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8 -1.
INT R O D U CT I ON
8-2 .
T h i s sec t i o n c o n ta i n s the 5363 8 t h e ory of o pe ra t i o n , t r o u b l e s h oo t i n g i n f o r m at i o n ,
s c h e m a t i c d i ag ra m s , S i g n a t u re A n a l y s i s ta b l e s , f l ow c h a rt s , a n d re p a i r p roced u res.
8 -3. SAF ETY C ONS I D E R AT I ONS
8-4.
A l t h o ug h t h i s i n s t r u m e n t h a s b e e n d e s i g ned i n a c c o rd a n c e w i t h i n t e r n a ti o n a l safety
sta n d a rd s , t h i s m a n ua l c o n ta i n s i n f o r m at i o n , c a u t i o n s , a n d w a rn i n g s w h i c h m u st be f o l l owed
to e n s u re safe o p e ra t i o n and t o reta i n the i n s t r u m e n t in safe c o n d i t i o n
S e r v i c e a n d a d j u s t m e n t s s h o u l d b e p e rf o r m e d o n l y b y q u a l if i e d se rv i c e p e rso n n e l .
V
I .
A N Y I NT
O
D
C
U C T
N
O
D I S C
R
E
N
T
R M I
E
DANG
8-5 .
Any adj ustment, maintenance , and repai r of the opened i nstru ment u nder voltage should be
avoided as m uc h as poss i b le a n d , when i nevita b le, should be carried out only by a s ki l led person who
i s aware of haza rd i nvolved .
8-6 .
Capac itors i nside the i nstrument may sti l l be charged even if the i nstrument has been
d iscon nected from its source of supply.
8-7 .
Make s u re that o n l y f uses with the req u i red rated c urrent and of the s pecified type
I
t i me d elay, etc.
are used for replaceme nt. The use of repai red f uses and the short-c i rc u iting of
fuseholders m ust be avoid ed .
8-8.
W he never i t i s likely that this p rotection has been i m pa i red , the i nstru ment m ust b e made
i no perative and be sec u red agai nst any u n i ntended operation.
T
E
E
H
S
O
E
P
W
R
FROM TH
PO
NT
I
S M
SECT ION V III
SERVICE
WARN I NG
E
T
O
T
O
N
R R U P
I
F
H E P
S
E
O
O
R ( I N
I D
O R
ECT
O
O F
O
N N
I
N
K E
TO
A L
I S
LI
LY
O
S
TE
R
U
. I N
NTIONAL I N
WARN I NG
FO
AT
O
R VI C E
IN
R M
I
N IS
ED A
SU
PPLI
ND
T
ST R U
I N
M E N
.
AY
F
, I
i
E
VE ( G
O
R
R
C T I
OT
U N
TS
E
E
U
I D
TH
I N ST R U M
T
E
P
OTE
C TIVE
H
R
EAR
KE
E
I N STR U M E N
M A
TH
TE
UP
O
S
H
RR
TI
N I
PRO
IBIT
E
M
N PERSONAL
I
I N
M od e l 5 3 6 3 8
S e rv i c e
see S e ct i o n s I I , I I I , a n d
D
I NG )
E
NT)
T
H
T
E
D.
i
normal blow,
E
L
I N
OVE
D
N
MA
Y
Y
J
UR
.
8 - 1
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