Specifications

5‐1
888‐2628‐300 WARNING:Disconnectprimarypowerpriortoservicing.
Copyright©2013,HarrisBroadcast
Maxiva ULX Series
November 11, 2013
Section-5 Maintenance
5
5.1 Introduction
Thissectioncontainsall ofthemaintenanceandalignmentproceduresfortheMaxivaULXSeriesUHFtransmitter.
Thisincludesroutinemaintenance,PAmodulereplacement,PAmodulerepair,transmittercalibrationandPCboard
replacementprocedures.
5.2 PAModule RemovalandReplacement
Caution

TOXIC BERYLLIUM 
SOME COMPONENTS IN THE MODULE CONTAIN TOXIC BERYLLIUM. THIS
LIMITS MODULE REPAIR TO A MODULAR LEVEL CONSISTING OF PALLETS
AND PC BOARDS ONLY.


HOT SURFACE 
THE MAXIVA PA MODULES ARE DESIGNED TO HANDLE VERY HIGH
TEMPERATURES AND MAY BE EXTREMELY HOT, UP TO 90
O
F (32
O
C)
ABOVE ROOM TEMPERATURE. DO NOT TOUCH THE MODULES WITH BARE
HANDS AFTER THE TRANSMITTER HAS BEEN RUNNING, ESPECIALLY IN
HIGH AMBIENT TEMPERATURE ENVIRONMENTS. SPECIAL GLOVES CAN BE
OBTAINED FROM HARRIS, PART #0990006483 OR GRAINGER ITEM #4JF36.
BEFORE MODULE REMOVAL ALLOW THE MODULES TO COOL IN THE RACK
FOR 30 SECONDS AFTER TURNING THEM OFF WITH THE CIRCUIT
BREAKER.

HEAVY WEIGHT 
THE PA MODULE WEIGHS APPROXIMATELY 22KG AND CAN BE AWKWARD
TO HANDLE. USE PROPER LIFTING TECHNIQUES WHEN REMOVING AND
REPLACING PA MODULES.
Caution
RADIO FREQUENCY HAZARD. DO NOT ATTEMPT TO OPERATE THE PA
MODULE WITH THE COVER REMOVED.