9 - 2 WBPEEUI240751C0
Preventive Maintenance Schedule
Tab l e 9 - 1 . P re v en ti v e M a in t e n a n c e S ch e d ul e
Task Procedure Frequency
General cleaning. Use a lint-free cloth and mild, all-purpose, non-
flammable, c ommercial spray cleaner to remove dirt, fingerp rints,
and grease from the equipment (e.g., LCD screen, keypad, hous-
ing assembly). Spray t he cleaner on the cloth and not directly on
the equipment.
N/A As re quired
Check cabinet air filters. Clean or replace them as necessary.
Check the air filter more frequently in excessively dirty environ-
ments.
N/A 3 months
Check block faceplate and housing and the cooling fan assembly
for dust. Clean as necessary using an antistatic vacuum. Insure air
vents are free of dust and lint.
N/A
Check all signal, power, ground, and cable connections associated
with the I/O system; verify they are secure.
PR27
Complete all tasks in this table. N/A Shutdown
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