Maintenance
5-1
P/N 7135268B
E 2008 Nordson Corporation
PURBlue EC
Section 5
Maintenance
WARNING: Allow only qualified personnel to perform the following tasks.
Observe and follow the safety instructions in this document and all other
related documentation.
NOTE: Maintenance is an important preventive measure for maintaining
operating safety and extending the service life of the unit. It should not be
neglected under any circumstances.
Risk of Burns
WARNING: Hot! Risk of burns. Wear appropriate protective
clothing/equipment.
Some maintenance work can only be done when the melter is heated up.
Relieving Pressure
WARNING: System and material pressurized. Relieve system of pressure
before disconnecting hoses, plugs, guns and hot melt handguns. Failure to
observe can result in serious burns.
1. Switch off the motor(s) (Refer to section Operation).
2. Place a container under the nozzle(s) of the gun / assembly handgun.
3. Activate the solenoid valve(s) electrically or manually; or pull the trigger
of the assembly handgun. Repeat this procedure until no more material
flows out.
4. Properly dispose of material according to local regulations.
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