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Nordson Corporation
OPERATOR'S CARD
P/N 1002287C
VL500 Melters
Safety
WARNING: Allow only qualified personnel to
perform the following tasks. Follow the safety
instructions in this document and all other
related documentation.
WARNING: Obtain and read the Material
Safety Data Sheets for all materials used.
WARNING: Always wear heat-protective
clothing, safety goggles (ANSI Z87.1-1989 or
equivalent), and safety gloves when working
with hot melt equipment.
Introduction
The Nordson VL500 (Value Line) melter is designed to
deliver precisely metered amounts of thermoplastic
hot melt adhesive to nonwoven products at a
consistent temperature. A hot melt system has three
major equipment groups: the melter, the hoses, and
the applicators. The melter
S
melts adhesive and maintains it at the
operating or standby temperatures you
program
S
uses the Vista control system to control the
operating temperatures of up to 14 heated
zones, including 2 internal zones (the grid and
reservoir) and 12 external zones (hoses,
applicators, and/or other heated zones, such
as air heaters)
Issued 8/01
WARNING: Risk of equipment damage,
personal injury, or death. Failure to disconnect
and lock out electrical power before performing
maintenance or repairs can cause electrical
shock or inadvertant triggering of the applicator.
Disconnect and lock out electrical power as
instructed in this and all related documentation.
WARNING: Risk of burns. Failure to relieve
system pressure before performing
maintenance or repairs can cause hot adhesive
to spray from a connecting point. Relieve
system pressure as instructed in this and all
related documentation.
S
controls one or two pump motors through the
motor control system
S
pumps one to four metered streams of
adhesive through hoses to
adhesive-dispensing applicators
S
when in the gear-to-line mode, adjusts
adhesive output as the production line speed
changes
1
41-VL500-OC-01
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Summary of Contents for Nordson VL500
- Page 1 Introduction The Nordson VL500 (Value Line) melter is designed to controls one or two pump motors through the deliver precisely metered amounts of thermoplastic motor control system hot melt adhesive to nonwoven products at a consistent temperature.
- Page 2 Nordson offers a wide variety of applicators, including pressure-fed applicators and single- and multi-pump metered applicators. 4102000004C Fig. 1 Key Parts of a VL500 Melter (front view with pump access panel removed) 1. Pressure displays (optional) 4. Hopper 6. Motors and reducers 2. Vista control panel 5.
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Page 3: Startup And Shutdown
The HEATERS light will a. Enable the PUMP key on the Vista control turn off. panel. 8. Place the main disconnect switch in the OFF b. Set the motor speed dials to 5. position. 41-VL500-OC-01 Issued 8/01... -
Page 4: System Pressure Relief And Manifold Filter Flushing
Follow this you may want to flush them all at the same time. procedure whenever you need to relieve system Nordson Corporation recommends weekly flushing of pressure. each manifold filter. NOTE: This procedure describes how to relieve system pressure in a one-stream system. -
Page 5: Vista Control Panel
16. Up arrow key (under selector multipurpose display) 10. Right arrow key (in system settings display) area) 5. Enter key 17. Selector display 11. INTERVAL 1 and 2 lights 6. INTERNAL, HOSE, and GUN lights 18. Multipurpose display 12. POWER switch 41-VL500-OC-01 Issued 8/01... -
Page 6: Vista Control System Programming Procedures
B: If you have heated air zones, the zone number that appears in the selector display will be one of the hose or 5. Press the MONITOR/SCAN key to exit the system applicator (gun) zone numbers. settings mode. 41-VL500-OC-01 Issued 8/01... - Page 7 If you wish to delete a time, press the key applicator zone numbers. The second number in the until four dashes appear in the display; then press multipurpose display represents the warning or fault number. enter and skip to step 7. 41-VL500-OC-01 Issued 8/01...
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Page 8: Vista Control System Settings
(Features 6–19). However, it is not saved as the setpoint for Feature 5. Feature 5 always returns to the default setpoint of 6 _C (10 _F). E: Feature 6=reservoir, Feature 7=grid, Features 8–13=hoses 1–6, Features 14–19=applicators 1–6. Continued on next page 41-VL500-OC-01 Issued 8/01... - Page 9 Used to display the cause of the third most recent See Note A none most recent warning. Refer to Checking the Warning or Fault warning) Log. NOTE A: Features 26–29 and 35–37 are always on. There is no default setting. 41-VL500-OC-01 Issued 8/01...
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Page 10: Description Of Motor Controls
If desired, you can also install a remote device to place the motors in the manual or gear-to-line mode. Menu Menu 610500007C Fig. 5 Motor Controls 41-VL500-OC-01 Issued 8/01... -
Page 11: Spare Parts And Supplies
Spare Parts and Supplies To order parts, call the Nordson Customer Service Center or your local Nordson representative. Refer to the melter manual for a more comprehensive spare parts list and a complete set of parts lists and illustrations. Component... - Page 12 939 494 Fuse, 25 A, 600 VAC, fast-acting (for the Vista power board) Original copyright date 2000. Nordson and the Nordson logo are registered trademarks of Nordson Corporation. Vista is a trademark of Nordson Corporation. Viton is a registered trademark of E.I. DuPont de Nemours & Co.
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