3 r oofin g with Sin gle l ap or Sl a te t ile S Ins t allation Ins tructions f or Solar F as t ening Sy s t em S t ep 2 Specify t he position of t he r oof hook s Ar t 0865 994 81 accor ding t o pr ojectbased planning wit h t he calculation sof tw ar e R emo v e t he r oof tile at t he mar k ed positions and position t he r oof hook on t he r af t er F as t en t he r oof hook Ar t 0865 994 81 wit h tw o eac h w ood scr e w s ASS Y plus P an Head s t ainless s t eel A2 8 x1 00 mm or 8 x1 20 mm Ar t 0166 208 on t he r af t er The tw o scr e w s mus t no t only be scr e w ed int o one r o w of holes of t he base plate S t ep 3 Select t he height and later al adjus tment of t he r oof hook bo w so t hat it does no t pr ess ag ains t t he tile Ev en if no adjus tment is necessar y t he he x agon bolt mus t be tight ened wit h a tight ening t or q ue of 2025 Nm Cut out t he sing lelap tile o v er t he r oof hook at t he position of t he hook passage using an abr asiv e cutof mac hine S t ep 4 T o pr e v ent t he pene tr ation of w at er a tit anium zinc shee t t o be pr o vided b y t he cus t omer is laid o v er t he cutout The shee t mus t e xt end at leas t 10 cm under t he tile r oofng ar ound t he cutout in eac h case When all r oof hook s hav e been fas t ened t he r es t of t he fas t ening sy s t em is mount ed accor ding t o t he s t eps 310 fr om P oint 1 R oofng wit h P antiles 38 Solar Mounting Syt em N o t e The mount ed r oof hook s mus t no t be used as a s t ep ladder as t his can damage t he r oof tile locat ed belo w it