Graco AR2020, Instructions Manual

Page: 17 / 46

Installation
309550ZAP 17
Optional Configurations
Change Fluid Manifold Position
The fluid manifold is mounted to bottom of gun, with A
side on left, viewed from operator’s position at back of
gun. If desired, manifold may be moved to top of gun.
Doing this will reposition A side parts (fluid inlet swivel,
check valve, side seal cartridge, and mix chamber) to
the right.
1. Follow the Pressure Relief Procedure , page 19.
2. Disconnect air line quick coupler (D) and remove
fluid manifold (M).
3. Follow the Remove Front End procedure, page 29.
4. Rotate the fluid housing (F) 180 degrees.
5. Follow the Attach Front End procedure, page 29.
6. Reattach fluid manifold. Reconnect air line. Return
gun to service.
Change Hose Position
The fluid inlet swivels and air quick disconnect fitting
point to the rear of the gun. If desired, these positions
can be changed so hoses travel downward.
1. Follow the Pressure Relief Procedure , page 19.
2. Relieve the system pressure. Follow the Pressure
Relief Procedure in your proportioner manual.
3. Disconnect air line (D) and remove fluid manifold
(M).
4. Disconnect fluid hoses from fluid inlet swivels (S).
Remove swivels. Remove plugs from optional inlets
(P).
NOTICE
To prevent cross-contamination in the gun, do not
interchange A component (isocyanate) and B
component (resin) parts. Cross-contamination can
result in cured material in the gun. Cured material may
damage the sealing surfaces, block fluid passages,
and prevent gun function.
D
M
TI2554A
F
NOTICE
To prevent cross-contamination in the gun, do not
interchange A component (isocyanate) and B
component (resin) parts. Cross-contamination can
result in cured material in the gun. Cured material may
damage the sealing surfaces, block fluid passages,
and prevent gun function.
D
M
TI2554A
S
P
S
TI2417A