
9 - 2
WBPEEUI240751C0
Preventive Maintenance Schedule
Table 9-1. Preventive Maintenance Schedule
Task
Procedure
Frequency
General cleaning. Use a lint-free cloth and mild, all-purpose, non-
flammable, commercial spray cleaner to remove dirt, fingerprints,
and grease from the equipment (e.g., LCD screen, keypad, hous-
ing assembly). Spray the cleaner on the cloth and not directly on
the equipment.
N/A
As required
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
Содержание Symphony Harmony Series
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