NaceCare Solutions TTV4555 - Manuel (Page 25)

25
LCD Display
Fault
Possible Cause
Ef
fect on Product
Investigate the Following
Action Required
I
f Fault
Persists.
Blank
* No power
* Key switched of
f
* T
ank
raised
* Emergency stop pressed
* Machine will not operate.
*Key switched of
f
* T
ank
raised
* Emergency stop pressed
* Switch key on (page 8) * Lower top tank * Release emergency stop (page 8)
‘OVER CURRENT’
* Brush over current.
* Brush pressure to great. * Brush current exceeds 32A * W
rong type of brush for surface
* V
ac. Brush, water &
Detergent motors / pump will not operate. * Brush LED’
s all flash in
unision until the trigger is released.
* Release brush pressure. ( page 14) * Changed type of brush. * Restart machine.
‘UNDER VOL
TS’
* Battery voltage dropped below 21 V
olts.
* Left most Battery LED flashes
* Batteries require recharging. * Faulty cell on battery
* Machine will not operate.
* Battery leads and connections.
* Charge Bartteries. (page 19) * Replace battery (if cell dam
-
aged)
‘ T
ANK
FULL
’
* T
ank full requires empty
-
ing.
* W
aste
Tank Float switch activated
whilst cleaning or of
f aisle mode selected.
* Faulty Float switch.
* V
ac. Brush, water &
Detergent motors / pump will not operate.
* T
ank full LED illuminated.
* T
op waste tank full.
* Empty top waste tank * Replace switch
‘CHARGING’
* Machine on charge. MACHINE INHIBITED - NO OPERA
TION.
Contact Service Agent.
The
TTV 4555 has a self contained trip meter
, to view the meter turn the key to the ‘On’
position.
Press the mode button to cycle between the dif
ferent modes (fig 56).
T =
Total time. This meter counts when ever any function is being used, including the of
f asile function (see page 16) .
V =
Vacuum total time.
B =
Brush total time.
W=
W
ater Pump total time.
Fig.56
LCD Display’
and fault codes