Bird-technologies 4314B Manual do Utilizador descarregar pdf (Página 37)

Replacing the Meter

1. Remove the back cover by unscrewing the four 8-32 Phillips flat head

screws.

Note: The screws are located two on each side of the meter hous-

ing near the back edge at the top and bottom of the sides.

2. Loosen the two 8-32 nuts securing the meter leads

3. Remove the meter leads.

4. Remove the two 10-32 oval head Phillips screws securing the meter shock

ring.

5. Pull the meter and shock ring assembly out of the housing from the back.

Note: If the three rubber shock mount buttons, P/N 4420-098, that

the meter rests on are to be reused, be careful not to lose them. How-

ever, if the replacement shock ring, P/N 4410A261, is to be used

instead, the buttons may be discarded.

6. Remove the meter retaining ring and shock mount from the meter.

7. Replace the meter.

Note: If the replacement shock ring is used, peel off the white strip

covering the adhesive backing. Carefully adhere the shock ring to the

front bezel flange.

Note: Be sure to observe the polarity when replacing the leads to the

meter, black to negative, red to positive.

8. Zero adjust the meter.

Figure 10 Replacing the Meter

Thruline

WATTMETER

MODEL 4410A

SERIAL NUMBER

IMPEDANCE

ELECTRONIC

CORPORA

TION

CLEVELAND (SOLON), OHIO

MUL

TIPY

SWITCH SETTING

BY ELEMENTFACTOR

DANGER

NLIN

OFF

O.1

0.3

WATTS

ULIN

Thruline

WATTMETER

MODEL 4314B

SERIAL

NUMBER

XXX

BIRD ELECTRONIC

CORPORA

TION

CLEVELAND

(SOLON), OHIO

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 45 46

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