Kidde IG-100 - Page 11

06-237619-001 ix April 2020
TABLE OF CONTENTS (CONT.)
4-8.1 Pipe ................................................................................................... 4-23
4-8.2 Ferrous Piping ..................................................................................... 4-23
4-8.3 Fittings............................................................................................... 4-25
4-8.4 Support of Pipes/Manifolds .................................................................... 4-26
4-8.4.1 Pipe Spans.......................................................................................... 4-26
4-8.4.2 Nozzle Supports................................................................................... 4-26
4-8.4.3 Support Details.................................................................................... 4-27
4-8.5 Installation of Pipes.............................................................................. 4-28
4-8.5.1 Cutting ............................................................................................... 4-28
4-8.5.2 NPT/BSPT – Threading.......................................................................... 4-28
4-8.5.3 Grooved Joining...................................................................................4-29
4-8.5.4 Installation of Pipes.............................................................................. 4-29
4-8.5.5 Threaded Pipe Assemblies .....................................................................4-30
4-9 Test of Pipework .................................................................................. 4-30
4-10 Nozzle Installation................................................................................ 4-30
4-11 Pressure Testing of Pipework .................................................................4-31
4-11.1 Precautions ......................................................................................... 4-31
4-11.2 Pressure Testing Using Gas ................................................................... 4-31
4-12 Signs and Labeling ...............................................................................4-32
4-12.1 Storage Room ..................................................................................... 4-32
4-12.2 Cylinder.............................................................................................. 4-32
4-12.3 Selector Valves.................................................................................... 4-32
4-12.4 Protected Enclosure..............................................................................4-32
4-12.4.1 Access Doors....................................................................................... 4-32
4-12.5 Warning Alarms ................................................................................... 4-32
4-12.5.1 Pressure Relief Vents............................................................................ 4-32
4-13 Electrical Installation ............................................................................ 4-33
4-13.1 Release Unit/Slave Cylinder Gauge Assembly Wiring ................................. 4-33
4-13.2 Solenoid Valve, Release And Selection .................................................... 4-34
4-14 Typical Wiring Details ...........................................................................4-35
4-15 Pressure Operated Switches .................................................................. 4-36
4-16 Pressure Operated Trip .........................................................................4-37
4-17 Nitrogen Pilot Cylinder Accessories Installation......................................... 4-38
4-17.1 Installation of Nitrogen Pilot Cylinder, P/N WK-877940-000
and Mounting Bracket, P/N WK-877845-000 ............................................4-38
4-17.2 Nitrogen Pilot Cylinder Installation, 1040 cu. in. P/N 90-101040-000 .......... 4-38
4-17.2.1 Installation of Flexible Discharge Hose, P/N WK-251821-000
or WK-264986-000 .............................................................................. 4-39
4-17.2.2 Installation Of Discharge Head, P/N WK-872450-000 ................................ 4-39
4-17.3 Installation of Control Heads to Pilot Cylinders ......................................... 4-40
4-17.3.1 Installation of Electric Control Heads
to N2 1040 cu. in. Pilot Cylinder............................................................. 4-40
4-17.3.2 Installation of Electric Control Head
to 108 cu. in. Nitrogen Pilot Cylinder....................................................... 4-41
4-17.3.3 Installation of Lever/Pressure Operated Control Head,
P/N 82-878751-000 ............................................................................ 4-41
4-17.4 Installation of Discharge Delay, P/Ns 81-871072-001
and 81-871072-002 ............................................................................. 4-42