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02'22%99 18:IS NO.0-7169 P Repair procedures Center the coupling around the gap in the pipe. (count.) Abrade all bonding surfaces before applying adhesive. • Coat the cut ends of-he pipe and bonding surfaces with achesive,:hen bolt:he ca:pting halves together. TO Ap*adhesive to nax �a en ate c„!srrcwvrploe � I � �- i Fig.94.Moderate darnago ran be repaired by cutting out a shon Length of plea andjouning the ands with complete coupfing or arrafl-coupling. { 12u \ -•- L—2"n SCUWO-CUt pias MIS, (rtatlspereCl '-�atf-awP�n9 (lull coup ing opEbnO Major damage(over 3 inches in length) Camage in which more than three inches of oioe must be removed is considered major.Major damage is typically caused by excavation equipment or large objects Striking the pipe.Repair major damage with a replacement nipple and one or more repair couplings. • Fordarnage less than 10 inches in length,a single full-size.14-inch long )oupiing will provice the r5quirec 2 nch pipe Insertion at each end • To make repairs greater than'0 incites in length,use two fuil-size cr haif- couclings to join the reolacemern nipple with the existing line as shown in Fig.9--- r—————————— `1 Fallow the guideines given for minor damage:abrade all bording Failure to restrict the maximum gap ,y,lrfaces,coat ail cut pipe encs wrth adhesive and observe spacing and aetween pine ends to 3 aches and ( insertion deoth requirements. to provide a minimum 2-inch inserdc n death of pipe in the repair 3•;Pecarr aree�.o ---+ couplings nuilifles the UL listing mark. Glued areas F. _9 4_Maw damage is repaired bi removing the damaged pipe_.4rlacmd / MR 'i areas under T incnes in length are X, repaired using a ruG-length cairpting ro Hord a pipe nipple. s mex 2 min �"I gap RA coupong - f Rep*area, 0 Fia_9ti_Repairs over ld inches in Glued areas ,pngrh we made try touring a ! I replacement nipple to wund pipe e wi0i wnore or half-couplings at i aach end. MAI -A 2 min Hag-cow" 14