Graco ProMix PD2K Repair Parts Manual page 18

Troubleshooting
Code Type Description
F7P1 Alarm Flow
Detected
Air Gun
Alarm Flow
F7S1
Detected
Solvent
Gun
F8D1 Alarm Flow Not
Detected
F9D# Alarm Flow
Unstable
Pump #
MMUX Advisory Maint. USB
Logs Full
P1F# Alarm Pressure
Low Inlet
Pump #
P2F# Deviation Pressure
Low Inlet
Pump #
P3D# Deviation Pressure
High Outlet
Pump #
P3F# Deviation Pressure
High Inlet
Pump #
P4D# Alarm Pressure
High Outlet
Pump #
P4F# Alarm Pressure
High Inlet
Pump #
18
Problem
The air flow switch is
indicating unexpected
atomizing air flow.
The solvent flow
switch is indicating
unexpected solvent
flow.
No Flow while mixing.
The pump flow rate
did not stabilize while
entering Idle mode.
USB memory is >90%
full.
The inlet pressure on
pump # is less than
the user-entered alarm
limit.
The inlet pressure on
pump # is less than the
user-entered deviation
limit.
The outlet pressure
on pump # is greater
than the user entered
deviation limit.
The inlet pressure
on pump # is greater
than the user-entered
deviation limit.
The outlet pressure on
pump # is greater than
the user entered alarm
limit.
The inlet pressure on
pump # is greater than
the user-entered alarm
limit.
Cause
Air flow switch is stuck
in flow position.
Leak downstream in
air line or fitting.
Air supply pressure
fluctuation.
Solvent flow switch is
stuck in flow position.
There is a leak through
the solvent cutoff
valve.
Restriction in the outlet
side of the pump or
color stack.
Potential leak in the
system.
Configuration
parameter on system
is enabled to generate
this advisory.
Solution
Clean or replace
switch.
Check for leaks and
tighten fittings.
Eliminate pressure
fluctuations.
Clean or replace
switch.
Check for leaks and
repair valve.
Make sure there are
no restrictions in the
system.
Check the system for
leaks and run manual
stall test.
Complete download to
ensure no data is lost.
Increase inlet
pressure.
Increase inlet
pressure.
Relieve system
pressure.
Decrease inlet
pressure.
Relieve system
pressure.
Decrease inlet
pressure.
3A2800B