Terex RL4000D2 Series - Light Fixture Troubleshooting

November 2006
2
8
R
L
4
0
0
0
L
i
g
h
t
T
o
w
e
r
P
a
r
t
N
o
.
8
3
3
0
0
5
R
e
v
A
DO NOT OPEN FIXTU
RES WHILE L
IGHT CIRCU
IT B
REAKER
IS
“
ON”
.
AL
LOW LA
MP
TO
COOL BEFORE
TOUC
HING
.
T
ake extra
precautions when
troubleshooting electrical
problems. Only qualified electricians should troubleshoot
this equipment.
A.
Only use a
voltmeter with
two well-insulated
pin probes rated
for 600 volts
.
B.
Treat
all conductors
as potentially
hot.
C.
Proceed through circuits sys
tematically
, operating only one section at a time.
D.
Before disconnecting ballast, turn off c
ircuit breaker and wait 30 seconds for capacitor to
discharge.
E.
If all the lights are out
and all the ballasts are receiving pow
er, s
uspect burned out power
cable.
T
R
O
U
B
L
E
P
O
S
S
I
B
L
E
C
A
U
S
E
R
E
M
E
D
Y
1
8
.
L
a
m
p
f
l
i
c
k
e
r
s
o
r
g
o
e
s
o
u
t
-
c
.
D
e
f
e
c
t
i
v
e
l
a
m
p
c
.
R
e
p
l
a
c
e
l
a
m
p
i
n
t
e
r
m
i
t
t
e
n
t
o
r
c
y
c
l
i
n
g
d
.
H
i
g
h
s
p
i
k
e
b
a
l
l
a
s
t
d.Ballast produces high spike current.
TROUBLESHOOTING
IF YOU FEEL AN EL
ECTRIC SH
OCK AT ANY TIME WHILE
OPERATING THIS UNIT
, SHUT IT
DOWN IMMEDIATELY!
HAVE
THE UNIT INSPEC
TED BY A
TRAINED ELECTRICIAN.
LIGHT FIXTURE TROUBLESHOOTING