Troubleshooting
6-3
Part 1128350_02
E 2020 Nordson Corporation
Fill
S Check level items (see Level , given in the previous page)
S CheckMasterControls
S CheckoutputconnectionatLVCTB4
S Check LED DS27 on LVC
S Check air supply to adhesive storage container (tote/bin)
Lid Switch
Check connection at LVC X21
Temperature Control
All/General
S Check Te mperature Settings button
S Check Setback Settings button
S Check Nordnet cable from LVC X10 to 6-channel temperature control
X7
S Check that the SYNC LED on each module flashes briefly
approximately every 2.3 seconds
S Check that zones are enabled
6 channel module (2 internal zones plus H/A 1 and 2)
S Check RTD inputs at X10
S Check AC input at X2 and X3
S Check heater outputs at X4
S Check he ate r control connections at X12 (if unit has 480V
transformer)
S Check 12-position H/A connectors 1 and 2 on the back of the melter
E-Box
H/A 3-6
S Check Nordnet cables between temperature controls
S Check AC supply connection at X4
S Check fuses F3 – F6 on PDB Exp
S Check 12-position H/A connectors 3-6 on the back of the melter
E-Box