Graco Reactor 2 Repair Parts page 20

Troubleshooting
Error Location
Error Error Location Location
CACT TCM
DADX HCM
F9FA ADM
20
Type Description
Type Type Description Description
TCM Communica-
tion Error
Pump Runaway
Flow Cutback Low
Inlet A Pressure
Cause Cause Cause Solution
Solution Solution
Module does not Insert a system token
have software into the ADM module
and cycle the power.
Wait until the upload
is complete before
removing the token.
No 24 VDC
Green light on each
supply to module
module should be lit.
If green light is not lit,
check to make sure each
CAN cable connection is
tight. Verify the power
supply is outputting 24
VDC. If not, check power
supply wiring. If wiring is
okay, replace the power
supply.
Loose or broken Check the CAN cables
CAN cable running between GCA
modules and tighten of
needed. If the problem
still persists move
each cable around the
connector and watch the
flashing yellow light on
the GCA modules.
the yellow light stops
flashing, replace the CAN
cable.
Flow rate is too Mix chamber too large
large for system selected. Use
mix chamber rated for
system.
Ensure the system has
chemical and the feed
pumps are operating
correctly.
No material in pumps.
Verify pumps are
supplying chemical.
If necessary, replace or
refill drums.
Inlet ball valves are
closed. Open ball valves.
ISO Inlet pressure Increase ISO feed pump
is too low pressure.
ISO inlet flow is Change to larger ISO feed
too low pump.
If
334946J