Telephonics Corporation
R ADAR SYSTEMS D IVISION
TM113806 (3/10) 4-3
4.2.2 DA-1503B
Table 4.2.2-1 below states the recommended maintenance schedule for the DA-1503B. At every 500 hours
(500, 1000, 1500 …) the 500 Hour Interval tasks should be performed. At every 3000 hours (3000, 6000,
9000 …) the 3000 Hour Interval tasks should be performed. At every 5,000 hours (5000, 10000, 15000
…) the 5000 Hour Interval tasks should be performed.
For full inspection and maintenance s
ee: DA-1503B Antenna Drive Unit Component Maintenance Manual
(TM109202), Section 5.
Table 4.2.2-1
DA-1503B Maintenance Schedule
INTERVAL (HOURS) TASK
500 - Lubricate the slip ring
- Inspection:
See: DA-1503B Antenna Drive Unit Component Maintenance
Manual (TM109202), Section 5.2, Table 5.1
3000 - Disassemble and replace gear reduction bearings
2088196-0027 (QTY=2)
2088196-0018 (QTY=4)
5000 - Disassemble and replace Azimuth and Tilt bearings
147-05181-0001 (QTY=1)
147-05181-0002 (QTY=1)
147-05181-0003 (QTY=1)
147-05182-0001 Qty=1)
- Replace the slip ring
155-0296-0501
- Replace brush block
155-02928-0501
The document reference is online, please check the correspondence between the online documentation and the printed version.
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