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Oliver MODEL 777-NT User's Operating And Instruction Manual

Variety slicer
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Walker, Michigan, U.S.A. 49534-7564
USER'S OPERATING AND INSTRUCTION MANUAL
MODEL 777-NT
VARIETY SLICER
0777S20000-CV5

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  • Page 1 Walker, Michigan, U.S.A. 49534-7564 USER’S OPERATING AND INSTRUCTION MANUAL MODEL 777-NT VARIETY SLICER 0777S20000-CV5...

  • Page 2: Table Of Contents

    777-NT Variety Slicer INDEX Section Description Document No. Page No. SAFETY INSTRUCTIONS ----------------------------------- 0777S20034 -------------- 1-1 DESCRIPTION/SPECIFICATIONS -------------------- -- 0777S20035 ---------------- 2-1 Description -------------------------------------------------------------------------------------- 2-1 Specifications----------------------------------------------------------------------------------- 2-1 INSTALLATION INSTRUCTIONS --------------------- 0777S20036 ---------------- 3-1 Removing the Slicer from the Shipping Platform ------------------------------------- 3-1 Installing the Rubber Feet ------------------------------------------------------------------ 3-2 Installing Optional Casters ----------------------------------------------------------------- 3-2 OPERATING INSTRUCTIONS ----------------------------...
  • Page 3 777-NT Variety Slicer INDEX (Continued) Section Description Document No. Page No. REPLACEMENT PARTS SECTION (CONTINUED ASSEMBLY DRAWING (HOLDDOWN & PUSHER) -- 0777S20042 ----- 9-1 REPLACEMENT PARTS (HOLDDOWN & PUSHER) -- 0777S20042 ----- 9-2 ASSEMBLY DRAWING (ROCKER & PULLEY) --------- 0777S20043 ---- 10-1 REPLACEMENT PARTS (ROCKER &...

  • Page 4: Safety Instructions

    777-NT Variety Slicer SAFETY INSTRUCTIONS WARNING VARIOUS SAFETY DEVICES AND METHODS OF GUARDING HAVE BEEN PROVIDED ON THIS MACHINE. IT IS ESSENTIAL HOWEVER THAT THE MACHINE OPERATORS AND MAINTENANCE PERSONNEL OBSERVE THE FOLLOWING SAFETY PRECAUTIONS. IMPROPER INSTALLATION, MAINTENANCE, OR OPERATION OF THIS EQUIPMENT COULD CAUSE SERIOUS INJURY OR DEATH. 1.

  • Page 5: Description/Specifications

    DESCRIPTION/SPECIFICATIONS Description The Oliver Variety Slicer is a compact, sturdy, time tested design, which has been used in bakeries world wide for many years. It is easy to operate and allows the slicing of virtually all varieties of bread, quickly and cleanly, with a spring fed pusher that gently moves the product through the knives followed by a automatic shut off.
  • Page 6 777-NT Variety Slicer Product Capacities: Up to 16” long, 10-1/2” wide and from 3-1/2 to 6” high. Electrical Options Available: 1 phase, 60 hz, 115VAC, 6 Amps. 1 phase, 60 hz, 230VAC, 3.5 Amps. Others Available consult factory. Standard Slice Spacings 7/16, 1/2, 9/16 Optional Slice Spacings (At additional cost) 1/4, 5/16, 3/8, 5/8, 3/4, 7/8, 1”...

  • Page 7: Installation Instructions

    777-NT Variety Slicer INSTALLATION INSTRUCTIONS CAUTION THE SLICER IS HEAVY, USE PROPER TECHNIQUE WHEN LIFTING. KEEP BACK STRAIGHT, KNEES BENT, AND LIFT WITH LEGS. USE GLOVES TO PROTECT HANDS. Removing the Slicer from the Shipping Platform Lift the slicer off the shipping platform with one person on each side of the slicer. Set the slicer down on a level floor.

  • Page 8: Installing The Rubber Feet

    777-NT Variety Slicer Installing the Rubber Feet Remove the rubber feet from the accessory package and insert the plugs into the holes in the leg bottoms, see below. Carefully restore the machine to the upright position. Installing Optional Casters Remove the casters, caster brackets and hardware from the accessory package. Insert the studs of the brackets, see figure below, through the holes provided on the base of the slicer.

  • Page 9: Operating Instructions

    777-NT Variety Slicer OPERATING INSTRUCTIONS CAUTION ALWAYS USE CARE WHENEVER WORKING NEAR THE CUTTING KNIVES. To operate the slicer, stand on the discharge side, grasp the lever with the right hand, see below, pull it down as far as it will go and hold it there. With the left hand place the loaf of bread in front of the pusher.
  • Page 10 777-NT Variety Slicer CAUTION THE KNIVES ARE EXTREMELY SHARP. DO NOT TOUCH MOVING OR STATIONARY KNIVES. The motor and slicer knives will stop automatically when the pusher comes to its full forward position. Remove the loaf from the table and bag or wrap the product. Use the same procedure for each loaf.

  • Page 11: Troubleshooting

    777-NT Variety Slicer TROUBLESHOOTING WARNING ALWAYS DISCONNECT THE SLICER FROM THE POWER SUPPLY BEFORE ATTEMPTING ANY TYPE OF MAINTENANCE TASK, INCLUDING TROUBLESHOOTING. The Slicer Will Not Start (Motor Is Not Humming) • The machine is not plugged in. • There is no power at the outlet. (Check by plugging in a small working appliance, like a lamp.

  • Page 12: The Slicer Will Not Start (Motor Is Humming)

    777-NT Variety Slicer • The upper limit switch is not being made. (Adjust the limit switch screws as required to correct the problem, see above illustration.) The Slicer Will Not Start (Motor Is Humming) CAUTION DO NOT ALLOW THE MOTOR TO HUM WITHOUT STARTING. THE MOTOR CAN BE PERMANENTLY DAMAGED BY OVERHEATING.

  • Page 13: Bread Slices Vary In Thickness

    777-NT Variety Slicer Bread Slices Vary in Thickness • The blade frames are out of adjustment. (See the “Maintenance” section of this manual under “Adjusting the Blade Frames When Slices Vary in Thickness” on how to perform this adjustment.) The Blade Frames Are Knocking •...

  • Page 14: Maintenance

    777-NT Variety Slicer MAINTENANCE WARNING ALWAYS DISCONNECT THE SLICER FROM THE POWER SUPPLY BEFORE ATTEMPTING ANY TYPE OF MAINTENANCE TASK. Cleaning Use a mild detergent solution to clean all exterior surfaces and empty the crumb tray daily or more often if necessary. Periodically remove both tables and the crumb chute and then brush, blow, (if compressed air is available), or wipe all foreign material from all surfaces, especially from moving parts.
  • Page 15 777-NT Variety Slicer Removing the Blade Frames (Continued) Always start by removing the discharge side blade frame first. Both blade frames should be removed from the discharge side of the machine. You should remove the discharge side blade frame completely from the machine before starting on the infeed side blade frame.
  • Page 16 777-NT Variety Slicer CAUTION THE BLADES ARE EXTREMELY SHARP. ALWAYS HANDLE BLADE FRAMES WITH CARE. The blade frame can now be carefully lifted from the slicer. See below. The remaining blade frame can be removed in the same manner. 0777S20039...

  • Page 17: Replacing The Blade Frames

    777-NT Variety Slicer Replacing the Blade Frames Replacement of the blade frames is done by reversing the removal procedures. Ensure That the feet of the blade frames rest snuggly on the swing shafts and that you have included the belleville washers with the eye bolts. NOTE WHEN INSTALLING THE BELLEVILLE WASHERS, THEY MUST BE PLACED SO THAT THE CROWN IS UP AS SHOWN IN THE ILLUSTRATION BELOW.

  • Page 18: Changing The Blades

    777-NT Variety Slicer Changing the Blades CAUTION THE BLADES ARE EXTREMELY SHARP. ALWAYS HANDLE THEM WITH CARE. NOTE DO NOT INTERCHANGE THE TWO BLADE FRAMES. REPLACE THE BLADE FRAME TO THE SAME SIDE OF THE MACHINE AS IT WAS TAKEN FROM NOTE WHEN CHAINGING BLADES FIRST NOTE THE DIRECTION THE SHARPENED EDGES ARE FACING ON THE BLADE FRAME.
  • Page 19 777-NT Variety Slicer Changing the Blades (Continued) The new knife can be installed by reversing the removal procedure. A paper clip can be used to hold the knife in position on the lower pin to ease installation. See the illustration below.

  • Page 20: Tightening The Belt

    777-NT Variety Slicer Tightening the Belt CAUTION OVER-TIGHTENING THE DRIVE BELT MAY CAUSE BEARING OR MOTOR FAILURE. Remove the crumb tray from the slicer. Locate the adjustment nut at the lower end of the motor mounting plate, see below. Turn the adjustment nut clockwise with a wrench to increase tension on the drive belt.

  • Page 21: Replacing The Belt

    777-NT Variety Slicer Replacing the Belt Remove the infeed table, crumb chute, and discharge table. First remove the four black knobs securing the tables, (see the illustration below). In addition to the knobs the infeed and discharge tables are held in place by friction so pull the infeed table straight out and hard to separate them.

  • Page 22: Adjusting The Blade Frames When Slices Vary In Thickness

    777-NT Variety Slicer The new belt can be installed by reversing the removal procedure. Refer to the “Tightening the Belt” section to adjust the tension on the drive belt. Adjusting the Blade Frames When Slices Vary in Thickness Remove the discharge table from the slicer. Loosen, but, do not remove the two locking cams which secure the blade frame to the swing shaft.

  • Page 23: Adjusting The Clearance Between The Blade Frames

    777-NT Variety Slicer Adjusting the Clearance Between the Blade Frames The distance between the blade frames is adjusted by rotating the eccentric pins located above the blade frames. Two wrenches are used to do this. One wrench is used to keep the eccentric pin from rotating while the second is used to loosen the lock nut on the end of the pin.

  • Page 24: Recommended Spare Parts

    Bearing-Driven Pulley 0797-0058-019 Stud-Driven Pulley 6904-6001 Gasket-Driven Pulley 0797-0071-4 Rod-Connecting 0797-0057-219 Stud-Swing 5220-4040 Bearing-Rocker Shaft 5220-0042 Bearing-Swing Shaft 6301-3609* Motor-1/2 HP, 1-60-115/230 5757-8140 Switch-Limit *For Other Electrics Contact the Factory For Service Parts Call Oliver Products @ 800-253-3893 Rev. 1/20/09 0777S20040...
  • Page 25 777-NT Variety Slicer REV. 3/30/09 0777S20041...
  • Page 26 WASHER-FLAT 3/8” 18-8 STST 5851-9306 WASHER-LOCK 5/16” STST 18-8 5851-9358 BUMPER-#242ATLANTIC INDIA RBBR 5902-0001 HUB-PUSHER 0777-0121-1 LEVER-PUSHER 0711-0024 KNOB-BALL 1-7/8” DIA 3/8-24BR INS 5911-7002 KNOB-KNRLD ¼-20 TAP 1-3/8 DIA 5911-7000 For Service Parts Call Oliver Products @ 800-253-3893 REV. 3/30/09 0777S20041...
  • Page 27 BRACKET-CASTER MTG 0777-0947-001 NUT – ACCORN ¼-20NC STST 5832-0520 WASHER LOCK ¼” STST SPRING 5851-9357 CASTER-SWIVEL 2-1/2” DIA (NSF) 5902-2347 CASTER-SWIVEL 2-1/2” W/BRK. (NSF) 5902-2348 * Specify Slice Thickness For Service Parts Call Oliver Products @ 800-253-3893 REV 3/30/09 0777S20041...
  • Page 28 777-NT Variety Slicer (HOLDDOWN & PUSHER) 0777S20042...
  • Page 29 0777-0066 SCREW-PIVOT 0777-0068-001 WASHER-LOCK 5/16” STST 18-8 5851-9358 STUD-HOLDDOWN PIVOT 0777-0067-001 YOKE-SWING (PWDR COATED WHITE) 0777-0078-001 PIN-YOKE 0777-0033-001 RING-RETAINING TRUARC#5100-50H 5840-2837 LINK-PUSHER (STST) 0777-0912-001 LINK-PUSHER (STST) 0777-013-001 CLIP-STST 0777-0085-001 For Service Parts Call Oliver Products @ 800-253-3893 REV. 03/09/09 0777S20042...
  • Page 30 ARM-SWITCH OPERATOR 0777-0119-2 SPRING-STD. 9/16x2 13/16 PRINT 4605-1000-003 BEARING-SINT BRNZ SLV 5254-0167 NUT-HEX FULL 5/16-18NC FIN STST 5832-0521 SCREW-HEX HD ¼-20 X 5/8 STST 5843-1002 SCREW-HEX HD 5/16-18 X ¾ 5842-1528 Rev.4/11/18 For Service Parts Call Oliver Products @ 800-253-3893 0777S20042...
  • Page 31 AXLE 0777-0983 NUT-ACCORN 3/16 {10-24} STST 5832-0585 SCREW FLAT HD 10-24 X 3/8 STST 5843-5067 SCREW-SLTD TRSHD MACH 10x1/2SS 5843-5385 WASHER-#10 STST INTRNL TTH LOCK 5851-9394 *SPECIFY SLICE THICKNESS For Service Parts Call Oliver Products @ 800-253-3893 REV. 04/23/18 0777S20042...
  • Page 32 777-NT Variety Slicer (ROCKER & PULLEY) 0777S20043 10-1...
  • Page 33 SCREW-STST HEX HD M10 X 40MM 8843-0331 ROCKER (METRIC) 0777-0047-3 SCREW-HEX HD M6 X 16MM DIN 933 8842-0544 WASHER-STST FLAT M25.4 8851-8495 WASHER-SPRING LOCK M6 DIN 127B 8851-9414 SHAFT-SWING 0730-0024-001 COLLAR-HOLD DOWN 0797-0031-002 COLLAR-LOCATING 0797-0031-003 For Service Parts Call Oliver Products @ 800-253-3893 0777S20043 10-2...
  • Page 34 RING-SNAP (EXTERNAL) 5840-2825 BEARING-MET BALL SKF #6205-2RS 5220-5040 RING-RETAINING TRUARC#N5000-200 5840-1040 SCREW-HEX HD M10 X 20MM DIN933 8842-0583 WASHER-FLAT M10 DIN 9021 8851-8418 WASHER-SPRING LOCK M10 DIN127B 8851-9418 For Service Parts Call Oliver Products @ 800-253-3893 REV 1/20/09 0777S20043 10-3...
  • Page 35 777-NT Variety Slicer (BLADE FRAME) 0777S20044 11-1...
  • Page 36 WASHER-7/8 STST BELLEVILLE SPRI 5852-0050 KNOB-KNRLD1/4-20TAP 1-3/8”DIA. 5911-7000 CHUTE 0777-0073-1 TABLE – INFEED 0777-0074-001 601* TABLE 0777-0024-0XX 603* BLADE FRAME 0797-0300-0XX BLADE-TYPE A 0797-0029-1 PIN-STST METRIC BLADE FRAME 0797-0059-2 *SPECIFY SLICE THICKNESS For Service Parts Call Oliver Products @ 800-253-3893 0777S20044 11-2...
  • Page 37 ELECTRICAL SINGLE PHASE Wiring Diagram (Single Phase) Parts List 1/2 HP, 115 VAC, 60 Hertz, 1 Phase ITEM NO PART DESCRIPTION PART NUMBE Motor-1/2 HP 6301-3609 Pulley-Motor 4575-7103-2001 Belt-V 4L290 5601-1119 Parts List 1/2 HP, 230 VAC, 60 Hertz, 1 Phase ITEM NO PART DESCRIPTION PART NUMBE...
  • Page 38 ELECTRICAL BOX ASSEMBLY DRAWING PARTS LIST 0777S20047...
  • Page 39 777-NT Variety Slicer ELECTRICAL THREE PHASE Wiring Diagram (Three Phase) Assembly Drawing (Three Phase Electrics) 0777S20046 13-1...
  • Page 40 ITEM NO PART DESCRIPTION PART NUMBER Motor-1/2 HP 6301-3800 Pulley-Motor 4575-7103-2003 Belt-V 4L290 5601-1119 Switch-Starter Magnetic 5709-8827 Heater-Overload 5708-2166 Cord-Power Switch-Limit 5757-8140 Fitting-Offset Nipple Fitting-90 Deg. Elbow Fitting-Straight Switch-Manual 5757-9325 For Service Parts Call Oliver Products @ 800-253-3893 0777S20046 13-2...
  • Page 41 THIS PAGE WAS INTENTIONALLY LEFT BLANK. GEN020319...
  • Page 42 WARRANTY PARTS Oliver Packaging & Equipment Company warrants that if any part of the equipment (other than a part not manufactured by Oliver) proves to be defective (as defined below) within two years after shipment, and if Buyer returns the defective part to Oliver Packaging & Equipment within two years, Freight Prepaid to Oliver Packaging &...
  • Page 43 4. The service dealer will then complete an invoice and send it to the Parts and Service Department at Oliver Packaging & Equipment Company. 5. The Parts and Service Manager of Oliver Packaging and Equipment Company will review the invoice and returned parts, if applicable, and approve for payment.
  • Page 44 This policy applies to all parts returned to the factory whether for warranted credit, replacement, repair or re-stocking. Oliver Packaging and Equipment Company requires that the customer obtain a Return Material Authorization (RMA) number before returning any part. This number should appear on the shipping label and inside the shipping carton as well.

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