
Chap ter 5
Main te nance
Gen eral
This chap ter con tains op er a tor main te nance in struc tions, trou ble shoot ing and parts in f or ma tion.
With the rel a tively sim ple cir cuitry, con struc tion, and self-contained na ture of the Model 4 450
Thruline equip ment, only a mod er ate amount of main te nance is re quired. The ma jor pre cau tio n for
the safe keep ing and main te nance of the wattmeter is han dling; use rea son able care and do not drop
the unit.
Any main te nance or ser vice pro ce dure be yond the scope of those pro vided in this sec tion sho uld
be re ferred to a qual i fied ser vice cen ter.
Sales / Repair
Facilities
U.S.A. Sales and Man u fac turing
Ser vice Group
Bird Elec tronic Cor po ra tion
30303 Au rora Road
Cleve land (Solon), Ohio 44139-2794
Phone: (440) 248-1200 Ca ble: BIRDELEC
Fax: (440) 248-5426 Telex: 706898 Bird Elec UD
Sales Facilities For the lo ca tion of the sales of fice near est you, give us a call or visit our Web site at:
http :// www .bird-electronic.com
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