Twister T4 User Manual
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Twister T4 User Manual

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U S E R M A N U A L
PN: 21-0028_REV02
T W I S T E R T R I M M E R . C O M

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  • Page 1 U S E R M A N U A L PN: 21-0028_REV02 T W I S T E R T R I M M E R . C O M...
  • Page 2 Front Cover: T4 standard speed control edi on on a Trim Saver stand. T W I S T E R T R I M M E R . C O M...

  • Page 3: Table Of Contents

    T A B L E O F C O N T E N T S Important Safety Informa on Machine Overview Stand Conversion Ini al Setup Control Panel Overview Opera on Disassembly Reassembly Inspec ons Cleaning Maintenance Storage Troubleshoo ng Warranty Informa on Speci...

  • Page 4: Important Safety Informa On

    If opera on or appearances di er from this manual, please contact Keirton technical support for assistance (see Contact Us on page 76). Do not allow anyone to use the T4 without this manual. A  rst me user of the T4 should obtain proper training or instruc on from this manual.
  • Page 5 Do not allow water to collect on the ground around the T4. This could cause a slipping hazard. • The T4 is heavy. Always use proper li ing technique. If necessary, use two people to li . • Subs tu ng factory parts with third-party parts may void warranty or result in bodily harm or damage to the T4.
  • Page 6 I M P O R T A N T S A F E T Y I N F O R M A T I O N Operation Safety Information • Ensure the T4 is fully assembled and all guards, covers, and shrouds are in place before opera on. Conduct all pre-opera on inspec ons listed under Step 1: Inspect the T4 on page 20 •...

  • Page 7: Machine Overview

    M A C H I N E O V E R V I E W TUMBLER GUARD LIFTING HANDLE TUMBLER BLADE BELT COVER SIDE PLATE BLADE BELT COVER BOLT CONTROL BOX Fig. 1 BRUSH ADJUSTMENT CLICKER ADJUSTMENT BAR LOCK KNOB ADJUSTMENT VACUUM SHROUD VACUUM...
  • Page 8 M A C H I N E O V E R V I E W ROLLER BRUSH END CAP BLADE END PLATE BLADE END CAP VACUUM SHROUD LOCK PIN Fig. 3 CONTROL BOX LOCK KNOB HOPPER MAGNET DRIVE WHEEL HOPPER PIN CONTROL BOX LOCK PIN BLADE PULLEY...
  • Page 9 CONTROL PANEL HELIX BLADE CONTROL BOX HOUR METER CONTROL BOX SUPPORT BAR CONTROL BOX POWER CABLE Fig. 5 SIDE PANEL T4 with the Trim Saver HOSE CUFF TRIM SAVER 5” HOSE CYCLONE INLET VACUUM ATTACHMENT COUPLING TRIM SAVER STAND Fig. 6 T W I S T E R T R I M M E R .
  • Page 10 M A C H I N E O V E R V I E W T4 with the Leaf Collector VACUUM ATTACHMENT COUPLING FILTER BAGS LEAF COLLECTOR LEAF COLLECTOR LEAF STAND COLLECTOR SWITCH LEVELLING FEET Fig. 7 p g | 8...

  • Page 11: Stand Conversion

    Trim Saver. To convert the Leaf TURN OFF ALL MOTORS, THEN Collector stand: UNPLUG THE T4 AND VACUUM BEFORE CONVERTING THE Ensure the T4 and Leaf Collector are STAND. unplugged and all motors have come to a complete stop. Una ach the T4 and vacuum a achment coupling from the Leaf Collector (see Step 1: Detach the Vacuum on page 24).
  • Page 12 S T A N D C O N V E R S I O N CLOCKWISE ROTATION Fig. 10 Fig. 11 Pull out the impeller* (see Fig. 10). Remove the four bolts a aching the Leaf Collector to the stand (see Fig. 11). Remove the two bolts a aching the Leaf Collector switch to the stand.

  • Page 13: Ini Al Setup

    BEEN COMPLETED. Step 1: Secure the Stand Placement If using mul ple T4s in tandem, it is recommended they be placed on Twister Rails. For a list of available rails, see Rails and Adapters on page 73. Set up the stand where it will operate: •...
  • Page 14 With enough space to set up the vacuum(s). *It is highly recommended to operate the T4 in as cold of an environment as possible. Opera ng the T4 in colder environments will improve the machine’s performance and signi cantly reduce build up on the machine.
  • Page 15 I N I T I A L S E T U P WARNING THE T4 IS HEAVY. IF NECESSARY, USE TWO PEOPLE TO LIFT. Fig. 15 Slide the coupling over the vacuum shroud (see Fig. 16). Tighten the hose clamp around the coupling and shroud.
  • Page 16 I N I T I A L S E T U P Step 3: Place the T4 on the Stand Using two people, li the T4 and place it so it securely sits in the top of the stand. Step 4: Adjust the Tilt Review Tilt Guidelines on page 18.
  • Page 17 Trimmer stand not shown for clarity Step 6: Align the Conveyors/Attach the Hopper To safely feed product into the tumbler, Twister Conveyors or a T4 Hopper are required. For a list of available conveyors, see Conveyors on page 72. If using conveyors: Assemble the conveyors (see the corresponding Twister Conveyor manual).
  • Page 18 I N I T I A L S E T U P If using the Hopper: Align the circular indents under the hopper outlet with the hopper pins on the T4 (see Fig. 23). Place the three rectangular indents at the top of the hopper outlet against the magnets on the T4 (see Fig.
  • Page 19 Li and place the T4 on top of the Leaf Collector stand so the coupling slides over the Leaf Collector Inlet. The control box on the T4 should be on the on the same side as the Leaf Collector outlet (see Fig. 24).
  • Page 20 I N I T I A L S E T U P TILT GUIDELINES Increasing the incline of the T4 will decrease the  ll level of the tumbler and increase throughput. For op mal performance, the T4 should be 1/3 full of product at all mes during opera on.

  • Page 21: Control Panel Overview

    FAULT POWER ON/OFF BLADE SPEED WARNING FAULT BLADE SPEED LIGHT DECREASE BUTTON LIGHT LIGHT INCREASE BUTTON Fig. 25 Earlier T4 Edition (without speed control) EMERGENCY TUMBLER ON/OFF BLADES ON/OFF STOP BUTTON BUTTON BUTTON FAULT WARNING LIGHT LIGHT Fig. 26 T W I S T E R T R I M M E R . C O M...

  • Page 22: Opera On

    Step 1: Inspect the T4 DANGER The following inspec ons should be completed before DO NOT OPERATE THE T4 each use of the T4. Before opera ng, ensure: UNLESS THE MACHINE IS FULLY ASSEMBLED AND ALL PRE- The following are installed: OPERATION INSPECTIONS ARE •...
  • Page 23 The T4 has variable speed control for the tumbler and helix blade rota ons. When the T4 is switched on, both motors will be at 0RPM. To increase the speed levels of each motor, press the tumbler and blade speed increase bu ons. Each speed will be represented by the speed level lights on the control panel: one light represen ng the lowest speed and six lights represen ng the highest (Speed Control Guidelines con nued on next page).
  • Page 24 Clean the T4 (see Cleaning on page 42). If using an earlier edi on T4 without speed control, press the BLADES on/o bu on. If using an earlier edi on T4 without speed control, press the TUMBLER on/o bu on.
  • Page 25 Do not spray the drive wheel as this will cause it to slip on the tumbler. • If dry trimming, use a Vacuum Bypass to reduce suc on and prevent the T4 holding too much product (see Vacuums and Bypass on page 74).

  • Page 26: Disassembly

    D I S A S S E M B L Y The T4 needs to be disassembled to conduct rou ne DANGER cleaning, maintenance, and any repairs. Conduct the following steps in order to disassemble the T4: THE T4 MUST BE UNPLUGGED Step 1: Detach the Vacuum BEFORE DISASSEMBLY.
  • Page 27 Loosen the hose clamp securing the coupling to the vacuum shroud. Pull the coupling o the vacuum shroud (see Fig. 29). vii. Take the T4 o the stand (see Fig. 30). • If using a Leaf Collector: Loosen the hose clamp securing the Leaf collector to the coupling adapter.
  • Page 28 Rotate the T4 back upright. Step 2: Remove the Hopper and Tumbler Guard If using a Hopper, pull it o the T4. Only pull from the bo om of the Hopper to avoid damaging it (see Fig. 35). Remove the tumbler guard:...
  • Page 29 If using a standard edi on T4: Using a  hex key, remove the tumbler guard bolts (see Fig. 36). Push the guard from the bo om up, then pull it o the T4 (see Fig. 36). • If using a stainless steel T4: Using a ...
  • Page 30 D I S A S S E M B L Y Fig. 38 Fig. 39 CAUTION Pull the blade belt cover o the T4 (see Fig 39). THE TUMBLER IS FRAGILE. HANDLE WITH CARE. A DAMAGED Step 4: Remove the Tumbler TUMBLER SIGNIFICANTLY REDUCES PERFORMANCE.
  • Page 31 D I S A S S E M B L Y Fig. 41 Fig. 42 Step 5: Remove the Blade Belt Loosen the control box lock knob (see Fig. 43). Push the control box towards the tumbler to release the tension on the blade belt (see Fig.
  • Page 32 180° so the pins completely retract (see Fig. 48). Push the shroud from the top down, then pull it o the T4 (see Fig. 49). Fig. 47 p g | 3 0 T W I S T E R T R I M M E R . C O M...
  • Page 33 Fig. 49 Fig. 48 Step 8: Rotate the Bed Knife Up Carefully rotate the T4 back upright. Remove one of the adjustment bar lock knobs (see Fig. 50). Support the adjustment bar, then remove the other adjustment bar lock knob.
  • Page 34 Remove the two brush bolts on one end of the brush (see Fig. 53). Remove the brush end cap (see Fig. 53). Pull the brush out of the T4. Fig. 53 p g | 3 2 T W I S T E R T R I M M E R . C O M...

  • Page 35: Reassembly

    R E A S S E M B L Y Conduct the following steps in order to reassemble the DANGER T4. Do not plug in the T4 un l it is fully reassembled. Step 1: Install the Brush THE T4 MUST BE UNPLUGGED DURING REASSEMBLY.
  • Page 36 Pull out and rotate the adjustment bar lock knobs so they are facing straight down (see Fig. 58). Carefully rotate the T4 onto its side so it rests on the adjustment bar. If the vacuum shroud locking pins are not completely retracted, rotate them 90° so they retract.
  • Page 37 Rotate the vacuum shroud locking pins so they pop out and support the vacuum shroud (see Fig. 59). Step 4: Install the Control Box Carefully rotate the T4 back upright. Fig. 59 Place the control box on the control box support bar (see Fig. 60).
  • Page 38 R E A S S E M B L Y TUMBLER GROOVE STRAIGHT LINE Fig. 62 Fig. 63 Step 6: Install the Tumbler Insert the tumbler. Ensure the tumbler groove is on the same side as the control box (see Fig.
  • Page 39 R E A S S E M B L Y Fig. 65 Fig. 66 Tighten the control box lock knob (see Fig. 65). Step 8: Install the Blade Belt Cover Place the blade belt cover over the blade belt and tumbler end (see Fig. 66). Tighten the blade belt cover bolt (see Fig.
  • Page 40 If using a Hopper, align the circular indents under the hopper outlet with the hopper guide pins on the T4 (see Fig. 70). Place the three rectangular indents at the top of the hopper outlet against the magnets on the T4 (see Fig.
  • Page 41 R E A S S E M B L Y Step 10: Attach the Vacuum • If using a Trim Saver, follow the steps under Trim Saver Setup on page 11. • If using a Leaf Collector, follow the steps under Leaf Collector Setup on page 16. T W I S T E R T R I M M E R .

  • Page 42: Inspec Ons

    DANGER following inspec ons should be made on a weekly basis. Ensure the T4 and vacuum are unplugged and all motors TURN OFF ALL MOTORS, have come to a complete stop before conduc ng any THEN UNPLUG THE T4 AND inspec ons.
  • Page 43 Helix Blade Inspections Disassemble the T4 up un l the point rota ng the bed knife up (see Disassembly on page 24). T W I S T E R T R I M M E R . C O M...
  • Page 44 (see Bed Knife Adjustments on page 46). Only perform the paper cut test prior to the T4 being sani zed. Blade Belt Inspections Remove the blade belt cover (see Disassembly on page 24).
  • Page 45 I N S P E C T I O N S Ensure the set screws on both pulleys are ght Ensure the bearings on both pulleys spin smoothly. Tumbler Roller Inspections Remove the blade belt cover and the tumbler (see Disassembly on page 24). Inspect all roller contact surfaces for wear, cracks, or any other damage.

  • Page 46: Cleaning

    To ensure op mal performance of the T4, the machine DANGER should be cleaned between each use. The T4 can be cleaned manually, or it can be le to clean TURN OFF ALL MOTORS, THEN in the Twister UltraClean ultrasonic cleaning system (see UNPLUG THE T4 BEFORE Cleaning Equipment on page 72).
  • Page 47 Allow the sani zer to dry. It is recommended to use the Twister Foam Cannon to most easily spray detergents (see Cleaning Equipment on page 72) Except for the blade pulley and end cap (see Fig. 76). These parts can get wet but may damage if they are directly pressure washed.

  • Page 48: Maintenance

    M A I N T E N A N C E Bed Knife Adjustments DANGER On a properly adjusted T4, the helix blade should have TURN OFF ALL MOTORS, THEN light contact with the bed knife in a self sharpening...
  • Page 49 M A I N T E N A N C E BED KNIFE ADJUSTMENT GUIDELINES • Adjustment clickers are located on the adjustment bar. • Adjustment clickers adjust the bed knife posi on against the helix blade. • Clockwise rota on of the adjustment clickers increases contact with the blades. •...
  • Page 50 M A I N T E N A N C E Once the blade and bed knife are parallel with a paper-thick gap, rotate the blade pulley to spin the blade (see Fig. 79). There should be no resistance between the blade and the bed knife. Slowly turn the adjustment clickers clockwise an addi onal 5-10 clicks.
  • Page 51 To adjust the blade: Ensure the T4 and vacuum are unplugged and all motors have come to a complete stop. Disassemble the T4 up to the point of removing the brush (see Disassembly on page 24).
  • Page 52 CAUTION decreased trim quality. To replace the bed knife: IF THE BED KNIFE BECOMES Ensure the T4 is unplugged and all motors DAMAGED, REPLACE WITH A NEW have come to a complete stop. Completely disassemble the T4 (see BED KNIFE.
  • Page 53 Every 600 hours, the helix blade and bearings must be replaced. To replace the blade and bearings: Ensure the T4 is unplugged and all motors have come to a complete stop. Completely disassemble the T4 (see Disassembly on page 24).
  • Page 54 M A I N T E N A N C E Fig. 87 Fig. 88 Middle crossbar not shown for clarity CAUTION Remove the blade pulley wheel. Remove the blade nut: Place a non-metal bar between DO NOT USE A METAL BAR TO the blades so the blade does not HOLD THE BLADES IN PLACE.
  • Page 55 (see Fig. 91) Remove the bed knife end pins and nuts on both sides of the T4 by loosening the end pins with a  ” hex key. Leave the adjustment bolts in the blade end plates (see Fig. 92).
  • Page 56 Fig. 95 Remove the six outer bolts on both blade end plates (see Fig. 94). Pull both end plates out of the T4 and remove the blade (see Fig. 95). Remove the bearing seals from both end plates (see Fig. 96).
  • Page 57 M A I N T E N A N C E GREASE NIPPLE Fig. 97 Fig. 98 Insert a new wave washer into the blade pulley-side end plate (see Fig. 99). Insert a new O-ring into the other end plate (see Fig. 100). Insert new bearings into the end plates (see Fig’s 99 and 100).
  • Page 58 M A I N T E N A N C E Insert one end plate into the T4 (see Fig. 101). Place the six outer bolts in the end plate Do not ghten them yet. (see Fig. 101). Insert the new blade into the end plate (see Fig.
  • Page 59 M A I N T E N A N C E Fig. 104 Fig. 105 Align the bed knife and adjustment bar with the adjustment bolts in the end plates (see Fig. 105). Place the bed knife pins through washers, then into the bed knife adjustment bolts (see Fig. 105). Do not ghten the bed Tighten both pins with a hex key, then ghten both nuts.
  • Page 60 When the blades are replaced, the bearings require greasing. To grease the blade bearings, Geralyn FMG 387 Food Grade Lubricant (or equivalent) is needed. To grease the blades: Ensure the T4 is unplugged and all motors have come to a complete stop. Remove the blade belt cover (see Disassembly on page 24).
  • Page 61 Fig. 110 Drive Wheel Replacement Ensure the T4 is unplugged and all motors have come to a complete stop. Remove the control box from the T4 (see Disassembly on page 24). Using a  : hex key, loosen the drive wheel set screw (see Fig. 109).

  • Page 62: Storage

    S T O R A G E When not in use, the T4 should be stored using the following guidelines to ensure the longevity of the machine: • Before storage, clean the T4 (see Cleaning on page 44). • Before storage, ensure the machine is dry.

  • Page 63: Troubleshoo Ng

    • The bed knife is damaged. Solution: Ensure the T4 is unplugged and all motors have come to a complete stop. Inspect if the drive wheel is loose. If it is T W I S T E R T R I M M E R . C O M...
  • Page 64 The helix and bed knife contact each other too much. Solution: Ensure the T4 is unplugged and all motors have come to a complete stop. Completely disassemble the T4 (see Disassembly on page 24). Inspect if the blades are dirty. If they are dirty, clean them (see Cleaning on page 44).
  • Page 65 Solution: Spray the brush with water more frequently during wet trimming. If spraying the brush more frequently does not solve the problem, clean the T4 more frequently (see Cleaning on page 44). If frequent cleaning does not solve the problem, operate the T4 in a colder environment.
  • Page 66 T R O U B L E S H O O T I N G Solution: Ensure the T4 and vacuum are unplugged and all motors have come to a complete stop. If the vacuum outlet is too close to a wall, relocate the vacuum at least 4 from any wall.
  • Page 67 If the blade motor is on, ensure the vacuum is on and suc on is high (see Suc on from the Vacuum Seems Weak on page 63). If the suc on is high, power down and unplug the T4, and wait for all motors to come to a complete stop.
  • Page 68 • The T4 is overloaded because the helix blade has become stuck. • The T4 is overloaded because there is too much fric on between the bed knife and helix blade. Solution: Ensure the T4 and vacuum are unplugged and all motors have come to a complete stop.
  • Page 69 The brush is not spinning freely. Solution: Ensure the T4 and vacuum are unplugged and all motors have come to a complete stop. Ensure the drive wheel is contac ng the tumbler and seated in the center of the tumbler groove (see Step 7: Re-engage the Drive Wheel on page 36).

  • Page 70: Warranty Informa On

    The warranty period will begin on the date the machine is purchased by the ini al purchaser. The T4 warranty defects can be remedied at any authorized service dealer or directly by Keirton. Any original parts deemed to be defec ve will be replaced free of charge.
  • Page 71 Allow only persons who understand this manual to operate the T4. Keirton claims no liability for any damage or injury that results from the use of the T4 by persons who have not read and understood the cau ons, warnings, and danger no ces contained in this manual or through any misuse of the T4. You Please keep yourself safe! are responsible for your safety while opera ng this machine.

  • Page 72: Speci Ca Ons

    S P E C I F I C A T I O N S North American Speci cations (Speed Control Editions) Product Number North American Standard Edi on 02-10023C North American Stainless Edi on 02-10053B Cer  ca ons Cer  ca ons CSA, UL, FCC Dimensions Machine Height...
  • Page 73 S P E C I F I C A T I O N S European Speci cations (Speed Control Editions) Product Number European Standard Edi on 02-10022B European Stainless Edi on 02-10059A Cer  ca ons Cer  ca ons CE, RoHS Dimensions Machine Height...

  • Page 74: Spare Parts And Accessories

    S P A R E P A R T S A N D A C C E S S O R I E S Cleaning Equipment Item Product Number Twister Foam Cannon 25-0024 Twister UltraClean - North American Three Phase Model 02-10019A Twister UltraClean - North American One Phase Model 02-10030A Twister UltraClean - European Model 02-10031A...
  • Page 75 Trim Saver 70 Micron Filter Bag 23-0217 Trim Saver 40 Micron Filter Bag 23-0247 T4 Tumbler - Standard  ” Slots 24-0304-01-P T4 Tumbler - Narrow  ” Slots 24-0143-00-P T W I S T E R T R I M M E R . C O M...
  • Page 76 Product Number T4 Trim Saver Stand 24-0139-P Vacuums and Bypass Item Product Number T4 Trim Saver Vacuum - North American Model 23-0201-01-P T4 Trim Saver Vacuum - European Model 23-010025A T4 Leaf Collector - North American Model 23-0170-03-P T4 Leaf Collector - European Model...

  • Page 77: Conveyor And Rails Guide

    When mul ple T4s are lined up on Twister rails, depending on the number of T4s, only certain Twister conveyors will be compa ble. Below is a guide of which conveyors are best suited for each type of T4 setup:...

  • Page 78: Contact Us

    C O N T A C T U S Keirton technical support is available between 7 a.m. and 7 p.m. Paci c Standard Time seven days a week at: 1-888-254-3204 • support@keirton.com • p g | 7 6 T W I S T E R T R I M M E R . C O M...
  • Page 79 T W I S T E R T R I M M E R . C O M...
  • Page 80 T W I S T E R T R I M M E R . C O M...

This manual is also suitable for:

02-10022b02-10059a02-10023c02-10053b

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