Graco IPH-25 Series Installation & Operation Manual page 23

Piston Size
If the system is off-ratio with a B side piston size dif-
ferent from the A side piston, the impingers in the
gun may need to be adjusted to achieve equal
pressures in the A and B side chemical lines. For
impinger adjustment procedure for the AR Pour
Gun, see manual 312888 available at
www.graco.com.
Size Pump
30 247371
40 247372
48 247373
60 247374
80 247375
88 247577
96 247376
120 247377
140 247576
Diameter (mm)
22.225
25.629
28.092
31.496
36.297
38.024
39.802
44.552
47.955
Define Piston Size
If piston diameter editing is aborted prior to con-
firming the entry of both piston diameters, no
changes will be saved.
1. Remove then re-supply power to the shot controller.
2. Within 20 seconds of the Idle Run Screen appear-
ing, press and hold both the top soft key and the
down arrow key for six seconds.
3. When prompted, enter password "88888." See
Password Protection section on page 21.
4. Edit the "A" side piston diameter using the up and
down arrow keys and the information provided in the
preceding table.
5. Press the top soft key to edit the "B" side piston
diameter.
6. Edit the "B" side piston diameter using the up and
down keys and the information provided in the pre-
ceding table.
7. Press the top soft key to confirm the piston entries.
The shot controller will then return to the idle run
screen.
Setup
23