Nordson MPS306F, Customer Product Manual, Page: 39 / 70

Operation
4-7
Part 1074166-02
E
2018 Nordson Corporation
Shutdown
CAUTION: Properly cool down the system
before shutdown. Failure to do this may
result in equipment damage. Abruptly
removing power to an operating lamphead
is not recommended and should only be
done in an emergency.
The system will stop if any of the following
conditions occur:
S
LAMP Off/Reset button on UV operator station
is pressed
S
The power supply switch is turned to the off
position.
S
The LAMP On/Off button is turned to Off
S
Cooling air for the lamphead stops or reaches
an insufficient level
S
Any of the safety interlocks wired into the UV
equipment are interrupted. These include
exhaust fan, access panels, doors and process
equipment
S
Any fault condition occurs
Table 4-5 Shutdown Procedures
Step Shutting Down Systems Locally Shutting Down Systems Remotely
1 Press the Lamp Off/Reset button. Press the Lamp Off/Reset button on the
remote or host machine to the off position.
2 Allow the lampheads to cool for five minutes
before shutting off the exhaust and cooling
air.
Allow the lampheads to cool for five minutes
before shutting off the exhaust and cooling
air.
CAUTION : Failure to do this can cause
problems restarting the lamps as well as
greatly reduce the life of the lamphead
bulbs.
CAUTION : Failure to do this can cause
problems restarting the lamps as well
as greatly reduce the life of the lam-
phead bulbs.
NOTE: Typically, the cooling fan will be
controlled by the remote or host machine of
the UV system.
3 Turn off the main power to all units.