Graco ProMix PD3K Plus Operation page 100

System Errors
Mix Errors Errors
Mix Mix Errors
Code Type Description
Code Code Type Type Description Description
F7S1 Alarm Flow
Detected
Solvent Gun
Alarm Flow
F7S2
Detected
Solvent Mix
QP1# Alarm Potlife
then Expired
Devia- Stage 1 -
tion Gun #
Alarm
QP2# Potlife
then Expired
Devia-
Stage 2 -
tion Gun #
QP3# Alarm Potlife
then Expired
Devia-
Stage 3 -
tion Gun #
SND1 Alarm Mix Fill
Incomplete
100
Problem
Problem Problem
The solvent flow switch
is indicating unexpected
solvent flow.
The solvent flow switches
indicate that both are
flowing solvent at the
same time.
Potlife time has expired
before the system has
moved the required
amount of material
(potlife volume) through
the stage 1 mixed
material line.
Potlife time has expired
before the system has
moved the required
amount of material
(potlife volume) through
the stage 2 mixed
material line.
Potlife time has expired
before the system has
moved the required
amount of material
(potlife volume) through
the stage 3 mixed
material line.
The system timed out
before the mix fill cycle
loaded the gun with
mixed material.
Cause
Cause Cause
Solvent flow switch is
stuck in flow position.
There is a leak through
the solvent cutoff valve.
One or both solvent flow
switches are stuck in flow
position.
There is a leak through
one or both of the solvent
cutoff valves.
Purge process was not
completed.
Solvent supply shut off or
empty.
Purge process was not
completed.
Solvent supply shut off or
empty.
Purge process was not
completed.
Solvent supply shut off or
empty.
Mix manifold not set to
spray position.
Spray gun was not
triggered.
Restrictions in mixer,
manifold, or spray gun.
Solution
Solution Solution
Clean or replace switch.
Check for leaks and
repair valve.
Clean or replace the
switch(es).
Check for leaks and
repair valve(s).
Make sure purge process
is allowed to complete.
Verify solvent supply is
available and on, supply
valves are open.
Make sure purge process
is allowed to complete.
Verify solvent supply is
available and on, supply
valves are open.
Make sure purge process
is allowed to complete.
Verify solvent supply is
available and on, supply
valves are open.
Set manifold to spray.
Allow flow through gun
during fill process until
the fill complete LED
stops flashing.
Fix restrictions.
3A6287E