Overview; Theory Of Operation - Graco Fusion A Series Instructions Manual

Overview

Theory of Operation

Gun Triggered (Fluid Spraying)
Mix chamber (19) moves back, shutting off purge air
flow. Impingement ports (IP) align with fluid ports of side
seals (18c), allowing fluid to flow through mix chamber
nozzle (N).
Key
Purge Air
Fluid
Cleanoff Air
Grease
NOTE: Flow paths are not shown to scale.
19
K
3A7314B
18c
IP
N
TI3545a
Gun Detriggered (Air Purging)
Mix chamber (19) moves forward, shutting off fluid flow.
Impingement ports (IP) open to air chamber (AC),
allowing purge air to flow through mix chamber nozzle
(N).
Key
Purge Air
Fluid
Cleanoff Air
Grease
NOTE: Flow paths are not shown to scale.
G
19
Overview
AC
IP
N
TI3546a
11