Replacing The Pilot Burner Nozzle; Commissioning; Instructions For Use; Reminders For The User - Mareno NF74G Serie Instrucciones Para Instalación, Uso Y Mantenimiento

• the nozzles and settings for each gas that can be usedFor
nozzles, the number indicated in table T1 is also stamped on
the nozzle body.
To convert the appliance to the local gas type, follow the in-
structions given in atable T1 and carry out the steps below:
• Replace the main burner nozzle ( UM ).
• Adjust the main burner's air regulator to distance A.
• Replace the pilot burner nozzle ( UP ).
• Adjust the pilot burner air flow (if necessary).
• Replace the gas valve minimum nozzle ( Um ).
• Affix the adhesive tab indicating the new type of gas used.The
nozzles and adhesive tabs are supplied with the appliance.
10.1 REPLACING THE MAIN BURNER NOZZLE AND ADJU-
STING THE PRIMARY AIR FLOW
• Slacken screw V.
• Remove nozzle UM (fitted to air regulator Z) and replace it
with the one indicated in table T1.
• Retighten nozzle UM (fitted to air regulator Z).
• Adjust air regulator Z to distance A as shown in table T1.
• Retighten screw V fully.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.

10.2 REPLACING THE PILOT BURNER NOZZLE

• Undo connector R.
• Remove nozzle UP and replace it with the one indicated in
table T1.
• Retighten connector R.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.

11 COMMISSIONING

See Chapter " INSTRUCTIONS FOR MAINTENANCE "

INSTRUCTIONS FOR USE

REMINDERS FOR THE USER

The manufacturer will not be liable for any damage or in-
jury resulting from failure to observe the following rules
• Read this manual carefully. It provides important information
for safe installation, use and maintenance of the appliance.
• Keep this manual in a safe place known to all users so that it
can be consulted throughout the working life of the appliance.
• Installation, conversion to a different type of gas and applian-
ce maintenance must be carried out by qualified technicians
authorized by the manufacturer, in compliance with current
safety standards and the instructions in this manual.
• For after-sales service, contact technical assistance centers
authorized by the manufacturer and demand the use of origi-
nal spare parts.
• Have the appliance serviced at least twice a year. The manu-
facturer recommends taking out a service contract.
• The appliance is designed for professional use and must be
operated by trained personnel.
• The appliance is to be used for cooking food as specified
in the reminders for use. Any other use must be considered
improper
• Do not allow the appliance to operate empty for prolonged
periods. Only pre-heat the oven just before use.
• Do not leave the appliance unattended while in operation.
• In the event of an appliance fault or malfunction, shut the
gas shut-off valve and/or switch the appliance off at the main
switch installed upline.
• Clean the appliance following the instructions given in Chap-
ter " INSTRUCTIONS FOR CLEANING".
• Do not store flammable materials in close proximity to the
appliance. FIRE HAZARD.
• Do not obstruct any air vents or drains present on the ap-
pliance.
• Do not tamper with appliance components.
• Clean with non-flammable detergents.

12 USING THE FRYER

REMINDERS FOR USE

• The appliance is designed for frying food in oil or solid fat.
• Do not place large pieces of food or food that is dripping with
water in the well because this action may produce splashes
of boiling oil and cause the oil to overflow.
• Top up the oil level whenever it falls below the minimum refe-
rence mark (fire hazard) Before pouring in oil make sure that
there is no water in the well.
• Pour oil into the well up to the level indicated by the reference
mark on the well rear/lateral wall.
• When using solid fat, melt the fat separately before pouring
it into the well Do not leave the fat in the well when you have
finished cooking.
• Gradually immerse the basket containing the food to be fried
into the boiling oil and take care that the resulting foam does
not spill over the sides of the well If this should occur, stop
immersing the basket and wait for a few seconds.
• Do not activate the heating system when there is no oil or fat
in the well
• While the fryer is on, the oil level must be maintained in cor-
respondence with or above the minimum level mark indicated
on the rear wall of the well
• The appliance is equipped with a manual reset safety ther-
mostat that interrupts heating when the operating temperatu-
re exceeds the maximum permitted value.

FILLING AND EMPTYING THE WELL

Filling
• Turn the drain valve handle downward The drain is comple-
tely closed only when the handle is in the vertical position.
• Fill the well until the water is level with or above the minimum
level ( bottom mark ) indicated on the rear wall of the well.
Emptying
• Switch the burners off
• Wait for the oil to cool
• Screw the extension supplied with the appliance into the
drain valve with the curve facing downward.
• Place a suitable receptacle to hold the drained oil under the
drain extension.
• Turn the drain valve handle slowly upward. Use caution when
carrying out this procedure. DANGER of scalding from hot oil.
12.1

GAS FRYERS

BURNER IGNITION AND EXTINCTION
The control knob for the thermostatic valve has the following
positions:
Off
Pilot ignition
100°C Minimum cooking temperature
185°C Maximum cooking temperature
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