NFP21XXX Specflex SH and SHP Flexible Connections Instruction Manual
- June 15, 2024
- NFP
Table of Contents
Specflex
SH and SHP Flexible Connections
NFP21XXX and NFP22XXX Figure Numbers
Installation instructions
WARNING
- You must read and understand all instructions and warnings before attempting to install any Specflex sprinkler drop system components.
- Failure to follow these instructions can lead to improper operation, resulting in serious injury, death or property damage.
- We recommend wearing safety glasses or goggles, a hard hat and shoes with foot protection during installation.
| REQUIRED system parts | REQUIRED Tools |
|---|---|
| Flexible Hose (Braided) | Pipe Wrench, Screwdriver |
| Compatible NFP bracket | PTFE Tape |
-
Inspect the Specflex sprinkler drop system components for any sign of physical damage. Make sure all components are included and in the proper order.
-
Disconnect the inlet nipple and outlet reducer from the flexible hose and check that each sealing gasket is in place properly. Reconnect outlet reducer to the flexible hose.
-
Ensure that both end threads are clean without any damage. Apply PTFE tape to the inlet nipple threads.
Use a pipe wrench to connect the inlet nipple to the branch line. -
Use a pipe wrench to connect the flexible hose to the inlet nipple. Torque range should be a minimum of 50 to a maximum of 58 ft-lbs.
****DO NOT use PTFE tape on the inlet nipple thread to connect to the flexible hose.