Twister T-ZERO Configuration guide

T-ZERO
Maintenance and
Cleaning Manual
21-10098A_REV00
Version 1.0 March 2020

TABLE OF CONTENTS
Warranty Information .......................................................................................................................... 3!
Important Safety Information .............................................................................................................. 4!
General ............................................................................................................................................ 4!
Combustible Dust Hazard ................................................................................................................ 4!
Before Cleaning the T-ZERO .......................................................................................................... 5!
While Cleaning the T-ZERO ............................................................................................................ 5!
System Overview ............................................................................................................................... 6!
Trimmer Overview ............................................................................................................................. 7!
Horizontal Cyclone Overview ............................................................................................................. 9!
HEPA Filter Stack (HFS) Overview .................................................................................................. 10!
Conveyor Overview .......................................................................................................................... 11!
Engineering Mode ............................................................................................................................ 12!
Engineering Mode Functions ........................................................................................................ 13!
Adjusting the Tilt on the T-ZERO ..................................................................................................... 20!
Conveyor adjustments ...................................................................................................................... 23!
Adjusting the Conveyor Height ...................................................................................................... 23!
Adjusting Feed Conveyor Chute .................................................................................................... 24!
Adjusting Belt Tension on the Conveyor ....................................................................................... 25!
Adjusting Conveyor Sidewall Height .............................................................................................. 25!
Disassembling the T-ZERO .............................................................................................................. 27!
Reassembling the T-ZERO .............................................................................................................. 34!
Cleaning the T-ZERO ....................................................................................................................... 36!
Cleaning Conveyors ......................................................................................................................... 38!
Cleaning the Cyclone and Ducting ................................................................................................... 39!
Inspecting the Trimmer ..................................................................................................................... 42!
Weekly Trimmer Inspection Procedure ......................................................................................... 42!
Long Term Maintenance ................................................................................................................ 44!
Inspecting the HEPA FILTER STACK .............................................................................................. 45!
Weekly HFS Inspection Procedure: ............................................................................................... 46!
Long Term Maintenance ................................................................................................................ 47!
Inspecting the Cyclone ..................................................................................................................... 48!
Long Term Maintenance ................................................................................................................ 48!
Inspecting the Conveyors ................................................................................................................. 49!
Mechanical Adjustments .................................................................................................................. 50!
Adjusting the Rollers ...................................................................................................................... 50!
Adjusting the Blade Contact .......................................................................................................... 58!
Adjusting the Blade Belt Tension ................................................................................................... 60!
Adjusting the Tumbler Belt Tension ............................................................................................... 61!
Recalibrating the Tilt Sensor ......................................................................................................... 62!
Adjusting the Pulse Jet Settings .................................................................................................... 63!

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Troubleshooting ................................................................................................................................ 66!
Trim Made Its Way to the HEPA Filter Stack ................................................................................. 66!
Motor Won’t Turn On ..................................................................................................................... 66!
Tumbler Hitting Blades or Vacuum Bar ......................................................................................... 67!
Trim Quality is Low ........................................................................................................................ 67!
Product is Sticking to the Inside of the Tumbler ............................................................................ 68!
Tumbler is Bouncing Around While Rotating ................................................................................. 69!
Appendix .......................................................................................................................................... 70!
Product Specifications ................................................................................................................... 70!
Material Specifications ................................................................................................................... 71!
Air Requirements – Pulse Jet ........................................................................................................ 72!
T-ZERO Spare Parts ........................................................................................................................ 73!
Spare Parts Kit .............................................................................................................................. 73!
Additional (Non-Critical) Spare Parts ............................................................................................. 75!
Service Parts Replacement and Service Schedule .......................................................................... 78!
Contact Us ........................................................................................................................................ 82!

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WARRANTY INFORMATION
Keirton Inc® will repair or replace any parts proven defective in material or workmanship
without charge for a period of one year.
The warranty period will begin on the date the T-ZERO is commissioned by Keirton or
delivered to the original purchaser without an installation agreement. T-ZERO warranty defects
can be remedied at any authorized service dealer or directly at the manufacturer. Any service
work performed and deemed valid due to a defective part will be free of charge. Keirton
reserves the right to use any manufacture-approved replacement part for warranty repair.
If warranty repair is required, contact Keirton at 1-888-254-3204 or [email protected] with
the following information:
Model and serial number
Proof of purchase date
Details of the defect or problem (including photos, video, etc.)
The T-ZERO or the defective part must be returned to Keirton for analysis and replacement.
DO NOT RETURN DEFECTIVE T-ZERO PARTS TO THE MANUFACTURER FOR
REPAIR OR WARRANTY CLAIMS UNLESS YOU HAVE BEEN AUTHORIZED BY
KEIRTON TO DO SO.
You may be denied warranty coverage if your T-ZERO has failed due to the following:
- Abuse
- Accidental damage
- Improper installation
- Improper electrical connection
- Improper maintenance
- Neglect
- Normal wear
- Unapproved modifications
Keirton assumes no risk and shall be subject to no liability for damages or loss resulting from
the specific use or application of the product. In no event will Keirton be liable for any special,
incidental, or consequential damages (including loss of use, loss of profit and claims of third
parties) however caused, whether by negligence of Keirton or otherwise. If you have any
questions regarding you warranty rights and responsibilities, contact Keirton.
The T-ZERO is intended for use on legal aromatic herbs and hops. Check all municipal,
provincial or state, and federal laws and regulations before using the T-ZERO. Keirton does not
promote or condone the use of the T-ZERO in any way that may be deemed illegal.
Allow only persons who have read and understood this manual to operate the T-ZERO. Keirton
claims no liability for any damage or injury that results from the use of the T-ZERO by persons
who have not read and understood the cautions contained in this manual or through any
misuse of the T-ZERO. You are responsible for your safety while operating this T-ZERO. Keep
yourself safe!
To receive maximum performance and satisfaction from the T-ZERO, it is important that you
read and understand the safety and maintenance precautions in this manual before using the
T-ZERO.

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IMPORTANT SAFETY INFORMATION
GENERAL
This Maintenance and Cleaning Manual is for the Twister T-ZERO trimming system.
The T-ZERO is a high-powered machine that requires special safety precautions to be
practiced while in operation to prevent injury.
The T-ZERO uses an industrial grade HEPA Filter Stack and fan. It is your responsibility to
understand and take the necessary precautions to minimize the inherent risks associated
with combustible dust. Contact Keirton or your local Authority Having Jurisdiction (AHJ) for
further information on your responsibility and liability while using the T-ZERO.
IMPROPER USE OF THE T-ZERO MAY CAUSE SERIOUS OR FATAL INJURY. Read
the precautions and warning labels before operating the T-ZERO.
DO NOT TAMPER WITH OR BYPASS SAFETY SYSTEMS. FAILURE TO ABIDE
COULD CAUSE FATAL INJURY!
A first-time operator should receive proper instruction before using the T-ZERO.
DO NOT OPERATE UNDER THE INFLUENCE OF ALCOHOL OR DRUGS.
Follow routine maintenance schedule.
DO NOT REMOVE SAFETY LABELS. REPLACE SAFETY LABELS IF THEY
BECOME DAMAGED OR OBSCURED.
Lock out power to the T-ZERO before trying to free any jammed parts, disassembly, or
performing maintenance.
DO NOT PROCESS ANYTHING OTHER THAN PLANT MATTER. THE T-ZERO IS
DESIGNED ONLY FOR PLANT MATTER. ANY FOREIGN OBJECTS CAN CAUSE
SERIOUS INJURY OR DAMAGE TO THE T-ZERO!
COMBUSTIBLE DUST HAZARD
Cannabis has been tested by an independent lab under worst-case conditions to be a
class ST1 combustible dust.
IT IS THE RESPONSIBILITY OF THE CUSTOMER TO ENSURE ANY SPECIFIC
APPLICATION REQUIREMENTS OF EXPLOSION VENTING OR IF ANY
ADDITIONAL FIRE PROTECTION AND SAFETY EQUIPMENT MAY BE
REQUIRED.
The customer is urged to adhere to NFPA, OH&S, federal, provincial, and local codes and
regulations applicable to industrial ventilation systems.
Equipment must be adequately grounded and bonded by installing contractor.
The iSMF system has been certified as a passive flame front arresting device. It meets
NFPA.

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Performance based provisions and NFPA 654 and 101 Life Safety Objectives related to
dust collector deflagrations and explosions. According to NFPA 69 Chapter 15, this
equipment must be maintained per the manufacturer’s recommendations. Substituting
filters other than original OEM filters would violate the NFPA standards and void the
performance-based certification of this filter system. This system is a passive isolation
device which meets all of the aforementioned criteria. To sustain this certification the
owner is required to maintain this equipment per the manufacturer’s recommendations and
document periodic inspections as required in chapter 15 of NFPA 69 Standard on
Explosion Prevention Systems.
EQUIPMENT SHOULD BE PROPERLY ANCHORED TO THE GROUND WITH A
SUITABLY SIZED CONCRETE ANCHOR AND ADHERE TO LOCAL CODES AND
REGULATIONS.
BEFORE CLEANING THE T-ZERO
MAKE SURE YOU WEAR PERSONAL PROTECTIVE EQUIPMENT.
• Read this Maintenance and Cleaning Manual to familiarize yourself with the T-
ZERO’s maintenance and cleaning procedures.
• Lock out the power before performing maintenance or cleaning. Inspect the T-
ZERO for damage or any loose parts.
WHILE CLEANING THE T-ZERO
• Make sure you wear proper personal protective equipment.
• Stay clear of pinch-points that could cause injury to personnel, damage to other
equipment, or the T-ZERO.
• Watch for pinch and cutting hazards around the tumbler, sub-lid, lid and blades.
• If using a steam cleaner, operators must wear a respirator suitable for filtering
organics.

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SYSTEM OVERVIEW
DISCLAIMER
Keirton reserves the right to make design changes and/or improvements
in the products they manufacture at any time. Specifications are subject
to change without notice.

7
TRIMMER OVERVIEW

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9
HORIZONTAL CYCLONE OVERVIEW