Hobart CLF26D-10 User manual

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INSTRUCTION MANUAL FOR DISHWASHERS
Page 1 of 15
GB
CONTENTS
CHAP 1 PREFACE....................................................................................................................2
CHAP 2 INSTALLATION...........................................................................................................2
2.1 UNPACKING.......................................................................................................................2
2.2 POSITIONING.....................................................................................................................2
2.3 ELECTRICAL CONNECTION..................................................................................................3
2.4 PLUMBING CONNECTION.....................................................................................................3
2.5 CONNECTION TO THE DRAIN LINE ........................................................................................4
CHAP 3 RISKS AND IMPORTANT WARNINGS.......................................................................4
CHAP 4 MACHINE USE............................................................................................................5
4.1 CONTROL PANEL AND LEGEND............................................................................................5
4.2 STARTING .........................................................................................................................5
4.3 FILLING.............................................................................................................................5
4.4 HEATING...........................................................................................................................5
4.5 WASHING CYCLE................................................................................................................6
4.5.1 Infinite cycle (
∞ )......................................................................................................6
4.6 TURNING OFF THE MACHINE................................................................................................6
4.7 EMPTYING THE MACHINE ....................................................................................................6
4.7.1 Machine without discharge pump.............................................................................6
4.7.2 Machine with discharge pump..................................................................................6
4.8 RESIN REGENERATION .......................................................................................................6
4.9 END OF SERVICE................................................................................................................8
4.10 SELF-TEST AND INDICATION OF ANOMALIES .........................................................................8
CHAP 5 MAINTENANCE...........................................................................................................9
5.1 CLEANING AND HYGIENE.....................................................................................................9
5.2 ROUTINE MAINTENANCE (DAILY)..........................................................................................9
5.3 WEEKLY MAINTENANCE....................................................................................................10
5.4 ANNUAL MAINTENANCE....................................................................................................10
CHAP 6 ADJUSTMENT AND CONTROLS.............................................................................10
6.1 MEASURING DEVICES.......................................................................................................10
6.1.1 Rinse aid measuring device ...................................................................................10
6.1.2 Models with no detergent metering unit..................................................................12
6.1.3 Appliance with detergent measuring device (available on request).........................12
6.2 SETTINGS........................................................................................................................12
6.2.1 Number of cycles for resin regeneration.................................................................13
CHAP 7 DEINSTALLATION....................................................................................................13
CHAP 8 DISPOSAL.................................................................................................................14
CHAP 9 REPAIR OPERATIONS.............................................................................................14
9.1 SPECIAL PRECAUTIONS....................................................................................................14
9.2 RESTORING THE SAFETY THERMOSTAT.............................................................................14
9.3 REPLACING THE DETERGENT DISPENSER PIPE..................................................................14
9.4 REPLACING THE TANK PRESSURE SWITCH........................................................................14
9.5 REMOVING THE RINSE AGENT DISPENSER REGULATOR .....................................................15
In legal terms, the manufacturer reserves the property of this document. It is forbidden to reproduce it or divulge it with any means
without prior written authorisation.
The manufacturer reserves the right to introduce changes in order to achieve the improvements it deems necessary without prior notice.
442322 REV01 21
-
11
-
05

INSTRUCTION MANUAL FOR DISHWASHERS
Page 2 of 15
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Chap 1 PREFACE
Failure to follow the instructions provided in the attached documentation may jeopardize
safety of the appliance and immediately cancel the warranty.
The warnings contained in this manual provide important information regarding
safety during the various installation, operation and maintenance stages.
Carefully store all documentation near the appliance; give it to the technicians and operators who
will be using it.
It is the operator’s duty to read, understand and learn this manual before
starting any operation on the machine.
The appliance is intended for the professional washing of
dishes for communities, so installation, use and maintenance must in all cases to be performed by
trained personnel who follow the manufacturer’s instructions. Do not leave within the reach of
chil
dren. The choice of materials, construction in conformity with CE safety directives and complete
testing ensure the quality of this machine. In addition to this manual, you will find in the machine:
•wiring diagram
•topographic table
The manufacturer declines all responsibility for damage to things or injuries to persons
deriving from failure to comply with the instructions given or from improper use of the
machine.
Chap 2 INSTALLATION
Proper installation is essential in order for the machine to operate well. Some
of the data needed for
machine installation can be found on the data plate placed on the right side
of the machine and in
duplicate on the cover of this manual.
Only qualified, authorised technicians must install the machine.
2.1 Unpacking
Check that the packing is in perfect condition and write down any damage found on the delivery
note. After you have removed the packing, make sure the appliance is intact
. If the machine is
damaged, immediately notify the dealer by fax or by reg
istered letter with advice of receipt and the
haulage contractor that transported it. If the damage is such as to jeopardize machine safety, do not
install and/or use until a qualified technician services it.
The packing compon
ents (plastic bags, foam polystyrene, nails, etc. ...) must not be
left within the reach of children and pets as they may be dangerous.
2.2 Positioning
•
Check that there are no objects and materials in
the installation area that can
be damaged by steam
that may exit the machine during operation, or at
least that they are sufficiently protected.
•
In order to ensure stability, install and balance the
machine on its four feet.
•
Different installation solutions must be agreed upon
and approved by the manufacturer.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 3 of 15
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Mod.
V~
Hz
kW
A
S/N
H2O
kPa
°C
2.3 Electrical connection
•
There must be an omnipolar type of main
switch that disconnects all contacts, including
the neutral, with a distance of at least 3 mm
between the open contacts and with safety
cir
cuit breaker tripping or connected with
fuses
, to be sized or calibrated in conformity with
the power indicated on the machine’s data plate.
•
The main switch must be located on the electric
line close to the installation, and it must serve only
one appliance at a time.
•
Electric network voltage and frequency must
coincide with those given on the data plate.
•
There must be an effective earthing system in
conformity with the prevention standards in force
for operator and equipment safety.
•The power supply cable (type H07RN-
F only) must
not be pulled or crushed during normal operation or
routine maintenance.
•
The unipotential terminal fastened to the body must
be connected to a unipotential cable having a
section suited to the application.
•Respect the polarities in
dicated in the wiring
diagram.
•
Consult that attached wiring diagram for additional
information.
Do not use adaptors, multiple socket-
outlets or cables of inadequate type and
section or with extension connections not compliant w
ith plant engineering
standards in force.
2.4 Plumbing connection
The appliance is to be connected to the water network
with a hose. There must be a slide on-
off, ball or gate
valve
able to quickly and completely turn off the
water if necessary
between the water network and the
appliance’s solenoid valve. The on-
off valve must be on
the line near and right before the appliance.
•
If the system is new or barely used, have the water run a long time before making the
connection.
•The water supply, temperature and pressure must be compatible
with what is indicated on the
machine’s technical data plate.
•
If the water’s hardness is greater than 14 F (8 dH), we recommend you use the machine with
internal water softener (available on request).
If the water’s hardness is greater than 35 F (19.5
dH), we recommend you install an external water softener upline of the solenoid valve.

INSTRUCTION MANUAL FOR DISHWASHERS
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Free drain
2.5 Connection to the drain line
•
The drain line must be made up of a free water
trap
of a size proportionate to the delivery of the
drain pipe supplied with the machine. The pipe
must be able to reach the water trap
without
being pulled, squeezed, bent, crushed, pressed
or forced by anything.
•The tank empties by gravity, so the drain m
ust be
at a lower level than the base machine.
M
ax
.
1 m
With discharge pump (available on
request)
•
If the drain is not at a lower level than the base of
the machine, you can use the version equipped
with a discharge pump (available on request).
•In this case the maximum drain height is 1 m.
•
Always check that the drain works properly and
that it is not clogged.
•
All other solutions must be previously agreed upon
and approved by the manufacturer.
Chap 3 RISKS AND IMPORTANT WARNINGS
•This applianc
e is to be used only for the use for which it was expressly designed. All other uses
are to be considered unfit and therefore dangerous.
•
The specialised personnel who will install the machine is obliged to appropriately instruct
the user on the appliance’
s operation and any safety measures that are to be complied
with, also by providing practical demonstrations.
•
Any type of service done on the machine, also in the case of failure, must be performed only by
the manufacturer or by an authorised service centre and by qualified personnel,
using only
original spare parts.
•
Always disconnect or separate the machine from the electric and water networks before
performing maintenance, repairs or cleaning.
•Untrained personnel must NOT use the machine.
•The machine must NOT remain live when it is not used.
•NEVER open the machine door quickly if it has not finished the cycle.
•NEVER use the machine without the factory-installed safety attachments.
•NEVER use the machine for washing object of a type, shape, size or materi
al not guaranteed for
machine washing or not perfectly intact.
•NEVER use the appliance or its parts as a ladder or support for people, things or animals.
•NEVER overload the open door of front-
loading machines, which are sized to support only the
rack loaded with kitchenware.
•NEVER immerse bare hands in the washing solutions.
•NEVER turn the machine over after installation.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 5 of 15
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Chap 4 MACHINE USE
4.1 Control panel and legend
Indicator lamp off
Indicator lamp
blinking
START
BOILER
TANK
Indicator lamp on
The following images, describing the operation of
the appliance refer to the control panels of
dishwashers. Glass-
washers have one washing
cycle only.
TANK
4.2 Starting
1.
Open the water network tap and switch on the main
power switch.
2. Check the presence of the overflow, if necessary.
3.
Press the on / off button as shown at the side (the
corresponding indicator lamp turns on).
4.3 Filling
•
Whenever the first filling is carried out with the boiler empty, the Quick ready
function must not be activated (as per factory settings).
•On CRP models only, the Quick ready function must always be active
, even
when the boiler is empty (see chapter “Adjustments and Settings”).
TANK
START
TANK
BOILER
•
If the discharge pump or water softener is present,
to fill the machine select a wash cycle by pressing
the program cycle button (the correspond
ing
indicator lamp turns on) and press the start button
as shown at the side. Otherwise, filling starts when
it is turned on.
With break tank present and boiler
empty, wait about 15 seconds after the starting
stage.
•The machine ready indicator lamp may bli
nk or be
off during the filling stage.
•
The indicator lamp remains on and green when the
machine is ready (full tank and tank and boiler
temperatures reached).
TANK /
BOILER /
4.4 Heating
When the resistances are heating, a green dot appears
on the
display next to the temperature indicator. When
the optimum
set temperatures (approx. 55°C for the
tank and approx. 85°C for the boiler) are reached, the
corresponding dot turns off.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 6 of 15
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4.5 Washing cycle
•Check to make sure there is d
etergent and rinse
aid. Information about the type of products to be
used and the dosage (automatic or manual) is
found in the chapter “Adjustment and controls”.
•
Use a suitable rack, filling it without overloading it
and without placing the dishes one on t
op of the
other. Always clean off the dishes beforehand
,
and do not load dishes with dry or solid residue on
them.
•Place the empty containers upside-
down on the
rack. Put the plates and similar kitchenware into
the special inclined rack, with the internal
surface
facing upwards. Put the mixed silverware into the
special basket with the handles facing downwards.
•Wash items intended for dishwasher use only.
•
It is advisable to wash the dishes immediately after
use, in order to prevent any residuals from
hardening and sticking on them.
For versions with rotating basket:
•
If possible, run the cycle only with the basket full,
evenly distributing the dishes.
•
Place the lightest dishes near the middle of the
rack, and the heaviest ones near the outside.
•Place the
smallest dishes near the middle of the
rack, and the largest ones near the outside.
•Load the rack into the machine and close the door.
•For versions with rotating basket,
make sure the basket turns freely, lightly spinning it
clockwise, then close the door and start the cycle.
•To avoid breakage, use only dishes that are intact and guaranteed for machine washing.
•
Do not place silver and stainless steel silverware in the same silverware basket. Burnishing of
the silver and probable corrosion of the steel would result from it.
TANK
Among the available cycles, select a washing cycle
suitable for the items to be washed, by repeatedly
pressing the cyclic program button, shown here, until
the corresponding warning light turn on.
START
TANK
BOILER
To start the cycle, press the start / start cycle button
shown at the side. The corresponding cycle indicator
lamp blinks.
After the washing stage, the rinsing and drain stages
start, and the cycle comes to an end. The indicator
lamp goes back to being on and not blinking.
•
If the door is accidentally opened during the cycle, the machine stops automatically. All you have
to do is close the door again in order to resume from the point it was interrupted.
•In order to get rapid drying, immedia
tely remove the rack from the machine at the end of the
cycle.
•If you want to stop the washing cycle in advance, press the on / off button.
•
If the washing solution should prove too dirty or if you notice residues of grime on the
tank filter, perform the routine maintenance as described in the chapter “Maintenance”.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 7 of 15
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•Perform the operations described in the paragraph “Washing cycle
” again to run
subsequent cycles.
START
TANK
BOILER
4.5.1 Infinite cycle ( ∞
)
It is enabled by selecting the cycle indicat
ed by the
symbol ∞
and pressing the start cycle button shown
at the side. The machine continues to wash. To start
the rinse and drain stages, press the start cycle button
again. The cycles stops automatically.
TANK
4.6 Turning off the machine
Press the on / off button as shown at the side (the
corresponding indicator lamp turns off).
4.7 Emptying the machine
4.7.1 Machine without discharge pump
Turn off the machine and remove the overflow. Wait for
the tank to become completely empty.
Turn off the machine every time the overflow is
removed. Clean the machine as described in the
chapter “Maintenance”.
TANK
4.7.2 Machine with discharge pump
1.
With the machine on, keep the cycle selection button
shown at the s
ide pressed until the indicator lamp
corresponding to the drain cycle turns on.
2. Remove the overflow and close the door.
START
BOILER
3.
Press the start / start cycle button. The machine
turns off at the end.
4. Clean the machine as described in t
he chapter
“Maintenance”.
TANK
4.8 Resin regeneration
When the corresponding indicator lamp turns red, you
have to run a resin regeneration cycle in order to
restore proper operation of the internal water softener.
Proceed as follows:
•
Empty and clean the machine as described in the
paragraph “Emptying the machine”.
•Open the salt container inside the tank.
•
Pour approx. 300 g of regeneration salt into the
container (kitchen salt without additives in 1 or 2-
mm
diameter granules).
•Close the container again with force.
•Make sure that the overflow has been removed.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 8 of 15
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START
BOILER
TANK
•Close the door and turn on the machine.
•
With the cycle selection button shown at the side,
select the resin regeneration cycle (the
corresponding indicator lamp turns green).
START
BOILER
TANK
•
To start the cycle that lasts about 20 minutes, press
the start / start cycle button shown at the side (the
corresponding indicator lamp blinks). The machine
turns off by itself when the cycle ends.
•To
change the number of cycles between one
regeneration and the next, refer to the chapter
“Adjustment and controls”.
4.9 End of service
•
At the end of the day always drain the machine as
described in the “Machine draining” section.
•Disconnect the power supply
by means of the
main switch and close the external water cock.
•
Perform routine maintenance and clean the
machine as described in the “Maintenance” section.
•
If possible, leave the door ajar to prevent the
formation of bad smells inside.
4.10 Self-test and indication of anomalies
The machine has a set of devices for the control and safety of operation. The anomaly or alarm
condition is indicated on the tank and boiler temperature displays.
The user must check whether
or not malfunctioning has occurred and take c
onsequent action. If the assistance of a
qualified technician is necessary, you must turn off the machine, disconnect it from the
electric line and shut off the tap. The user must NOT meddle with the machine.
CAUTION! Turning off and then turning on the m
achine “resets” the indication, which
afterwards will reappear if the problem has not been solved
Message displayed Anomaly or alarm found
Line indicator lamp is blinking (*)
: the incoming water control is not
working. To reac
tive the control, you have to disconnect and reconnect
the machine to the electric line.
If the indication appears again, contact
a qualified technician.
TANK /
BOILER /
Insufficient water delivery (*)
: the quantity of incoming water is not
su
fficient for complete rinsing. When the problem has been solved, run
a complete washing cycle.
If the indication appears again, contact a
qualified technician.
TANK /
BOILER /
Excessive water pressure or delivery (*)
: if the message appears
often, it is necessary
to have the water supply checked by a qualified
technician.
TANK /
BOILER /
Lack of incoming water (*)
: rinsing not carried out. When the problem
has been solved, run a complete washing cycle.
If the indication
appears again, contact a qualified technician.
TANK /
BOILER /
Discharge time out
: The tank has not drained completely. Check the
overflow cap has been removed. Try performing another discharge
cycle. Should the problem persist, contact a qualified technician.

INSTRUCTION MANUAL FOR DISHWASHERS
Page 9 of 15
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TANK /
BOILER /
Thermostop time-out
. For more information, refer to the chapter
“Adjustment and controls”.
If the indication appears again, contact a
qualified technician.
TANK /
BOILER /
Tank loading time-out: the tank has
not filled up. Try to turn off and
turn back on the machine and run a new loading.
Check that the
overflow is present if it is necessary for machine operation.
If the indication appears again, contact a qualified technician.
TANK /
BOILER /
Tank probe broken (open). Contact a qualified technician.
TANK /
BOILER /
Tank probe broken (short-circuit). Contact a qualified technician.
TANK /
BOILER /
Boiler probe broken (open). Contact a qualified technician.
TANK /
BOILER /
Boiler probe broken (short-circuit). Contact a qualified technician.
TANK /
BOILER /
Boiler loading time-out
: the boiler has not filled up. It is not possible to
rinse. Check that the water tap upline of the machine is open. Run
a
new complete cycle.
If the indication appears again, contact a qualified
technician.
TANK /
BOILER /
Tank temperature too high. Contact a qualified technician.
TANK /
BOILER /
Boiler temperature too high. Contact a qualified technician.
TANK /
BOILER /
Electromechanical safety:
the safety thermostats of the boiler or tank
have tripped or the tank safety pressure switch has tripped.
Contact a
qualified technician.
(*) these messages can be deactivated by a qualified technician on request.
Chap 5 MAINTENANCE
Completely empty the machine as described in the paragraph “Machine Emptying”,
turn off the electricity with the main external switch and close the external water
valve before starting any maintenance operation.
5.1 Cleaning and hygiene
To guarantee machine hygiene the routine (daily), weekly and yearly maintenance operations
indicated below must be regularly performed. Also carry out a periodical sanitising treatment with
suitable non-corrosive products available on the market.
5.2 Routine maintenance (daily)
When you notice residue of grime on the tank filter:
•Remove and clean the racks, the overflow if present and the filter.
•Do not use abrasive products or objects for cleaning the steel tank.
Instead use a slightly soapy
damp cloth.
•Do not use pressurised jets of water because they could damage the electric system.