Lincat GR3 Troubleshooting guide

IS330 ECN3592 1
User, Installation and Servicing Instructions
GR3 and GR7
Silverlink 600 Gas Salamander Grills

IS330 ECN3592 2
NOTE
Dear Customer,
Thank you for purchasing this Lincat product.
This is just one of over 450 different items of catering equipment available
which is constantly being extended and improved. Details are available from
your local distributor or direct from us.
Used for the purposes for which it is intended, and with careful maintenance
as outlined in this User Guide, your Lincat product will give you years of
trouble free service.
IMPORTANT INFORMATION
Please read all of the safety and operating instructions carefully before using this
product. Please pay particular attention to all sections of this User Guide that carry
warning symbols and notices.
WARNING!
This is a Warning symbol. This symbol is used throughout the user guide
whenever there is a risk of personal injury. Ensure that these warnings are
read and understood at all times.
CAUTION!
This is a Caution symbol. This symbol is used throughout the user guide whenever
there is a risk damaging your Lincat product. Ensure that these warnings are read
and understood at all times.
NOTE:
This is a Note symbol. This symbol is used throughout the user guide to provide additional
information, hints and tips.

IS330 ECN3592 3
CONTENTS
Contents Page
Customer Information………………………………………………………. 2
Warnings and Precautions………………………………………………… 3
Technical Data……………………………………………………………….. 4
Commissioning………………………………………………………………. 5
Check List of Enclosures………………………………………………….. 5
Installation…………………………………………………….……………… 6
User…………………………………………………………………………….. 7
Servicing ……………………………………………………………………… 8
Component Replacement ………………………………………….……… 9
Spare Parts List……………………………………………………………… 10
Fault Finding…………………………………………………………………. 10
Service information………………………………………………………….. 11
Guarantee………………………………………………………….………….. 11
WARNINGS AND PRECAUTIONS
It is mandatory that all appliances are installed, commissioned and serviced by a
qualified and competent person as defined by the regulations in force in the country
of installation.
Failure to comply will invalidate the warranty.
WARNING!
This appliance must be installed by a competent installation engineer in accordance with the
installation instructions, and should conform to the following requirements:
Do not obstruct or block the appliance flue.
Installation must include sufficient ventilation to prevent the occurrence of unacceptable
concentrations of substances harmful to health in the room in which they are installed.
It is recommended that this appliance is sited under an extraction canopy for the removal of
combustion products
After operation, some parts of the appliance will remain hot for a period of time. Please take
care to avoid accidental burns.
CAUTION!
All equipment must be earthed to prevent shock.
Do not connect directly to any flue, ducting or mechanical extraction system.
Installation should allow for a sufficient flow of fresh air for gas combustion.
Parts which have been protected by the manufacturer or his agent must not be adjusted by
the installer or user.
The appliance is designated Category 1 and is not intended for conversion from one gas type
to another.

IS330 ECN3592 4
TECHNICAL DATA
Model GR3 GR7
Dimensions
Overall height (mm) 380 380
Width (mm) 600 750
Depth, excl. handles (mm) 365 365
Weight (Kg) 22 33
Cooking Surface – w x d (mm) 415 x 230 (grill shelf) 590 x 320 (branding plate)
Heat Input - Gross
Natural Gas 5.0kW 6.5kW
Propane Gas 5.0kW 6.8kW
Butane Gas 5.0kW 6.8kW
Connection and Operating Pressures
Inlet connection ½” BSPT Male
Natural Gas 20mbar 20mbar
Propane Gas 37mbar 37mbar
Butane Gas 30mbar 30mbar
Gas Consumption
Gas Rate – Natural 0.48m
3
h
-
1
0.62m
3
h
-
1
Gas Rate – Propane 0.36kg h
-
1
0.49kg h
-
1
Gas Rate – Butane 0.36kg h
-
1
0.49kg h
-
1

IS330 ECN3592 5
NOTE
COMMISSIONING
PREPARATION
Remove all packaging and protective coatings prior to installation.
VENTILATION
The area in which this equipment is to be installed should have sufficient fixed ventilation to
comply with local legislation requirements. It is recommended that a room, or internal
space, be provided with a minimum free area of 4.5cm
2
per kW of total heat input.
CHECK LIST OF ENCLOSURES
Please ensure the following items are included with this piece of equipment:
Model GR3 GR7 Tick
Warranty Card 1 1
Grill Pan 1
Toast Rack 1
Drip Tray 1
Wire Shelf 1
Branding Plate 1
Manuals of Instruction 1 1
SERIAL NUMBER
Each appliance manufactured at Lincat has a unique identifying number found in
the top right hand corner of the data plate attached at the rear of the appliance.
Please record that number in the space provided should it be required for future
reference.
Serial Number
MARK OF CONFIDENCE
Every singe product that leaves our factory bears a serial plate showing the
assembler’s initials. It’s a mark of confidence we have in our people and our
manufacturing process.

IS330 ECN3592 6
INSTALLATION
SITING
•The installer must ensure that all regulations are met and that there is an
unobstructed minimum distance of 1000mm from the top of the flue to the ceiling,
which must be of non-combustible material.
•Where install under an extraction canopy then the minimum clearance must be
500mm between the flue top and the extraction filters.
•The appliance should be installed on a level surface ensuring the unit is stable and
firmly located.
•Any partitions, walls or kitchen furniture in close proximity must be of non-
combustible materials and not be closer than 50mm from the sides and rear of the
flue.
•From the front of the appliance the minimum safe distance for combustible materials
shall be not less than 750mm
The appliance must not be installed directly above any other cooking equipment.
GAS SUPPLY AND CONNECTION
•Connection is at the rear of the unit via a R½ male thread.
•Connection shall comply with local regulations.
•The hose shall be periodically examined and replaced as necessary.
•When making the connection to the appliance an isolating cock should be fitted into
the supply line close to the unit, for emergency shutdown or servicing purposes.
SUPPLY PRESSURES
•The Salamander grills are un-governed appliances and connect directly to the
relevant gas supply. See above table for inlet pressures.
•If necessary to gain access to the gas pressure test nipple remove the access panel
on the right hand side of the appliance. The nipple is situated fitted to the top of the
valve manifold.
•Remove the blanking screw and attach a pressure gauge to the boss of the test
nipple and check inlet pressure.
ACCESSORIES
A bench stand (GR3/BS, GR7/BS), wall shelf (GR3/WS, GR7/WS) and floor stand
(GR3/FS, GR7/FS) are optional accessories available for these units. Should an alternative
to these accessories be used, please ensure that the mounting is stable and of a non-
combustible material.
A branding plate and drip tray for the GR3 model are available as an accessory part
number APB03.
INSTRUCTION TO USER
Ensure that the person responsible understands how to light, safely operate, clean and
shutdown the appliance and is made aware of the position and operation of the gas
isolating cock in the event of an emergency.

IS330 ECN3592 7
USER INSTRUCTION
APPLIANCE USE
This appliance is only for professional use and should only be used by qualified personnel.
Ensure that the person responsible understands how to light, safely operate, clean and
shutdown the appliance and is made aware of the position and operation of the gas
isolating cock in the event of an emergency.
Operators of the appliance must not leave combustible materials directly in front of the
appliance when in use.
LIGHTING SEQUENCE
•Open the main gas cock.
•Push in the control knob then rotate anti-clockwise to the spark position as marked
on the control knob to allow gas through to the burner. Manually light the gas at the
burner face using a taper or piezo ignitor wand. Note: The appliance can only be lit
when the control knob is in this position.
•On establishing a flame at the burner, keep the knob depressed for approximately
15 seconds then release. The burner should remain lit.
SHUT DOWN
To shut down the appliance rotate all control knobs clockwise to the OFF position. The gas
supply stopcock or bottle valve should now be closed.
CLEANING
Ensure the appliance is cool and the gas supply is isolated before commencing
cleaning.
After use wash the unit down with a warm detergent solution.
All users should be aware of the importance of maintaining a clean oven cavity and
grill pans and or drip trays in order to prevent a possible fire hazard.
Do not use abrasives on stainless steel or enamelled parts.
Do not use any products containing chlorine or hydrochloric acid to clean stainless
steel surfaces.
Do not clean the appliance using a water jet.
BRANDING PLATES
•The use of branding plates requires pre-heating to obtain successful results. It is
suggested the branding plate is pre-heated for at least 15 minutes.
•Loading of product to be cooked on the shelves or branding plate must not exceed
the point where the product cannot be safely manipulated during the cooking
process.

IS330 ECN3592 8
SERVICING
SERVICE ACCESS
General Access
•Remove the two screws at the rear of the hood ‘A'.
•Slide the hood farward to free
the hood from the key-hole
slots in the side panels.
•Access to the test nipple can be
made from the top of the
appliance.
•Remove the side panel ‘B’
retaining screws for access to
the valve and other
components.
Valve Servicing
•Remove the control knob
•From the front of the appliance
carefully remove the two screws
securing the niting cap on the
valve body.
•Withdraw the spindle from the
valve and grease as necessary.
•Reassemble parts in reverse
order.
•Perform soundness check for leaks.
A
B

IS330 ECN3592 9
Z
YX
W
M
R
S
O
P
TN
U
V
Q
COMPONENT REPLACEMENT
Access to gas circuit components can be made when the hood and side panel are removed
as described earlier.
Burner
•Remove the six burner retaining screws (not shown) and lift the burner Z from the
support bracket.
•Fit the new burner.
Injector
•The burner injector Y can be
removed separately using a ¼"
AF spanner.
•Replace the copper washer
(CO113) and fibre washer
(WA08) when fitting a new
injector.
Thermocouple
•Loosen the thermocouple lock
nut N at the valve body O.
•Remove the two thermocouple
mounting screws at the burner
support bracket.
•Draw the thermocouple capillary through the body.
•Fit new thermocouple and re-assemble components.
Valve
•Loosen the burner feed pipe nut T and the thermocouple lock nut N.
•Remove the control knob R from the valve spindle.
•Loosen the valve clamp screws from the manifold.
•Free the valve from the pipe work and manifold.
•Remove the burner feed compression fitting from the valve and fit to the new valve
with a suitable thread sealant (Loctite 577 recommended).

IS330 ECN3592 10
Is the isolator open ?
No
Check operatingpressure
Loose
Openand retry
Correct
Yes
Check thermocoupleconnection at valve
Tighten and retry
Tight
Check thermocouplevoltage
15mVor above
Check burner injector
Changeandretry
Less than 15mV
Fit correct jet and retry Clear and retry
Blocked
Incorrect
Description
GR3
Part number
GR7
Part number
Branding Plate BR25 BR39
Main Burner BU23 BU142
Burner injector - Natural JE40 JE52
Burner injector – Butane/Propane JE04 JE15
Copper Washer (Burner injector) CO113 CO113
Fibre Washer (Burner Injector) WA08 WA08
Gas Valve VA11 VA11
Thermocouple Split Nut TC07 TC07
Thermocouple TC03 TC03
Grill Shelf SH86 SH85
Base Drip Tray (option on GR3) SA399 SA389
Control Knob KN188 KN188
Optional Piezo Ignitor Wand SI13 SI13
• Burner will not light or stay lit
SPARE PARTS LIST
FAULT FINDING

IS330 ECN3592 11
Gas catering equipment should be routinely serviced to ensure a long trouble free life. It is
recommended that this appliance is serviced every 6 months by a competent gas engineer.
For help regarding the installation, maintenance and use of your LINCAT equipment,
please call:-
LINCAT SERVICE HELP DESK
[phone]
AUTHORISED SERVICE AGENTS
We recommend that all servicing other than routine cleaning is carried out by our
authorised service agents. We cannot accept responsibility for work carried out by other
persons.
Please quote both the model and serial numbers from the data plate attached to the unit.
Give brief details of the service requirement.
If possible please quote the product code of the part number you require.
Work carried out under warranty will normally be undertaken only during normal working
hours, i.e. Monday to Friday, 8.30 a.m. - 5.00 p.m.
CONDITIONS OF GUARANTEE
The guarantee does not cover:-
•Accidental breakage or damage
•Operational misuse, wear and tear from normal usage, incorrect adjustment, or
neglect.
•Incorrect installation, maintenance, modification or unauthorised service work.
SERVICE INFORMATION

IS330 ECN3592 12