Troubleshooting; Rinse Aid - Blakeslee UC-19 Instrucciones Para La Instalación, Uso Y Mantenimiento

USA

20. TROUBLESHOOTING

Type of problem
The machine does not
start
The machine does not
load water.
Wa s h i n g r e s u l t s a r e
unsatisfactory.
Objects are not properly
dried
Streaks or smears on
objects
The machine suddenly
stops during the cycle
During wash cycle the
machine stops and draws
water
page 48
Possible causes
Main switch turned off
Water valve shut.
The spray arm nozzles or the
solenoid fi lter are clogged and/or
caked with lime deposists
Faulty pressure switch
The washing nozzles are obstructed
or the rack does not rotate.
Detergent concentration too low
The washing nozzles are obstructed
or the rack does not rotate.
Presence of foam
Fats or starches not removed
Check the tank temperature 160°F
(71°C)
During wash, insuffi cient for the
type of dirt
Washing water too dirty
Insuffi cient rinse aid dosage
Basket unsuitable for the objects
The objects may have been inside
the tank for too long
Rinse water temperature below
185°F (85°C)
If the machine is fed with cold water Use the long cycle
Surface of objects too rough or
porous for material wear.
Rinse aid concentration too high
Too hard water.
The machine is connected to an
overloaded circuit
A safety device has been activated Check safety devices (call the Technical Assistance service)
Water from the previous day has
not been replaced
Temperature of water in tank too
high
Faulty pressure switch
The overfl ow tube is incorrectly
USER SECTION
Cure
Turn switch on
Open the hot and/or cold water valve.
Clean the rinsing arm nozzles, the pipes and the fi lter. Check
that the water hardness is <10°f. Equip the machine with
an external water softener
Replace the pressure switch (call the Technical Assistance
service)
Unscrew and clean the nozzles and the rotation shaft
carefully, refi t them correctly in their seats
Change the amounts of detergent
Unscrew and clean the nozzles and the rotation shaft
carefully, refi t them correctly in their seats
Use a non-foaming detergent or reduce the amounts of that
used. Also check the rinse aid dosage
Inadequate concentration of detergent
Adjust the thermostat or check correct operation of the
heating element
Select the longest cycle when possible, otherwise repeat
the wash cycle
Drain the tank water, clean the fi lters; refi ll the tank and
correctly refi t the fi lters
Increase the amount by adjusting the dispenser screw (see
par.

Rinse aid

dispenser)
Use a suitable basket that allows the pots to be tilted so
that the water runs off
As soon as the wash cycle is over immediately remove the
basket with objects so that they can dry quicker with air
Check the boiler thermostat temperature. If necessary have
Technical Assistance set the correct value
Replace type of objects used
Reduce the rinse aid concentration by means of the
dispenser micrometrical screw (see par.
dispenser)
Check the water quality. Water must not exceed 10°f in
hardness. Equip the machine with an external water softener
Connect the machine separately (call the Technical
Assistance service)
Empty the tank and refi ll it
Have the Technical Assistance service check the thermostat
and the pressure switch
Remove the overfl ow tube and correctly reposition it
Rinse aid