Graco Reactor 2 Repair Parts page 19

Error Location
Error Error Location Location
CACM HCM
334946J
Type Description
Type Type Description Description
HCM Communica-
tion Error
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.
Dial set to wrong Ensure the HCM dial is set
position to the correct position:
• H-30 = 0
• H-40 = 1
• H-50 = 2
• H-XP2 = 3
• H-XP3 = 4
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.
Troubleshooting
If
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