Hobart HL661 Mixer User Manual
Contents
1. 14 Wire Cages 14 6 15 CLEANING aah 16 MAINTENANCE a Reet te 17 etre 17 AdjUS MEN S iann tent 18 TROUBLESHOOTING eE 20 SEVICE ed heed takes eines Hed ennai eae apenas 20 Installation Operation and Care of Legacy 60 Quart Mixers SAVE THESE INSTRUCTIONS GENERAL The Legacy 60 quart mixer series are heavy duty mixers which feature a 2 7 horsepower motor digital Smart Timer a power bowl lift and a 12 attachment hub as standard equipment The Legacy series is available in three models e HL600 is equipped with Stir plus four mixing speeds HL661 is equipped with one mixing speed e 662 is equipped with two mixing speeds A 40 quart bowl and agitators are also available A variety of attachments agitators and accessories are available These are described in a separate Use and Applications Handbook which is furnish2. Lower the front of the wire cage and move the wire cage slightly to the rear so the rear retainer shoes clear the ridge of the drip cup The wire cage can now be removed FRONT CENTER RETAINER SHOE GAP IN CIRCULAR RIDGE PL 41737 1 Fig 6 Wash the wire cage in a sink rinse with clear water and dry with a clean cloth The stainless steel splash guard can be wiped off and or washed with a cloth or sponge using warm soapy water Rinse with clear water and dry with a clean cloth Reinstall Wire Cage 1 Position the ring of the wire cage so the front center retainer shoe is positioned below the gap in the circular ridge of the planetary drip cup Position the grooves so the rear retainer shoes straddle the circular ridge on the planetary drip cup Lift the front of the wire cage so the front center retainer shoe passes up through the gap in the circular ridge on the planetary drip cup Rotate the wire cage to your right until all three retainer shoes straddle the ridge on the drip cup Continue rotating the wire cage so the opening is to the front of the mixer to install the agitators or until it stops at the front center position AGITATORS AND ATTACHMENTS Attachments for attachment hub and agitators are covered in a separate Hobart Legacy Mixer Use and Application Handbook on the Mixer Operator Information CD Follow the instructions accordingly 15 CLEANING WARNING DISCONNECT THE ELECTRICAL POWER TO THE MA
3. PORTION OF THE NATIONAL ELECTRICAL CODE AND OR OTHER LOCAL ELECTRICAL CODES WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES hole for 4 trade size conduit is located at the top of the pedestal Make electrical connections the wiring diagram located on the inside of the top cover Single Phase Mixer e Connect field supply lead wires to L1 and 12 e Connect ground wire to ground lug on the mixer e Cut off stripped portion of L3 on Legacy Mixer and wrap securely with electrical tape to insulate the exposed conductor Three Phase Mixer e Connect field supply lead wires to L1 12 and 13 e Connect ground wire to ground lug on the mixer Check Initial Operation 1 Apply power to the mixer 2 Turn the SPEED dial pointer to STIR for the HL600 and to 1 for the HL661 and HL662 3 Install the bowl and lock into mix position with the Bowl Support all the way up and bowl guard closed Momentarily run the machine by pushing the START and then STOP buttons OPERATION WARNING MOVING AGITATOR IN BOWL KEEP HANDS CLOTHING AND UTENSILS OUT WHILE IN OPERATION DO NOT USE WITHOUT INTERLOCKED GUARD The Legacy mixer is equipped with Smart Timer controls and a power bowl lift Other operating parts Fig 2 and their functions are described throughout the Operation section The Wire Cage must be in position or the mixer will not operate The bowl must stay in locked position
4. and latches To Remove 1 Open the wire cage 2 Lower the bowl by pressing and holding the down arrow on the bowl switch Hold the agitator and pull the plunger of the agitator out Fig 3 Slide agitator down off the agitator shaft POWER BOWL LIFT CAUTION Before lowering the bowl onto a bowl truck always unlock bowl and swing bowl out slightly To raise the bowl the bowl must be in the locked position Push and hold the up arrow on the bowl switch To lower the bowl push and hold the down arrow on the bowl switch To Raise the Bowl While Mixing To raise the bowl while the agitator is mixing the product when required by recipe or when using the Bowl Scraper Attachment 1 Close the wire cage then select a mixing speed on the SPEED dial 2 Select a count down time or HOLD for continuous count up mixing 3 While pressing and holding the up arrow on the bowl switch press and hold the START button The mixer runs only in stir speed while the bowl is rising 4 When the bowl reaches the mix position release the START button The mixer automatically changes to the selected mixing speed Sat PREPARE FOR MIXING 1 2 3 4 Place the mixing bowl the bowl support Pour ingredients into the bowl Swing the bowl back to the locked position DOUGH HOOK ACCESSORY Place the agitator inside the bowl then attach it to the agitator shaft Fig 4 Return the wire cage to front center positi
5. CHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES New mixer bowls and accessories beaters whips and dough arms should be thoroughly washed with hot water and a mild soap solution rinsed with either a mild soda or vinegar solution and thoroughly rinsed with clear water before being used This cleaning procedure should also be followed for bowls and agitators before whipping egg whites or whole eggs The mixer should be thoroughly cleaned daily DO NOT use a hose to clean the mixer it should be washed with a clean damp cloth The base allows ample room for cleaning under the mixer The apron Fig 2 may be removed for cleaning by loosening the thumb screws The drip cup splash guard assembly Fig 2 should be removed periodically and wiped clean For cleaning the Wire Cage refer to page 15 16 MAINTENANCE WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES LUBRICATION SLIDEWAY PLANETARY SEAL Slideway The slideways Fig 7 should be lubricated approximately twice a year To reach these areas fully lower the bowl support and remove the apron which is secured by thumb screws Wipe a thin coat of Lubriplate 630AA on the bowl pad area of the bowl supports and on each slideway Install the apron Planetary Seal Occasionally the planetary seal Fig 7 may become dry and begin to squeak To correct this work a little lubrication mineral oil under the lip of the seal 47 Tra
6. LEGACY Models HL600 66 amp HL662 ML 134145 ML 134218 ML 134219 INSTRUCTION MANUAL 701 5 RIDGE AVENUE TROY OHIO 45374 0001 937 332 3000 gt WWW HOBARTCORP COM FORM 34800 Rev B MARCH 2003 LEGACY 60 QUART MIXER TABLE OF CONTENTS 4 5 Unpacking asec ar cae 5 LiLo 5 El ctrical 6 OPERATION eee 7 CONTOS lt Geet ie eda teed eae cede Lesa 8 11 11 Power 11 Prepare tor MIXING 12 Timer Operation ee 12 Operating eens 13 EE aa
7. ccuracy Adjust the Bowl Agitator Clearance Remove the apron which is secured by thumbscrews Adjust the stop screw on right side Loosen the bottom locking nut Fig 9 and turn the stop screw counterclockwise to increase the clearance or clockwise to decrease the clearance STOP SCREW amp LOCKING NUT Tighten the locking nut while holding the stop screw e After the adjustments are made replace the apron and secure it with the thumbscrews e Reconnect the electrical power supply e Carefully operate the bowl lift several times to check the adjustment Fig 9 19 TROUBLESHOOTING Mixer will not start Agitator touches bowl Planetary seal squeaks Timer displays error code Alternated message of b_in on SPEED display Alternated message of b_up on SPEED display Alternated message of b_gd on SPEED display Possible Causes Circuit protector is in open position check fuse or disconnect switch Mixer is overloaded Wire cage is not in the closed position Bowl is not in closed locked position Bowl is not in closed locked position Improper agitator clearance see Maintenance for adjustment procedure Agitator is not installed properly Seal requires occasional lubrication see Maintenance If the error code is flashing wait for mixer to clear error condition If mixer continues to stop and timer displays flashing error code disconnect electr
8. ed on the Legacy Mixer Operator Training CD provided with each mixer INSTALLATION UNPACKING Immediately after unpacking the mixer check for possible shipping damage If this machine is found to be damaged after unpacking save the packaging material and contact the carrier within 15 days of delivery LOCATION Prior to installation test the electrical service to assure that it agrees with the specifications on the machine data plate Place the mixer in its operating location There should be adequate space around the mixer for the user to operate the controls and to install and remove bowls The area above and to the right side of the mixer should allow the top and side covers to be removed for routine maintenance and servicing Once in position the mixer must be leveled e Remove the two top cover screws and the top cover e Place a level on the top rim of the large pulley Fig 1 Slide shims under the base contact surface of the mixer as required to level it front to back and side to side Do replace the top cover until installation is completed TOP RIM TRANSMISSION FILL PLUG OIL DIPSTICK PL 41739 1 Fig 1 Check Lubrication Before Use This mixer is shipped with oil in the transmission Check oil level before starting mixer Refer to Lubrication on page 17 for applicable lubrication procedures ELECTRICAL CONNECTIONS WARNING ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE
9. ical power from mixer for 1 minute then reconnect If symptoms still exist contact your local Hobart Service office Bowl is not in all the way If message of b_in appears again after a corrective action disconnect electrical power from mixer for 1 minute then reconnect If symptoms still exist contact your local Hobart Service office Bowl is not up all the way If message of b_up appears again after a corrective action disconnect electrical power from mixer for 1 minute then reconnect If symptoms still exist contact your local Hobart Service office Wire cage is not closed completely If message of b_gd appears again after a corrective action disconnect electrical power from mixer for 1 minute then reconnect If symptoms still exist contact your local Hobart Service office Message of HI LOAd Make sure you are not using STIR to develop dough product displays SERVICE If service is needed on this equipment contact your local Hobart Service office FORM 34800 Rev B Mar 2003 20 PRINTED IN U S A
10. nsmission To check the oil level remove the top cover which is secured by two screws Remove the Transmission Fill Plug Fig 8 and check the oil level If the oil level is below the line on the oil dipstick add a small amount of the recommended transmission oil until it returns to the proper level Do not overfill the transmission as leakage may result Contact your local Hobart Service Office for the recommended transmission oil TRANSMISSION FILL PLUG OIL DIPSTICK lt 41793 1 ADJUSTMENTS Agitator Clearance The agitator clearance should be checked periodically The agitator must not touch the bowl and the maximum clearance between the bottom of the bowl and the flat beater is 3 mm the maximum clearance between the bottom of the bowl and the ED dough arm is 5 1 8 mm Install bowl and agitator e g beater If the bowl and beater come into contact before the bowl support reaches its stop adjust the stop screw Refer to Adjust the Bowl Agitator Clearance page 19 18 Measure Clearance Pour enough flour in the bowl to cover the bottom of the bowl where the beater travels With the bowl fully raised beater should not touch the bottom of the bowl briefly run the mixer at the lowest speed Turn off the mixer disconnect the electrical power supply and measure the depth of flour where the beater has traced a path This measurement should be taken at several points around the bowl to assure a
11. odel HL661 Mixer Speeds SPEED 1 MEAT GRIND CHEESE SHRED VEGETABLE SLICE SPEED SELECTOR TIME SELECTOR 66 This speed is for heavy mixtures such as pizza dough This speed is for grinding meat This speed is for shredding cheese This speed is for slicing vegetables Model HL662 With Two Mix Speeds Plus Meat Grind Cheese Shred Vegetable Slice Speeds STARTS MIXER DISPLAYS SELECTED DISPLAYS RAISES AND LOWERS MIX SPEED MIXING TIME MIXING BOWL STOPS MIXER Model HL662 Mixer Speeds SPEED 1 Slow SPEED 2 Low MEAT GRIND CHEESE SHRED VEGETABLE SLICE SPEED SELECTOR TIME SELECTOR 6 This speed is for heavy mixtures such as pizza dough This speed is for developing pizza dough This speed is for grinding meat This speed is for shredding cheese This speed is for slicing vegetables 10 BOWL PLACEMENT The bowl must be installed before the agitator is installed To install the bowl fully lower the bowl support Position bowl so the alignment pins on the left side of the bowl support fit in the holes in the bowl Swing the bowl into the locked position on bowl support AGITATOR To install an agitator the bowl must be on the bowl support and fully lowered To Install 1 Open the wire cage 2 Place the agitator inside the bowl and line up the horizontal slot on the agitator with the agitator shaft pins 3 Slide the agitator up the agitator shaft until it stops
12. on Push and hold the up arrow on the bowl switch until the bowl reaches the mix position and stops The mixer is now ready for mixing See Timer Operation Fig 4 TIMER OPERATION Using the Count Up Mode Continuous Mixing he Turn the SPEED dial to select a mix speed the SPEED setting can be changed at any time during the mixing operation NOTE STIRistobe used for incorporating ingredients Do not use to develop dough products Set the timer on hold by turning the TIME selector counterclockwise until Hold appears in the TIME window Press the START button to begin mixing The timer starts counting forward from 00 00 NOTE wire cage is opened at any time the mixing operation will stop To resume the mixing operation close the wire cage and press the START button Use the STOP button to stop the mixer the mixing time is displayed in the TIME window Press the START button to resume mixing if needed NOTE When the timer reaches 50 00 minutes it will rollover to 00 01 and continue counting until the STOP button is pressed 12 Using the Count Down Mode Timed Mixing 1 Turn the SPEED dial to select a mix speed a b If the count up mode was used for the previous batch the desired time needs to be entered If the count down mode was used for the previous batch the previous time will be displayed If a different time is needed turn the TIME selector to the desired time 2 P
13. on Bowl Support or the mixer will not operate If the Bowl Support is not all the way up mix position the mixer will not operate unless the START button is pressed and held If the Bowl Support is not at the mix position and the START button is pressed and held the mixer will operate only in Stir speed CONTROLS APRON ATTACHMENT HUB WIRE CAGE DRIP CUP SPLASH GUARD ASSEMBLY 4 4 3 AGITATOR oe 2 2 BOWL LOCK LEVER BOWL SUPPORT PL 41746 1 Fig 2 CONTROLS Model HL600 With Four Mix Speeds Plus Stir Speed DISPLAYS SELECTED DISPLAYS RAISES AND LOWERS STARTS MIXER MIX SPEED MIXING TIME MIXING BOWL STOPS MIXER SPEED SELECTOR TIME SELECTOR Praos Model HL600 Mixer Speeds STIR Slow STIR speed is for incorporating ingredients at the start of each mixing process SPEED 1 Low This speed is for heavy mixtures such as pizza dough heavy batters and potatoes SPEED 2 Medium low This speed is for mixing cake batters mashing potatoes and developing bread dough SPEED 3 Medium high This speed is for incorporating air into light batches as well as finishing whipped items SPEED 4 High This speed is for maximum and accelerated air incorporation into light batches Model HL661 With One Mix Speed Plus Meat Grind Cheese Shred Vegetable Slice Speeds STARTS MIXER DISPLAYS SELECTED DISPLAYS RAISES AND LOWERS MIX SPEED MIXING TIME MIXING BOWL STOPS MIXER M
14. ress the START button to begin mixing the timer starts counting down from the set time a To stop the mixer at any time press the STOP button To resume mixing press the START button For example The mixer is started at SPEED 1 for 30 seconds and is stopped after 10 seconds Pressing the START button will resume the mixing operation If the mixer is stopped and a new time setting is entered pressing the START button saves the new time setting on the current speed selection For example The mixer is started at SPEED 1 for 30 seconds 15 stopped after 10 seconds A new time is entered by turning the TIME selector The new time will replace the initial 30 seconds for SPEED 1 after the START button is pressed If the time is changed while mixing the mixer will operate until the new time expires The adjustment to the time will not be stored If speed is changed while mixing the time will change to the previous time for the selected speed and count down NOTE wire cage is opened at any time the mixing operation will stop To resume the mixing operation close the wire cage and press the START button When the timer reaches 00 00 the mixer stops a beeper sounds for 3 seconds The count down timer displays the last entered time OPERATING NOTES STIR is to be used for incorporating ingredients Do not use it to develop dough products If the mixer is stopped during a mixing operation the timer also stops The timer
15. starts again where it left off when the START button is pressed The SPEED window will display the SPEED dial s current speed selection Turn the TIME selector clockwise to take the mixer out of the hold mode 13 UNLOADING 1 Unlock the bowl and swing out slightly Press and hold the down arrow on the bowl switch to lower the bowl Open the wire cage assembly Remove the agitator from the agitator shaft 4 Remove the bowl from the bowl support WIRE CAGE Fig 5 The wire cage can be rotated out of the way to add ingredients or to access the bowl and agitator Note how the grooves on the nylon retainer shoes allow the Wire Cage to ride around the circular ridge of the planetary drip cup To open the wire cage rotate it to your left close the wire cage rotate it to your right until it stops the front center closed position NOTE The wire cage must be returned to the closed position for the mixer to operate DRIP CUP SPLASH GUARD FRONT CENTER RETAINER SHOE ASSEMBLY WIRE CAGE FRONT CENTER POSITION REAR RETAINER SHOE CIRCULAR RIDGE ON PLANETARY DRIP CUP WIRE CAGE ROTATED LEFT PL 41736 1 14 Remove and Clean Wire Cage Fig 6 1 2 Lower the bowl Remove the agitator and bowl While holding the wire cage securely with both hands rotate it to your left until the front center retainer shoe reaches the gap in the circular ridge of the planetary drip cup
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