28
13.
Inspect clapper for freedom of movement and physical
damage. Replace any damaged or worn parts by following
the applicable instructions in the “Maintenance” section,
starting on this page.
14.
Re-install cover plate by following the “Installing
Cover Plate Gasket and Cover Plate” section, starting on
page 31.
15.
Place the system back in service by following the
“Placing the System in Service” section, starting on page
11.
MAINTENANCE
The following steps instruct on how to remove and
replace internal valve components. It is important that
care be taken to avoid damage to parts.
Removing and Replacing Clapper
Seal
1.
Perform steps 1-11 of the "Required Internal Inspec-
tion" section, starting on page 26.
2.
Remove seal assembly bolt/bolt seal from clapper seal,
as shown above.
3.
Remove seal retaining ring.
• Depressurize and drain piping systems before
attempting to disassemble any Victaulic piping
products.
Failure to follow this instruction could result in se-
rious personal injury, property damage, and/or
product damage.
• Any activities that require taking the valve out of service may
eliminate the fire protection provided.
• Before servicing or testing the system, notify the authority having
jurisdiction.
• Consideration of a fire patrol should be given in the affected areas.
Failure to follow these instructions could result in serious personal
injury and/or property damage.
DISCONTINUED
PRODUCT
