BIRD 43 - Cleaning

Bird Model 43 Wattmeter
28
Cleaning
It is important to keep the following surfaces clean:
y Socket bore
y DC contacts on the element
y Teflon insulators
If any of the contacts or line connectors are dirty, clean them with a
cotton swab dipped in commercial contact cleaner or isopropyl alcohol.
Intermittent or
inconsistent
meter reading
Dirty dc contact on element Clean contact (page 28)
Faulty transmission line or
antenna
Inspect line
Sticky or defective meter Return wattmeter for
service
High VSWR or
reflected power
Foreign material in line
section or in RF connector
Clean connectors
(page 28)
Open or shorted transmission
line
Inspect line
Bad load or poor connectors Inspect load, antenna,
and connectors
CAUTION
Do not attempt to remove the RF center conductor. This will
damage the line section.