Nordson ProBlue Flex - No AC power to circuit board (DS1 is OFF.); Incorrect melter firmware; Incorrect power module firmware

Hose/Applicator Expansion Base
G-14
Part 1128350_02
E 2020 Nordson Corporation
Troubleshooting Specific to Expansion Base (contd)
Problem Possible Cause Corrective Action
3. No AC power to
circuit board (DS1 is
OFF.)
Blown or missing fuse on power
distribution expansion board in
E-Box
Check/replace fuses.
Loose or disconnected cable from
power distribution expansion board
in E-Box
Check AC power connections:
S X2 on PDB Expansion PCA
S X4 on PDB Expansion PCA
S X5 on PDB PCA
S X3 on Expansion power module
S X9 on Expansion power module
4. Diagnostic indicates
overloaded zone or
channel
Excessive current draw
overloading a channel
Reduce device (hose/applicator)
current.
5. Diagnostic indicates
overloaded power
module
Excessive current draw (should be
less than 2000W)
Reduce current on one or more
zones.
6. Incorrect melter
firmware
Old revision LVC installed Update firmware (.DAT file ) to Version
2.000 or later.
Download and install from
www.enordson.com/support.
7. Incorrect power
module firmware
Old revision power module
installed
Update firmware (.DAT file ) to Version
2.000 or later.
Download and install from
www.enordson.com/support.
8. Unusual or excessive
temperature
fluctuations or offsets
Electromagnetic Interference (EMI)
noise
Find and mitigate source of EMI
noise.
9. Channels 9 and 10 do
not work but channels
7and8work
Wiring between power modules Check the following connections:
S X9 to X3
S X2 to X5