Dimensional Envelope - Comtech EF Data C Installation And Operation Manual

HPOD
Maintenance
5.3 S
CHEDULED
Once a year (or sooner depending on environmental conditions), the SSPA heat sink should
be cleaned.
To perform this maintenance:
Step Procedure
1 Disconnect power from the SSPA
2 Remove the fan assembly as previously described
3 Remove the power supply as previously described
4 Using compressed air, blow through the SSPA heat sink to remove any foreign object
accumulation that may be obstructing airflow.
5 Also using compressed air, clear the heat sink portions of the power supply.
6 Reinstall the supply and fan assembly.
5.4 D
IMENSIONAL
.75
M
AINTENANCE
E
NVELOPE
24.35
Figure 5-4a. Dimensional Envelope
5–5
26.77
Revision 2
MN/HPOD.IOM