The VID Fire-Kill Model WAC Alarm Check Valve Service Kits are a series of O-ring bundles created to ease the installation and servicing of Model WAC Alarm Check Valves.

The bundles feature everything necessary for the servicing of Model WAC Alarm Check Valves.

Expected Frequency of Use

In accordance with the Model WAC Alarm Check Valve Design, Installation and Maintenance Manual, the Model WAC Valves shall be subjected to inspection and maintenance testing once every year.

If either the yearly inspection or maintenance test fails the Model WAC valve, the valve shall be refurbished using the Model WAC Alarm Check Valve Service Kits.

Additionally, the Model WAC valve shall be subjected to a full valve service every four years in which the valve is to have its O-rings exchanged with new O-rings from the Model WAC Service Kits.

The Model WAC Service Kits

The Model WAC Service Kits contains everything needed for the refurbishment of Model WAC Alarm Check Valve O-rings.

The Model WAC DN 40 Kit contains:

45×2.5 O-ring, 76×2.2 O-ring,

The Model WAC DN 50 Kit contains:

57.6×2.4 O-ring, 86×2 O-ring,

Model WAC Service Kit related documents