Nilfisk-Advance SR 1100 P/B, Service Manual

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14
ERROR CODE 333 APPEARS ON THE DISPLAY
P P
P PR
R
R RO
O
O OB
B
B BL
L
L LE
E
E EM
M
M M D
D
D DE
E
E ES
S
S SC
C
C CR
R
R RIIIIP
P
P PT
T
T TIIIIO
O
O ON
N
N N A
A
A AN
N
N ND
D
D D/
/
/ /O
O
O OR
R
R R M
M
M MA
A
A AC
C
C CH
H
H HIIIIN
N
N NE
E
E E B
B
B BE
E
E EH
H
H HA
A
A AV
V
V VIIIIO
O
O OU
U
U UR
R
R R: a wrong
operation has been done or a failure occurred – all machine functions are
blocked
IIIIN N N NS S S SP P P PE E E EC C C CT T T TIIIIO O O ON N N NS S S S A A A AN N N ND D D D T T T TR R R RO O O OU U U UB B B BL L L LE E E E S S S SH H H HO O O OO O O OT T T TIIIIN N N NG G G G:
a a a a)))) Turn the red key C C C C7 7 7 7 in position On: if the key C C C C7 7 7 7 was not in On position,
you must proceed with a reset procedure. Switch the machine off, wait 5
seconds and then switch it on again; if code 3
3
3 33
3
3 33
3
3 3 hasn’t disappeared
proceed with the next inspections.
b b
b b)))) Check the functioning of solenoid contactor T
T
T TL
L
L L2
2
2 2: it could be blocked at
“closed” position; switch the machine off and disconnect the dynamotor M M
M M8
8
8 8
cable; switch the machine on again: if the code 3 3 3 33 3 3 33 3 3 3 has disappeared,
replace T T
T TL
L
L L2
2
2 2; while waiting for the replacement of T
T
T TL
L
L L2
2
2 2, it is possible to go on
working in battery mode, leaving the dynamotor M M
M M8
8
8 8 cable disconnected;
W W W WA A A AR R R RN N N NIIIIN N N NG G G G: when working in battery mode a battery charger is required for
proper battery recharge.
c c
c c)))) Check that there is no interruption in the wire connections of the drive
motor M
M
M M5
5
5 5; on models SR 1100 and SR 5110 the interruption could occur
near the coils (EMC filters) placed in series to the drive motor wires and
lodged just outside the carbon brushes compartment of drive motor itself;
it is possible to remove the two coils (EMC filters) and re-establish the M
M
M M5
5
5 5
wire connections without the coils; in fact, starting from serial number
004008598, those coils have not been mounted any longer
d d
d d)))) Check the efficiency of
the electric drive motor
M
M M M5 5 5 5 carbon brushes
e e
e e)))) Check the efficiency of
R
R R RL L L L1 1 1 1 relay; disconnect one
of the two wires R R R R1 1 1 1 and
one of the two wires of the
coil of R
R
R R1
1
1 1 (terminals 85 or
86): if after that the code
3
3 3 33 3 3 33 3 3 3 disappears change
R R
R RL
L
L L1
1
1 1
ffff)))) If none of the above described problems took place, the failure is in the
electronic board S
S S SK K K K3 3 3 3; in some cases – while you are waiting for the new
electronic board – it is possible to allow the operator to go on working by
modifying the connection of the electric motor (either M
M
M M1
1
1 1 or M
M
M M7
7
7 7) according
to the instructions specified in steps f1), f2) and f3). Only on model SR 1300
Drawing.3