AIR2G2 AIR2G2-336 Owner's manual

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GT AIRINJECT INC
“AIR2G2-336
®
”
OWNER/OPERATOR’S MANUAL

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AIR2G2-336® OWNER/OPERATOR’S MANUAL
Congratulations on the purchase of the AIR2G2-336®, A REVOLUTIONARY MACHINE! By owning this machine, you
will now be able to achieve the absolute best type of aerification possible, AIR injection throughout the soil profile.
Remember: AIR IS EVERYTHING TO ANYTHING THATLIVES®™!
INTRODUCTION
This owner/operator’s manual will teach you about the operating features of the AIR2G2-336® as well as the
maintenance schedules and procedures. You are responsible for safe and proper operation and maintenance of this
machine in order to avoid personal injury and/or damage to the machine.
READ ALL MANUALS CAREFULLY There are also manuals for the engine and compressor attached to the machine.
This is a pedestrian-controlled machine and is intended to be used by a properly trained operator in commercial
applications. It is primarily designed for compaction relief and aeration of fine turf areas on professionally maintained
park lawns, athletic fields, and golf courses.
You may contact GT AIRINJECT INC. directly at www.air2g2.com for parts information, to find a dealer, or register
your machine. To order parts, please email [e-mail] include your machine’s serial number as
well as the needed part numbers.
Model No. AIR2G2®-336
Machine Serial No. _____________________
Potential hazards are identified in this manual. Safety messages are identified by the safety alert symbol. SEE PIC OF
SAFETY ALERT BELOW. This safety alert signals a hazard that may cause serious injury or death if you do not
follow the safety precautions.
SAFETY ALERT!
This manual uses words to highlight safetyinformation:
NOTE: Used for notification of important installation, operation, or maintenance information.
CAUTION! A hazard that could result in minor personal injury or property damage.
WARNING! A hazard that can result in death, serious injury or substantial property damage.

Table of Contents
INTRODUCTION 2
TABLE OF CONTENTS 3
CE DECLARATION OF CONFORMITY 4
MACHINE RECORD INFORMATION 5
WARRANTY 6
WARRANTY REGISTRATION CERTIFICATE 7
MAINTENANCE SCHEDULE 8
IMPORTANT INFORMATION 9
SAFETY 10
SOUND/VIBRATION LEVEL 52-64
BRIEF OVERVIEW OF PARTS OF MACHINE 16-18
SPECIFICATIONS 19
FOR SAFE OPERATION 20-22
PRE-OPERATION OF THE MACHINE 23-27
MACHINE TRANSPORT POSITION (PRESSURE BEAM RETRACTED) 28
MACHINE OPERATING POSITION (PRESSURE BEAM EXTENDED) 29
MACHINE CONTROLLER PROGRAMMING (PLC) FUNCTION KEYS 30-31
STANDARD OPERATIONS PROCEDURE FOR THE AERATION PROCESS 32
NEUTRAL ARM MECHANISM 32
MAINTENANCE AND STORAGE 33-34
TROUBLESHOOTING 35
WIRING DIAGRAM 36
DRIVE SYSTEM DIAGRAM 37
AIR SYSTEM DIAGRAMS 38-40
STEERING SYSTEM DIAGRAMS 41
PRESSURE BEAM DIAGRAM 42
AIR2G2-336 PARTS LIST 43-51
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CE DECLARATION OF CONFORMITY
Manufacturer’s Name: GT AIRINJECT INC.
Manufacturer’s Address: 136 Ellis Road N
Jacksonville FL 32254 USA
Declares the machine described below complies with applicable essential health and safety requirements of Part 1
and 4 related clauses of Part 3 of Annex 1 of the Machinery Directive 2006/42/EC.
Description: AIR2G2®
Model Number: AIR2G2®-336
Serial Number: ________________________________________________________________________
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The following standards have either been referred to or been complied with, in part or in full, as relevant:
EN ISO 12100-1 Safety of Machinery - Basic concepts, general principles for design.
EN ISO 12100-2 Safety of Machinery - Technical principalsand specifications
EN ISO 13857 Safety of Machinery - Safety distances to prevent dangerzones
being reached by upper and lower limbs.
EN 4254-1; 2008 Agricultural Machinery - Agricultural self-propelled mounted, semi-mounted and trailed
machines. Common safety requirements
ANSI / ASAE S338.5 Field Equipment for Agricultural - Safety Chain for Towed Equipment
ANSI / OPEI B71.4-2012 Commercial Turf Care - Safety Specifications
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Full Name of Responsible Person
GLEN BLACK TITLE: PRESIDENT, GT AIRINJECT INC.
Signature Date
Full Name of Authorized Representative
Signature Date
Original must remain with machine owner. Representative (Distributor) must fax or send fully completed copy to GT
AIRINJECT INC. The fax number is 904.516.4609
WARRANTY ON THIS MACHINE WILL BE VOID IF THE WARRANTY REGISTRATION IS NOT RETURNED TO
GT AIRINJECT INC WITHIN 30 DAYS OF ACCEPTING DELIVERY
YOUR DISTRIBUTOR IS RESPONSIBLE FOR COMPLETION OF THE WARRANTY REGISTRATION CERTIFICATE
AND RETURNING IT TO GT AIRINJECT INC AS SOON AS YOU TAKE DELIVERY OF YOUR MACHINE. PLEASE
REFER TO THE “WARRANTY” SECTION FOR ADDITIONAL INFORMATION. THIS FORM IS FOUND IN THE
MANUAL TO COMPLETE AND RETURN.
IF YOUR DISTRIBUTOR DID NOT COMPLETE A WARRANTY REGISTRATION CERTIFICATE, PLEASE DO SO
AND EMAIL OR FAX TO GT AIRINJECT INC., at [e-mail] or [phone].

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MACHINE RECORD INFORMATION
This operation and maintenance manual has been prepared for use as a guide. The AIR2G2®-336 has been designed
for easy maintenance and simple operation on golf courses and athletic fields. If you have any questions, please feel
free to contact your distributor or email us at [e-mail]
Distributor Information
Name:
Address:
Telephone:
Fax:
Email:
Machine Information
Purchase Date:
WARRANTY WILL BE DENIED IF THE WARRANTY REGISTRATION CERTIFICATE IS NOT RETURNED
WITHIN 30 DAYS AFTER DELIVERY. THIS FORM CAN BE FOUND IN THIS MANUAL (Page 7).
GT AIRINJECT INC.
136 ELLIS ROAD N
JACKSONVILLE, FL 32254 USA
(T) 904.379.2243
(F) 904.516.4609
Model AIR2G2®-336

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WARRANTY
GT AIRINJECT INC will repair or replace any item or part of the AIR2G2®-336 that is defective in workmanship or material for a
period of two years or twenty-four (24) months from the date of delivery of a new AIR2G2-336 to the original end user. Warranty
is VOID if machine has not been run and/or operated OR delivered to final user in over 6 months.
Normal Wear / Tear / Improper Storage &Maintenance
GT AIRINJECT INC will not be responsible to repair or replace parts subject to normal maintenance, operation, and proper storage
routines as specified in the products operator’s manual nor to parts subject to wear and tear during the normal and correct operation
of the machine. These parts include, but are not limited to: oils, filters, tires, rims, belts, pulleys, rubber hoses, air tubing, spark plugs,
chains, all fasteners including pins, steering grips, batteries, probes, probe tips, probe cylinder external scraper, and probe cylinder
seals.
Other Items Not Covered By This Warranty
GT AIRINJECT INC will not repair or replace, free of charge, any item that has been damaged by accident or lack of reasonable care
and protection or lack of suitable storage. We will not cover parts that have been altered or modified by anyone other than GT
AIRINJECT INC or its authorized distributor. We will not cover used parts that are installed in place of failed parts. We will not cover
rubber hoses or air tubing. We will not cover parts that have been installed incorrectly by the end user or its agents nor will we cover
parts that have been improperly maintained as per the operator’s manual. Overtime labor rates will not be covered. Faulty item(s)
or part(s) must be returned to GT AIRINJECT INC or its agent in order to be covered under this warranty. We will not cover
freight costs related to the return of the faulty product.GT AIRINJECT INC will not be liable for any consequential loss, damage,
or cost caused by the incidental failure of any new part supplied with the original purchase or any new part supplied as a replacement
for any failed part.
Warranty Claims
The final purchaser must provide the delivery date and serial number of the machine as well as written explanation detailing the
failure of the product or part and why it is defective in the categories of faulty material or workmanship. The purchaser is to deliver
the faulty product or part to GT AIRINJECT INC or its agent at the purchaser’s expense. Please include the part name and
number with the detailed explanation. WARRANTIES ARE NOT TRANSFERABLE. Warranty claims must be submitted to GT AIR
INJECT INC within 45 days of the date of failure.
NOTE:GT AIRINJECT INC reserves the right to make changes to design or construction without obligation to incorporate such
changes in equipment previously sold. GT AIRINJECT INC also reserves the right to make changes to the owner’s manual and
subsequent warranties. Acceptance or rejection of the warranty claim is entirely at the sole discretion of GT AIRINJECT INC or agent.
Limitation of Liability
It is expressly understood that GT AIRINJECT INC’s liability for its products due to breach of warranty, negligence, strict liability, or
otherwise, is limited to furnishing such replacement parts. GT AIRINJECT INC will not be liable for any injury, loss, damage, or
expense, whether direct or consequential, including but not limited to, loss of use, income, profit, production, increased costs of
operation, spoilage or damage to material arising in connection to the sale, installation, use, inability to use, or the repair or
replacement of GT AIRINJECT INC’s products. Any operation, adjustment, or assembly procedure that is prohibited or not authorized
in the operating instructions or manuals furnished with this machine shall VOID such warranty.

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MAINTENANCE SCHEDULE
•Service Kohler engine after first 50 hours and every 100 hours of use thereafter. (10W-30 Oil)
•Service Ingersoll Rand Air Compressor every 100 hours. (Ingersoll-Rand All Season Select Oil)
•Service Hydro-Gear Transaxle after first 50 hours and then every 200 hours thereafter. (20W-50
Oil)
•Belts should be re-tensioned after ½ hour to 24 hours of first full use. Should be checked before
every use.
•Check tire pressure before and after each use. The axle tires 10 psi and the steering tire 15 psi.
•Check probes before and after each use for excessive wear.
•Check for air leaks before and after each use. (Use soapy water to aid in finding any leaks)
•Check all nuts and bolts on moving parts of machine to ensure they are properly tight.
•After all air has been released, remove each cylinder and move the rod up and down, 2-3 times, to
expel any moisture build-up in the cylinder. Use the brush (provided in the toolbox on the machine)
to clean out the cylinder mount tubes. Re-mount the cylinders to the base.
•After each use, it is important to store the AIR2G2®-336 without having air pressure in the system.
Pressure can be released in 3 different ways: 1) Press and release #8; 2) Open ball valve on right side
of air tank, or 3) Open the water separator and drain water and air.

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IMPORTANT INFORMATION
•Please read and understand all enclosed operating manuals before using the AIR2G2®-336.
•Pre-check all hoses, nuts, bolts, screws, and probes for tightness prior to operating the machine.
•Understand the operating procedures and controls before use.
•ONLY qualified trained personnel should operate this machine.
•For safe operation, do not operate the machine when you are in poor physical condition, tired, sleepy, or under
the influence of drugs or alcohol.
•IMPORTANT – Turning the PLC Toggle Switch to the OFF position will send all moving parts to a “HOME” position.
•Cable jumping the battery should never be done.
•ONLY USE THE EMERGENCY STOP SWITCH IN CASE OF EMERGENCY!

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SAFETY
IMPROPER USE, MAINTENANCE, OR FAILURE TO READ AND UNDERSTAND THIS OPERATOR’S MANUAL
BY THE OPERATOR CAN RESULT IN INJURY. Safe operating instructions are found in the ANSI / OTEI B71.4-
2012,
Be aware of the safety alert symbols Caution, Warning or Note for your personal safety. Your failure to follow
and comply with these instructions, and with these safety warnings may result in personal injury or death.
Training
•Read the complete Operator’s/Owner’s and Product Manuals that have been received with
this machine. It is the owner’s responsibility to explain this material to the operator(s) or
mechanic(s) if he or she cannot read English.
•Be very aware of the proper operation of the machine and all safety Caution, Warning or
Note alert symbols.
•The owner is responsible to train the operators and mechanics for safe operation of the machine.
•Never allow children around or near the machine. Never allow untrained people to operate or service the
equipment. Check local regulations regarding the minimum required age of persons operating this machine.
•The owner/user of this machine is responsible for accidents or injuries to themselves, property, or other people.
Injuries and risk of accidents may be avoided or prevented by operating the machine carefully and being aware of
the safe operations.
Preparation
•Wear appropriate clothing including shoes, safety glasses, and ear protection. Loose clothing, long hair, or jewelry
may get tangled in moving parts.
•Remove any objects, such as rocks, branches from trees or bushes, wire, or other debris that may come into
contact while moving or operating this machine.

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CAUTION! ALL BURIED LINES, INCLUDING IRRIGATION, CABLE, AND ELECTRICAL MUST BE PROPERLY
MARKED BEFORE AERATING.
•Gasoline and other fuels are flammable and explosive. Handle carefully.
•Use only an approved refill container for gasoline.
•The machine must not be running when removing the gas cap or adding fuel to the engine.
•NEVER SMOKE when operating or fueling the machine.
•NEVER add or drain gasoline indoors. ALWAYS do so in a well-ventilated area.
•Fill the gas tank to within 2 inches (5.08 cm) from the bottom of the filler neck.
Operation
NOTE: THIS MACHINE IS NEVER TO BE TOWED!
•Never run the engine in an enclosed area.
•Operate the machine in good lighting; keep away from holes and hidden hazards.
•Ensure the shields, covers, and other guards are securely in place before and during operation.
•When transporting machine, be certain to use the provided tie-down spots for securement with ratchet straps.

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BEFORE LEAVING THE MACHINE: Always stop the machine on level ground. Shut OFF the engine and turn OFF the
PLC before leaving the machine for any reason. The beam must be in the UP (HOME) position and the safety chains
are secured on each side.
The cylinder rods should be in the UP (home) position with the aluminum clamps hand tightened with supplied T
wrench.
When the machine is in a neutral position THE BRAKE WILL BE ENGAGED unless the handle bars are in a forward
position away from operator position (to move away from operator) or the handle bars are pulled back towards the
operator position (to move towards operator). NEVER APPLY PRESSURE TO THE HANDLE BARS IN AN
ATTEMPT TO MOVE THE MACHINE WHEN IN A NEUTRAL POSITION. DAMAGE MAY OCCUR TO THE
CABLE OR TO THE CABLE CONNECTIONS.
•If an object below the surface is struck, stop the machine, turn the engine OFF, and the PLC to the OFF position
and inspect the probes (see SAFE OPERATION OF MACHINE & PRE-OPERATION OF THE MACHINE).
•Keep hands and feet away from the probes and Pad Assemblies.

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WARNING! NEVER RIDE ON THE MACHINE. KEEP CHILDREN, PETS, AND ANYONE THAT IS NOT OPERATING
THE MACHINE AT A SAFE DISTANCE.
CAUTION! USE GREAT CARE WHEN MAKING TURNS AND OPERATING ON INCLINES - 15 DEGREE MAXIMUM
SLOPE. REDUCE THE SPEED AND OPERATE IN A SAFE MANNER TO AVOID ANY ROLLOVER ACCIDENTS OR
INJURY TO YOURSELF OR ANYONE AROUND YOU.
•Slow down and be cautious when crossing roads or going over sidewalks.
•Never operate the machine when using drugs or alcohol or if you have lack of rest.
•Seek shelter if lightening is near. Lightening may cause death or injury. Seek shelter immediately!
•Use extreme caution when loading or unloading the machine for transport.
•Secure machine with straps at four points of tie-downs, pulling in straps in opposite directions.
•Use extreme caution when approaching an area with blind corners, shrubs, trees or other objects that may
obstruct your vision.
CAUTION! BE AWARE OF THE PATH YOU ARE MOVING DURING OPERATION OF THE MACHINE. PAY
SPECIAL ATTENTION TO BE CERTAIN THERE ARE NO OBSTACLES IN YOUR PATH OF MOVING THE
MACHINE
Slope Operation
•The machine may rollover on steep slopes or grades which may cause serious injury or death. Do not operate on
a slope greater than a 15 degree angle. Do not operate near ditches, steep banks or drop-off areas.

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•A slope may be slippery and the machine may lose traction when the grass is wet. Do not operate under these
conditions, you may lose control of the machine and cause serious accident or injury.
•Do not make sudden turns. Be aware of the path you are moving. Do not operate the machine at a rapid speed.
•On slopes, operate the machine at a slower speed and use extreme caution.
•Be cautious of ditches, dips, or rises that may cause a change in the angle you are operating the machine. Rough
ground may cause the machine to overturn.
•On a slope, NEVER SUDDENLY STOP OR START. If the tires lose traction, slowly proceed off the slope.
DO NOT ATTEMPT TO MOVE THE MACHINE WHEN PROBES ARE IN THE GROUND!!! DAMAGE WILL OCCUR
TO THE PROBES AND CYLINDERS!!
•When storing the Air2G2®-336, release all air pressure from the system. NEVER store the machine for any length
of time with air pressure in the system (i.e. air pressure in tank).
•After one hour of use, drain moisture from the “water separator” (see page 15 item #10). ALWAYS
Drain when machine is off of the playing surface.
•On the upper left side of the frame above the air tubing bulkheads is a “quick disconnect”. This is for an industrial
air hose that can be used for a tire inflator or to clean off the machine using a blowgun. This connection can be
used for an AIR2HP plug-in as well.
•Always start, run, and operate the AIR2G2®-336 monthly. We suggest running and operating the
Machine for 10-15 minutes weekly to maintain proper lubrication of engine, compressor, and all other moving
parts. If a machine has not been started and/or operated for over 6 months,DAMAGE MAY OCCUR.
ALL WARRANTIES MAY BE VOIDED.

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BRIEF OVERVIEW OF PARTS OF THE AIR2G2-336®
1) KOHLER EFI 19 HP motor with a KOHLER exhaust and KOHLER muffler guard attached. See
KOHLER owner’s manual for reference.
2) Ingersoll Rand Two-Stage Air Compressor. Produces air for the Air2G2-336. See Ingersoll Rand’s
owner’s manual for further information.
3) Air Compressor Heat Shield
4) Attached to pressure beam are three (3) FABCO Pneumatic Cylinders. These push three 0.5 in.
(13mm) diameter probes into the soil. The standard probe lengths are 7-inch, 9-inch, and 12-inch.
5) Pressure Pad Assembly (3 total)
6) The machine travels on 3 smooth turf tires. The psi of these tires will be discussed in the PRE-
OPERATION section.
7) 12V battery (450 CA, 370 CCA)
8) Axle Oil Reservoir Tank
9) 20 Gallon (75.70 liters) 200 psi (13.79 bar) air tank located beneath the machine.
10) Water Separator. This collects excess moisture in the air system and must be drained during and
after each use OR if machine has not been used for an extended period of time.
11) Main Cover
12) Programmable Logic Computer (PLC)
13) Located on the dash you will see three (3) psi gauges. The gauge on the left measures the air
pressure used to push the probes into the ground. The center gauge measures the total air
pressure in the tank and should be no higher than 175 psi. The gauge on the right measures the air
pressure being injected into the subsurface. The left and right gauges can be adjusted by the
regulators located beneath each gauge. The center gauge cannot be regulated and is factory set at
175 psi.
14) Regulator Covers
15) Steering Arm Height Adjustment Slot
16) Owner’s Manual Canister
17) The Handle Bars move the machine towards the drive end (engine and compressor) or the steering
end (operator’s position). Located at both ends of the handle bar are the Thumb Trigger Switch
buttons that, when pressed in unison, start the air injection process. When the handle bar is in the
neutral position the BRAKE IS AUTOMATICALLY SET.
18) Emergency Stop Button (E-STOP). DO NOT USE THIS AS A REGULAR SHUT-OFF
MECHANISM. USE ONLY IN EMEGENCY SITUATIONS TO SHUT MACHINE OFF
19) Auxiliary ¼” inch industrial hose coupler. To be used with Air2HP.
20) Steering end Tie-Down Point
21) Drive End Tie-Down Point
22) Dash Panel

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EXTENDED POSITION
OPERATE MACHINE ONLY WITH
BOTH ARMS EXTENDED
RETRACTED POSITION
NOT FOR OPERATION
TRANSPORT AND STORAGE ONLY
ASSURE BOTH PINS ARE
FULLY INSERTED
BEFORE OPERATION
OR TRANSPORT
AIR2G2 336 PRESSURE BEAM
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Air2G2 336

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FOR SAFE OPERATION
1) When operating the AIR2G2®-336 safety is of the utmost importance DO NOT MOVE THE MACHINE WHEN THE
PROBES ARE IN THE GROUND. DAMAGE WILL OCCUR.
2) Before starting the engine always make a pre-operation inspection to prevent damage to property or personnel.
Determine the right and left sides of the machine from the operator’s position.
3) The AIR2G2®-336 should only be operated by trained and skilled personnel. Keep children, pets, and inexperienced
personnel away from the machine. If you are unsure, check with your supervisor.
4) Stopping the engine when the machine is in motion in case of an emergency should be clearly understood. Read
and understand the KOHLER engine manufacturer’s manual.
NOTE: An emergency shut off button is located on the steering bar.
5) The AIR2G2®-336 requires certain knowledge and expertise to operate. You must be trained to use this machine.
Never permit inexperienced personnel to operate the machine. Untrained persons can harm themselves and others
if they operate themachine.
CAUTION! THIS MACHINE IS NOT RIDEABLE. INJURY OR DEATH MAYOCCUR
6) This machine cannot be towed even in the neutral position. Damage to the axle may occur. NEVER attempt
to ride on this machine at any time.
7) When engine is running, always keep your hands and all loose clothing away from rotating belts, shafts or pulleys.
If hair, clothing or loose objects become entangled on any mechanical part or belt, it can cause serious bodily injury
or death. Before opening any safety cover stop the engine.
AS AN OPERATOR, IT IS YOUR RESPONSIBILITY TO PREVENT ACCIDENTS AND BE AWARE OF YOUR
SURROUNDINGS.

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8) Fuel is flammable. DO NOT use cigarettes, matches, or operate the machine near any open flame or extreme
heat.
9) Do not operate the machine in any unventilated room. Noxious, exhaust gas is discharged from the engine.
Carbon monoxide can cause death when inhaled. Use the machine only outdoors.
10) When operating the machine DO NOT TOUCH HOT PARTS, i.e. the muffler, compressor parts around the spark
plugs, rotating parts and air tank.
11) When blowing air be careful of soil scattering. Proper eye protection is advised.
DO NOT BLOW AIR WHEN PEOPLE ARE NEAR.
12) This machine is not to be used on highway, concrete or stone.
13) Proper clothing, shoes, eye protection are advised.
CAUTION! EAR PROTECTION IS REQUIRED.
14) Parking the machine after use:
•Check the probes (3) and probe tips for any damage.
•With the beam locked in the UP position, drain all air pressure. When pressure is “0” manually push the
cylinder rods downward.
•You can now check the tips underneath the pressure pads for damage.
•Loosen the 4 (four) 7/16” nuts underneath the cylinders – ONLY LOOSEN. Turn the cylinder clockwise and lift
the cylinder up. You can now visually see, inspect or change any or all probes and/or tips. When changing the
probes, be sure to manually move the cylinder rod up and down, 2-3 times, to push any excess moisture from
the cylinder before installing. Set the cylinder back on the cylinder mount base.
•Turn the cylinder counter clockwise and tighten the 4 (four) 7/16” nuts. Tighten in a star pattern: #1, #2 (straight
across), #3 (to the left from #2), #4 (straight across from #3).