1
0
Tank side
Pump side
1
2
Repair
7-2
P/N 7146386A
E
2008 Nordson Corporation
VBN w/o Control System
Replacing Gear Pump
Nordson recommends replacing the pump and sending the old one in to be
repaired.
WARNING:
Hot! Risk of burns. Wear appropriate protective
clothing/equipment.
Tank Isolation Valve
NOTE:
Operate the tank isolation valve only when the melter is heated to
operating temperature.
Pin in position
0
: Closed
Pin in position
1
: Open
Fig. 7-1
Detaching Gear Pump
1. Close tank isolation valve.
NOTE:
Detach the gear pump only when the material is soft (70
°
C/158
°
F,
depending on material).
CAUTION:
The motor is precisely aligned and may not be be slid back with
the bracket in the slot.
2. Turn the coupling until the screws of the coupling half shells are more
easily accessible.
3. Release the screws of the coupling half shells on the pump side.
4. The released coupling halves can fall apart. Remove carefully to prevent
separation. Store the coupling halves and protect them from dust. They
will be needed again.
5. Place a container under the pump (1) to collect any material left.
6. Detach pump.
7. Clean sealing surface on the plate (2). If necessary, heat material
residue with a hot air fan, then remove.
8. Allow melter to cool to room temperature.
Fig. 7-2
Summary of Contents for VersaBlue 100H/100H
Page 46: ...Installation 3 14 P N 7146386A E 2008 Nordson Corporation VBN w o Control System...
Page 74: ...Maintenance 5 24 P N 7146386A E 2008 Nordson Corporation VBN w o Control System...
Page 94: ...Repair 7 14 P N 7146386A E 2008 Nordson Corporation VBN w o Control System...
Page 96: ...Parts 8 2 P N 7146386A E 2008 Nordson Corporation VBN w o Control System...