User's Manual

FlexWave Prism Remote Unit and HDM RF Module Installation Guide 320000117795 Rev A • FWPP-501-01 Issue 1
Page 114 © March 2016 CommScope, Inc.
Fan Module Maintenance
9 RemovetheoldFanModulefromthePRU:
a TheFanModulehastwokeyholerivetsthatextendthroughtheirdesignatedslotsintothesheet
metalframe.TodisengagetheFanModulekeyholerivets,slidetheFanModuleforward
approximately1/4-inch.
b LifttheFanModulestraightuptoremoveitfromthePRUchassis.
10 LowertheFanModuleintothePRUfromthetop.EnsurethatthetwokeyholerivetsonthenewFan
Moduleextendthroughtheirdesignatedslotsinthesheetmetalframe,andthenslideFanModule
backapproximately1/4-inchtoengageitskeyholerivets.
11 AlignandtheninserttheFanModule’stwocaptivescrewswithnutsonthePRU;ensurecorrect
threadengagement,andthentightentheFanModule’scaptivescrews.
12 InserttheFanModulepowercablesothatthecableisdirectedtotheleftoftheconnector.Usethe
keytoalignthecablecorrectly.Donotuseexcessiveforcetomatethereceptacletotheplug.
CAUTION! Failure to align the Fan Module power cable correctly may cause damage to the PRU power
connectors, which could result in needing to replace the PRU chassis.
13 Useyourfingerstoturnthecouplingnutonthepowercableapproximately2-1/2revolutions,and
thentightenthecouplingnutanother1/4revolution.
14 TightenthetwocaptivescrewsthatsecuretheFanModuletothechassis;torquethescrewsto10
IN-LBS±1IN-LB.
15 ClosetheFanModulecoverandtightenitstwocaptivescrews;torquethescrewsto10IN-LBS±1
IN-LB.
Top of Prism Remote Unit
Two capve screws
Power cable