Beha-Amprobe MT204-S, Руководство пользователя

Страница: 42 / 48

42
Fuse replacement (mains fuse F1)
In case mains switch pilot lamp (3) does not illuminate after connecting the
Machinery-Tester MT204-S to mains outlet and switching on the mains
switch and neither the LC-Display (16) shows any indication, it is very likely
mains fuse (2) to be blown.
To replace the fuse proceed as follows:
1) Open the fuse holder 1 (2) above the ON/OFF switch by using an
appropriate screwdriver
2) Remove the defective fuse and replace it with a new one (T 1 A /
250 V, 5 × 20 mm)
3) Close the fuse-holder again
Fuse replacement (fuse F2 for R
PE10A
, Z
I
, R
ISO
and HV
functions)
Internal fuse F2 (FF 12.5 A / 500 V, 6.3 × 32 mm) has blown if:
• Text "FUSE (F2) 12.5A" appears on the LC-Display in R
PE10A
, R
ISO
or HV
function
• Measurement values in Z
I
function are very low (Z
I
lower than 0.05

or
I
PSC
higher than 4.6 kA)
• Check the fuse also if "FUSE (F2/F3)" appears on the LC-Display in R
PE0.2A
or R
PE10A
function
To replace the fuse proceed as follows:
1) Unlock corresponding fuse holder (4) by using an appropriate
screwdriver
2) Remove the defective fuse and replace it with a new one (FF 12.5 A
/ 500 V, 6.3 × 32 mm)
.
3) Lock the fuse holder again.