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Operator Preventive maintenance includes visual inspection and
cleaning per Table 6-1. Most of these tasks are performed with the
AC power removed. Details are listed in the following paragraphs.
Table 6-1. Preventive Maintenance Performed by Operators
Tasks
Log meter readings
Perform visual inspection (Note 1)
Air system maintenance
Cooling fan (Note 2)
Perform external cleaning (Note 1)
Note 1
Cleaning may be required more or less frequently than shown, depending on the site environment.
Note 2
Replace fan after 50,000 hours of operation (Service Technician Task).
ELECTRICAL HAZARD! THE PERSONS PERFORMING MAINTENANCE
PER TABLE 6-2 MUST BE SERVICE PERSONNEL WHO HAVE ATTENDED A
FORMAL TRAINING PROGRAM FOR SERVICE OF THE MPA HUB-MOUNT.
Table 6-2. Preventive Maintenance Performed by Technician
Tasks
Perform initial Power ON check
Verify limit settings
Verify Helix setting and metering
Run performance tests
6.2.1
Visual Inspection
(AC Power Off Task) At one-month intervals, the Amplifier should
be visually inspected for physical defects. If the equipment is
subject to severe environmental conditions, inspections should be
performed more frequently.
6-2
Daily
1 Mo.
3 Mo.
X
X
Daily
1 Mo.
3 Mo.
X
M A I N T E N A N C E
6 Mo.
1 Yr.
X
X
X
6 Mo.
1 Yr.
X
X
X
Installation and Operation Manual
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