if
                                                                 they are unsure which is required. No claims
       •  As  far  as  possible  the  gas  supply  shall  be     for subsequent alteration will be accepted.
          concealed from public view.












       4.3.1                       Gas Installation                                      3 February 2016
   65   66   67   68   69   70   71   72   73   74   75