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Graef HA 800, Operating Manual, Page: 52 / 57

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Graef HA 800 Operating Manual Download Page 52

Maintenance 

52

5.1.2 Preparing the Machine 

x

Thoroughly clean the machine and the blade.  

x

Remove the last slice clamp, the guide rail, the feed 
carriage (VA 802 only), the blade cover plate, the beater 
and the chain frame. 

x

Put the last slice clamp down on the carriage and move 
this to right, as far away as possible from the blade. 

x

Push the carriage about 5 cm towards the blade. 

x

Turn the slice thickness control for the slice thickness to 
the “S” marking for sharpening.  

5.1.3 Sharpening the Blade 

x

Set the blade sharpener to position “0” using the 
adjusting knob. 

x

Put the blade sharpener on the limit stop.  

x

Both clamp arms (1) must touch the stop edge at the top. 

x

Push the sharpener towards the blade until the bolt head 
(2) touches the blade ring. 

x

Place the blade sharpener with the thumb wheel on the 
limit stop. 

!

IMPORTANT! 

The blade can only be sharpened accurately if the 
sharpener is positioned exactly. 

x

Switch on the machine with the green On button. 

x

Turn the adjusting knob to the grinding position “1”. 

x

Grinding begins.  

x

The duration of grinding depends on the condition of the 
blade.

2

1

1

approx.
5 cm 

Summary of Contents for HA 800

Page 1: ...Technical changes reserved GRAEF d February 2010 CB OPERATING MANUAL original Semi Automatic Slicing Machine HA 800 HA 810 Machine No Year of construction ...

Page 2: ...ing in the Standard Mode PLU 0000 17 3 2 2 Offset Function Machines without Calibration Recognition 20 3 3 Using the Paper Clamp 21 3 4 Slicing 21 3 5 HA 810 with Vario Slice Carriage 23 3 5 1 Tilting the Carriage to the V Position 24 3 5 2 Tilting the Carriage to the Normal Position 24 3 5 3 Cutting with the VS Carriage 25 3 6 The Start Program 25 3 7 Changing the Standard Program PLU 0000 27 3 7...

Page 3: ... 49 5 Maintenance 51 5 1 Sharpening the Blade 51 5 1 1 Description of the Blade Sharpener 51 5 1 2 Preparing the Machine 52 5 1 3 Sharpening the Blade 52 5 2 Changing the Blade 54 5 3 Lubricating 55 6 Faults and Operating Errors 56 7 Service 57 ...

Page 4: ...6 42 EG EC EMC Directive 2004 108 EG EC Low Voltage Directive 2006 89 EG The following harmonized standards and technical specifications have been applied EN 1974 EN 61000 6 2 EN 61000 6 3 EN 61000 4 2 3 4 5 6 11 EN 61000 3 2 EN 55022 Name of the authorized representative Reinhard Graef Address of the authorized representative see manufacture s address Changes to the machine not authorized by GRAE...

Page 5: ... in their original packaging until they are set up The GRAEF dealer is responsible for set up and start up as well as for providing instructions on how to operate clean and service the machine Customer installation and start up incorrect operation modifications and removal of the safety equipment are excluded from our area of liability Important The installation and instruction must be confirmed b...

Page 6: ...away from busy corridors x It must not be close to any doors x It may not be in the swinging area of a door nor in the entrance area of a door x When using Nirosta tables Resopal supports or similar materials Ensure that there is no oil or grease on the surface x Ensure sufficient lighting of at least 300 lux 1 1 1 2 Unpacking the machine Caution The machine may only be unpacked and set up by auth...

Page 7: ...se change in the network adapter plug by 180 x Moisture Degree of protection IP 33 High humidity or condensation can damage the machine x Lay and connect the power supply cord so that no one can fall or trip over it x The machine is designed for use in sales rooms 1 1 2 Proper Use The HA 800 HA 810 semi automatic slicers are exclusively intended for slicing only the following types of food sausage...

Page 8: ...it stop plate is not completely closed When the machine is not in use the stop plate must always be set to the zero position Caution Injury through electric shock The machine operates with a mains voltage of 230 V or 400 V and must therefore not be opened The protective earth conductor system must be connected in any case otherwise there is a risk of severe electric shocks Caution Hazards posed by...

Page 9: ...c forces of the moving parts 1 1 6 Authorised Users The machine may only be operated by people who have read and understood the operating instructions who have been instructed thoroughly by the operator who have been instructed on the dangers of the machine and the hygiene regulations The machine may only be serviced and repaired by authorised specialists Take precautions to prevent unauthorised p...

Page 10: ...clamp handle Carriage handle Chain frame handle Chains On button Last slice clamp plate Off button Knurled nut Operating console Slice thickness control Blade guard ring Thumb wheel Pressing roller Scraper comb Type plate Placing arm removable beater Placing arm star grip Tray Power cable Tray guide Guide rail Slicing guide rail Locking screw Bearing block star grip Bearing block ...

Page 11: ...dental contact with the blade Limit stop lock Locks the limit stop when the carriage has been tipped off the machine Thumb finger guard Prevents accidental contact with the blade Chain frame cover Prevents access to the back or catching in the chain tips running to the blade Undervoltage mechanism Prevents the machine from starting up again after an interruption to the power supply such as a power...

Page 12: ...s with chain frame L x H Min 30 x 30 mm Dimensions without chain frame L x H Max 260 x 195 mm Carriage length L 300 mm Largest distance between last slice clamp and blade clamping distance L 150 mm 155 mm Tray size L x W 300 x 255 Length of tray run T 160 mm Slice thickness T 0 5 10 mm Slicing speed maximum V Max 160 strokes per minute Noise level acc To EN ISO 11204 at idling Leq 69 dB A Vibratio...

Page 13: ...hat is clearly laid out and easy to reach with waterproof membrane keypad Standard placing programs x Stacking up to 4 stacks x Long fanning up to 4 rows x Cross fanning up to 4 rows x Circular placing Variable starting program x It is possible to determine which program is to appear after switching on and to store this information by pressing a button Carriage size differences x HA 800 o Carriage...

Page 14: ...ng pattern x Placing format only HA 800 A placing pattern L x B can be entered to adjust to the selected packaging tray film and so on x Carriage position recognition for Vario Slice carriage HA 810 only Optimum placing of product on the tray x Counting mode Specification of the number of portions Specification of breaks during which the food to be sliced is taken off the tray in continuous mode S...

Page 15: ...ows Stacking button x Selects the stacking function x Stores the set data tray dimension number of slices cutting mode when pressed until a beep is emitted Cross fanning button x Selects the cross fanning function x Stores the set data tray dimension number of slices cutting mode when pressed until a beep is emitted Long fanning button x Selects the long fanning function press 1x briefly x Stores ...

Page 16: ...s buttons can then be used to select the PLUs Carriage stroke button only VA 800 x On pressing this button the carriage speed lifting speed can be controlled using the Plus Minus buttons Button combination M PLU x Programs PLUs new change delete only VA 800 x Changes the standard placing program PLU 0000 Explanation of the values and symbols in the display Slice count Portion specifications in con...

Page 17: ...ou can increase the number of stacks with the X button Up to 4 stacks are possible When making preparations it is recommended to set the slice counter to 000 In this way the maximum stack height is always achieved If stacks are to be generated on portioning units foils PE trays foam trays trays etc you can enter the outer dimensions of the portioning units L x W for central placing Option only HA ...

Page 18: ...ded to set the slice counter to 000 The machine then fans multiple layers on top of each other If rows are to be generated on portioning units foils PE trays foam trays trays etc you can enter the outer dimensions of the portioning units L x W for central placing Option only HA 800 the machine then uses the calibre recognition option to calculate the best placing point Example 3 x X button 4 stack...

Page 19: ...rows are to be generated on portioning units foils PE trays foam trays trays etc you can enter the outer dimensions of the portioning units L x W for central placing Option only HA 800 The machine then uses the calibre recognition option to calculate the best placing point Example 3 2 1 4 Circular Fanning Circular fanning enables the slices to be placed in a circular pattern The diameter of the ci...

Page 20: ...he tray Example The stacking function has been selected If the function button stacking is pressed again three bars appear in the display The plus and minus buttons can be used to change the position of the highlighted bar and the laying position of the cutting material is moved on the tray correspondingly OFFSET FUNCTION CHANGE OF LAYING POSITION Stacking Left centre right Long fanning Left centr...

Page 21: ...y and push to the stop limits Pull the lever to the front and the paper or film is clamped 3 4 Slicing Clean the machine completely following the cleaning procedures before you start slicing Preparing the carriage x Bring the carriage to the initial position x Take hold of the handle of the last slice clamp and swivel it upwards ...

Page 22: ...he sausage to the wall of the carriage and hold in position with your left hand x Using the right hand pull the guide rail until about 4 mm before the food product and tighten the locking screw mini wing x Switch on the machine CAUTION The carriage is supported by a servo drive as soon as you push it towards the blade ...

Page 23: ...le of the last slice clamp and swivel it to the down position x Push the food to be sliced against the rail and push the carriage towards the blade If the food to be sliced is smaller than 150 mm use the last slice clamp 3 5 HA 810 with Vario Slice Carriage The Vario Slice carriage allows you to slice round products especially narrow ones in a tilted position without a guide rail The procedure for...

Page 24: ... the product in the same way as in the normal position CAUTION The carriage is supported by a servo drive as soon as you push it towards the blade IMPORTANT In the tilted position the laying position on the tray is different to what it is in the normal position 3 5 2 Tilting the Carriage to the Normal Position x Press the Off button to switch off the machine x Hold the carriage with your left hand...

Page 25: ...ram x Open the stop with the slicing thickness control the slice thickness can be read off at the display x Slicing now proceeds like on a manual machine in other words press the food gently against the stop and push the carriage towards the blade x CAUTION The carriage is supported by a servo drive as soon as you push it towards the blade 3 6 The Start Program The start program determines which p...

Page 26: ...ng function 3 rows of 8 slices which is program P3 On changing functions i e by pressing a different button e g Stack the placing pattern is set for the corresponding function The example above would result in the following stacking pattern 2 stacks of 10 slices It is possible to save the various parameters of a function individually by pressing the corresponding function button for a long time Ho...

Page 27: ... the tray x Placing format option x Calibre mode option x Counting mode option in additional menus 3 7 1 The M PLU Additional Menu Access the program menu by pressing buttons M PLU Here in the STANDARD menu item you can change the basic functions relating to fanning distances and positioning on the tray Select Reset to return all functions to the default settings at any time IMPORTANT Always press...

Page 28: ...ce distance to the next row Long fanning Dist slice Slice distance distance to the next slice Cross fanning X Y Y start X start Cross shingling Stacking shingling shingling Dist cross Dist length X start Y start Max height o shingling General Reset Standard Dist slice Dist row X start Y start Slices row X start Y start Dia circle Slices row Round Dist row Dist slice X start Y start Slices row Stan...

Page 29: ...ecial circular fanning features Diameter of the circle through the central points of the slices partial diameter Note The outer diameter of the DA circular fan is the result of the cutting material calibre DK Dm Example Salami DK Ø 60 Set semi circle Dm 100 DK 60 Dm 100 Dm DA 160 X start X0 Smallest distance of the y axis to the slice circle start position in X Y start Y0 Smallest distance of the ...

Page 30: ...alibre mode counting mode menu items by pressing the button If the continuous mode function is activated in the counting mode the Idle time menu item appears additionally Navigation in M menu Placing format Calibre mode Idle time Width Length Auto Semi Off Height Normal Contin Counting mode ...

Page 31: ...y with dimensions 210 x 210 mm To make sure that the tray is covered completely you make the following settings Width 210 mm Length 210 mm The circular fan therefore has a 210 mm outside diameter and is placed centrally onto the tray 3 7 2 2 Calibre mode Option HA 800 The machine has a calibre recognition function Its calibre measuring device measures the greatest length of the cross section of th...

Page 32: ... only be changed in parameter programming c Deactivate OFF The machine now operates with the preset fanning distance and initial placing position of the placing pattern The carriage travel remains constant regardless of the calibre d Partial activation Height XXX Some products flat long products such as bacon require the specification of the product height The calibre recognition only registers th...

Page 33: ...ts the cutting process It continues to do this until one of the following events happens x The specified number of portions has been sliced x All of the food has been sliced or the operator has cancelled the slicing process You can specify the portions in continuous mode repeat mode To do this use the buttons to specify the number of portions If you specify 0 the machine will repeat the process un...

Page 34: ...s plus minus to select the desired PLU program number x Use the slicing thickness control to adjust the slice thickness stored in the PLU x Use the yellow Start button to start the cutting process NOTE To access the standard mode PLU 0000 again from the PLU mode press the PLU button and then press the Reset button immediately You can select the following functions in PLU mode Buttons Function Chan...

Page 35: ... PLU Press the M button to confirm The following menu appears Here you can access the PLU menu item where you can create change or delete placing patterns Example new Use the arrow keys to navigate to new Confirm your selection with the M button The following menu appears Use the buttons to change the preset value to the desired PLU Confirm your selection with the M button You can now program the ...

Page 36: ...on then takes you to the editor where you can determine the value using the buttons Pressing the reset button takes you back to the menu for the selected PLU PLU 1 Mode Stacking X number 2 Slices 10 Pattern Lengthwise Portions 1 X start 0 Y start 10 Dist cross 0 Dist length 100 Strokes min 50 Thickness 10 Idle time 0 ...

Page 37: ... Portions Tray Number of packing units portions With packing machine specification of the number of packing units Without packing machine specification of the number of layers that can be sliced onto each other X start X0 Moves the initial placing point in X direction Y start Y0 Moves the initial placing point in Y direction Dist cross X Delta Crosswise distance distance to the next stack in X Sta...

Page 38: ...enables the operator to take goods from the tray without needing to start the machine again Input is made in steps of 0 5 s Maximum idle time 120 s Special circular fanning features Diameter of the circle through the central points of the slices partial diameter Note The outer diameter of the DA circular fan is the result of the cutting material calibre DK Dm Example Salami DK Ø 60 Set semi circle...

Page 39: ...g distance 20 row distance 100 1 portion slice thickness 1 8 mm slices per minute 50 strokes min PLU 10 Mode Long fanning X number 2 Slices 9 Portion 1 X0 45 Y0 20 DELTA X 100 DELTA Y 20 Strokes min 50 Thickness 18 Idle time 0 Tray X0 Y0 DELTA Y DELTA X Slices X number of rows stacks ...

Page 40: ...ning the machine These scratch metallic surfaces and impair hygiene and slicing performance Use only the cleaners and disinfectants that have been approved by us diluted as specified Do not use any harsh or abrasive cleaners or disinfectants Never use a high pressure or steam cleaner Failure to observe any of these points will invalidate any warranty claims 4 1 Preparing for Cleaning Press the red...

Page 41: ...Tray x Lift the tray as shown in the picture x Move the tray towards the operator and remove it from the machine Placing arm x Remove the star grip while fixing the placing arm to the beater rod x Take the placing arm from the machine Chain frame x Swing the pressing roller away from the limit stop with your right hand x Pull the chain frame upwards by the handle with your left hand and remove it ...

Page 42: ...the guide rail from the carriage Last slice clamp spike plate x Swivel up the last slice clamp as preparation x Loosen the black knurled nut by a few turns x Pull the plate upwards and swing the lower holding bolt out of the slot Taking off the carriage x The limit stop must be completely closed x The carriage must be pulled to the initial position x Fold down the last slice holder x Release the s...

Page 43: ...om the blade with both hands and put it to one side 4 2 Cleaning the Different Parts of the Machine 4 2 1 Blade and Blade Ring WARNING The blade is sharp Only clean it when the carriage is tilted out and the limit stop is closed x Push a dampened cleaning cloth between blade and blade protection ring from the front x Using both hands pull the cleaning cloth against the blade guard ring once or twi...

Page 44: ... x Rub the blade dry with a clean cloth in a similar fashion 4 2 2 Carriage x Clean the bottom of the carriage with a damp cleaning cloth when it is tilted out x Remove the food remains from the carriage surface and then clean it according to the cleaning plan Last slice clamp plate x Use the brush to clean the spiked side x Wipe the smooth back with a cleaning cloth ...

Page 45: ...e x Swing the pressing roller to the side as shown on the picture x Use a brush and cleaning liquid to clean the pressing roller x Turn the pressing roller and fix it again by the gear wheel so that you can clean the whole roller x Use the same procedure on the chain drive cylinder x Carefully clean the scraper fingers while the pressing roller is swung away ...

Page 46: ...by its handle x Use a brush to clean the chains x Move the chains forward by turning the drive cylinder to clean every part of the chains x Put the placing arm on its side on the table x Use the brush to clean the fingers gently x Use the same procedure on the back IMPORTANT Bending the fingers can cause problems during the placing of the slices Clean the removable and non removable parts accordin...

Page 47: ...sprayer Additional safety distance when spraying approx 30 cm 4 b Acid cleaning additional measure Max 3 e g Henkel P3 riskan Goldschmidt Somplex Schaum sauer Foam up manually allow to act for max 12 min Brush Hand sprayer To remove lime scale if necessary Disposable cleaning cloth Rest of machine Hand sprayer Detached parts 5 Rinse Tap water Max temperature 50 C Water hose Detached parts 6 Check ...

Page 48: ...s If you do not observe them you may damage the machine We will not accept any warranty claims if cleaning agents not approved by Graef are used Never clean detachable parts in a dishwasher Assembling the removed machine parts Assemble all the removed parts in the reverse order after cleaning Check carefully that all parts are fitted and fixed correctly Parts that have been improperly fastened can...

Page 49: ...nt the chain frame make sure x That is carefully attached at all three holding points x If necessary turn the clutch hub 2 manually until the coupling engages x When placing on the pressing roller swing it away from the stop limit x Correct position 1 x Correct position 2 1 2 3 1 2 3 ...

Page 50: ... grip A loose carriage can cause injuries to the operator damage the machine and result in poor slicing performance CAUTION Tighten the star grip on the placing arm A loose arm can cause problems and damage the machine x Slide the tray in recess side first 1 under the holding piece as far as possible then push it down onto the holding bolt CAUTION Ensure that the tray fits properly and tightly to ...

Page 51: ...is machine only The machine number and the number on the sharpening device must be identical The blade may only be sharpened by personnel who have been trained to do so 5 1 1 Description of the Blade Sharpener Adjusting wheel Scale x 0 attaching position x 1 sharpening position x 2 honing position Blade sharpener housing Protective cover Clamp arms Knurled screw Honing stone Sharpening stone Blade...

Page 52: ...for sharpening 5 1 3 Sharpening the Blade x Set the blade sharpener to position 0 using the adjusting knob x Put the blade sharpener on the limit stop x Both clamp arms 1 must touch the stop edge at the top x Push the sharpener towards the blade until the bolt head 2 touches the blade ring x Place the blade sharpener with the thumb wheel on the limit stop IMPORTANT The blade can only be sharpened ...

Page 53: ...machine to run for a few revolutions 2 3 seconds until the ridge is removed x After deburring switch off the machine with the red Off button Taking off the blade sharpener x Turn the adjusting knob of the blade sharpener to position 0 IMPORTANT The blade sharpener may only be taken off in this position Otherwise the blade and the sharpener could be damaged x Undo the knurled screw on the blade sha...

Page 54: ...lade is sharp It can cause serious injury even when it is not moving The blade may only be replaced by authorised GRAEF service personnel CAUTION The blade must be replaced when the distance between the blade guard ring and the blade is larger than 6 mm ...

Page 55: ...elivery Chain frame x 2 3 drops in each of the 8 tensioning roller bearings Linear guide rod x Lubricating interval As required whenever the last slice clamp is difficult to move Tray gear rack x Drip some lubricant onto the surface of the rack and rub in with a cotton cloth x Lubricating interval At least once a week ...

Page 56: ...using the wrong blade sharpener x Grinding disks are greasy x Use the blade sharpener that was supplied with the machine The correct blade sharpener will have the same serial number as the machine x Replace the grinding discs with new original ones Clean the blade and machine completely before you start slicing Placing arm makes noises and or jams in the chains x Star grip is loose x Chain frame i...

Page 57: ...de is set to AUTO x Switch to SEMI or HIGH mode Calibre recognition without function x Guide rail is not placed on the carriage x Calibre mode is set to OFF x Mount the guide rail x Switch to AUTO SEMI or HIGH calibre mode Sliced product does not reach the Chain and collects between the pressing roller and the scraper x Product residue has accumulated on the scraper preventing sliced material from...

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