Comtech EF Data HPOD - Replacing the Fan Assembly; C.3.1 Removing the Old Fan Assembly

HPOD C-, X-, Ku-Band High-Power Outdoor Amplifier Revision 6
Appendix C MN/HPOD.IOM
C–4
C.3 Replacing the Fan Assembly
ThefansusedbytheHPODaredesignedforlonglifeeveninharshenvironments.Still,theyare
mechanical devices subject to wear and may need replacement after several years. In dusty
environments,theirremovalfacilitatesclearingtheheatsinkofaccumulateddust.
C.3.1 Removing the Old Fan Assembly
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Figure C-2. HPOD Fan Assembly Removal
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Toremovethefanassembly:
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Step Task
1 Disconnect power from the HPOD SSPA
2 Loosen the six captive fasteners where indicated in Figure C-2.
Be sure to use an appropriate screwdriver, such as the one provided with
the SSPA, to avoid damaging the fasteners.
3 Remove the fan assembly far enough to gain access to the fan’s two circular connectors.
4 Disconnect the fan’s circular connectors and remove the fan assembly.
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