1 r oofin g with p antile S Ins t allation Ins tructions f or Solar F as t ening Sy s t em 34 S t ep 3 Loosely mount t he mounting r ails f or eac h module r o w on t he r oof hook s using t he pr eassembled fas t ening mat er ials Then align t he mounting r ails s tr aight r elativ e t o eac h o t her using a mar king line Then tight en t he hammer head scr e w s tight ening t or q ue 1315 Nm S t ep 4 T o connect se v er al mounting r ails t o eac h o t her in ser ies inser t r ail joiner s halfw ay int o t he alr eady mount ed mounting r ail Then slide t he ne xt mounting r ail ont o t he r ail joiner F inally pr ess t he tw o mounting r ails t og e t her until fush N o additional scr e wing is necessar y T o com pensat e t he difer ent lengt h e xpansions be tw een t he g lass modules and t he aluminum fr ame t he module feld should be inter r up t ed af t er appr o x 12 m It is advisable t o alr eady position t he end holder s dur ing r ail mounting S t ep 5 The t elescope element can be used f or t he op timal adjus tment of t he mounting r ail lengt h t o t he module feld 1 F or t his pur pose slide t he t elescope element int o t he mounting r ail alr eady mount ed 2 F as t en t he las t r oof hook on t he fr eely mo v able pr ofle section of t he t elescope Then adjus t t he t elescope lengt h max 600 mm and 3 and fas t en t he loc king clam p at t he end of t he mounting r ail tight ening t or q ue 15 Nm S t ep 6 Pr o vide t he modules of t he bo tt om r o w wit h a slip pr o t ection de vice pr ior t o module mounting F or t his pur pose fas t en M6x20 he x agon bolts s t ainless s t eel A2 Ar t 0096 6 20 wit h M6 nuts s t ainless s t eel A2 Ar t 0322 6 in t he bo tt om fas t ening holes on t he r ear of t he module When mounting lar g e modules M8x20 he x agon bolts mus t be used Then la y t he fr s t module on t he mounting r ail until t he he x agon bolts s tr ik e t he bo tt om mounting r ail 34 Solar Mounting Syt em N o t e Ensur e pr oper mounting of t he hammer head scr e w s Their shor t side mus t lie fush on t he inside of t he r ail af t er tur ning t hem in t he tight ening dir ection T o c hec k The no tc h at t he end of t he t hr ead of t he hammer head scr e w mus t be v er tical The jib of t he mounting r ail may be a maximum of 40 cm long