Ames Model M500 / LFM500 RPDA

M500The Ames M500 is a reduced pressure detector assembly ( RPDA ).  It is available in 2 ½” – 10” sizes and has been in production since 2000.  The body is made of stainless steel.  The M500 has utilized multiple devices as its bypass assembly but currently uses a ¾” Watts 919.  A lead free version (LFM500) was introduced in 2013.

Parts Breakdown

Repair Procedures

Repair Videos

2 1/2″ – 4″ M500 Repair Video

6″ – 10″ M500 Repair Video

Repair Guy Article

Not Currently Available

Spec Sheet


Category: Ames
Tagged with: