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622GT Owner’s/Operator’s Manual  

8/29/18 
 

Page 4 of 16 

 

 

HOUR METER 

 
The 

DGI

®

 TACH/HOUR

 hour meter tracks the hours of machine operation in order for routine 

maintenance to be performed on a timely basis.   
 
Your 

DGI

® hour meter is pre-set at the 

DGI

® factory to go into 

Flash Alert

 mode at 25-hour intervals.  

Although the engine manufacturer does not require changing engine oil this often, 

due to heavy-duty use 

and extreme conditions inherent to tiller use, Barreto Manufacturing strongly recommends 
frequent oil changes.

 

 
Refer to this manual for equipment service requirements and to the 

Engine Manual

 for engine service 

requirements. 
 
While 

Flash Alert 

is active, hold the tip of the RESET TOOL (Key Kancel Wand) against the meter as 

shown.  Within several seconds, the display will stop flashing indicating the Service Interval has been 
reset.  If the wand gets lost, a small mechanic’s pick-up magnet will work. 
 
 
 
 
 
 
 
 
 
 
 
 
RESET TOOL 
 
 
 
 
 
 
 

       
 
 
 
 
 
 
 
 
    
 

Summary of Contents for E622GT

Page 1: ...us at your convenience Our toll free phone number fax and email are listed below and parts may be ordered through any of these methods THANK YOU for your patronage and confidence in BARRETO equipment Barreto Manufacturing Inc Innovative Equipment Engineered to Last 66498 Hwy 203 La Grande OR 97850 800 525 7348 541 963 7348 FAX 541 963 6755 E Mail info barretomfg com Web Site http www barretomfg co...

Page 2: ...NG UNDERGROUND UTILITIES 15 WORKSITE ASSESSMENT 15 CONTACT WITH UNDERGROUND UTILITIES 16 ASSEMBLY INSTRUCTIONS 1 Remove the tiller from shipping crate Please inspect immediately for any damage and notify the shipping company and Barreto Manufacturing Inc right away if any is found 2 Check reservoir according to instructions in service information on the following page 3 Fill the engine with fuel a...

Page 3: ...r and failure of your pump NOTE It is very important to move the fuel shutoff lever to the closed position after stopping the engine Failure to do so could cause fuel to leak down into the cylinder and crankcase Damage resulting from this will void your engine warranty and not be covered WARNING Running the tiller without hydraulic oil will cause serious damage to the hydraulic pump CHECK RESERVOI...

Page 4: ...nging engine oil this often due to heavy duty use and extreme conditions inherent to tiller use Barreto Manufacturing strongly recommends frequent oil changes Refer to this manual for equipment service requirements and to the Engine Manual for engine service requirements While Flash Alert is active hold the tip of the RESET TOOL Key Kancel Wand against the meter as shown Within several seconds the...

Page 5: ...622GT Owner s Operator s Manual 8 29 18 Page 5 of 16 ELECTRICAL SCHEMATIC HONDA GX160 ...

Page 6: ...622GT Owner s Operator s Manual 8 29 18 Page 6 of 16 ELECTRICAL SCHEMATIC SUBARU EX17D ...

Page 7: ...622GT Owner s Operator s Manual 8 29 18 Page 7 of 16 HYDRAULIC SCHEMATIC ...

Page 8: ...tional engine Subaru EX 17D FUEL Gasoline POWER hp kW at 3600 RPM H 5 5 hp 4 0kW POWER hp kW at 4000 RPM S 5 7 hp 4 2kW FUEL CAPACITY H 0 95 U S gallons 3 6 liters R 0 94 U S gallons 3 6 liters ENGINE OIL CAPACITY H 63 quart 60 liters R 63 quart 60 liters HOUR METER Standard HYDRAULIC SYSTEM Reservoir Capacity 1 4 U S gallons 5 3 liters Oil Cooler Standard Hydraulic pump output 4 gpm 15 14 liters ...

Page 9: ...s are available from Barreto Manufacturing Inc C ENGINE LUGS DOWN OR DIES AND TINES DO NOT TURN 1 Rocks or other obstruction blocking tines 2 Tine shaft bound with wire vines or grass 3 Outboard tine shaft bearings binding 4 Engine improperly tuned or maintained 5 Low oil alert causes engine to shut down 6 Engine losing power due to wear D OIL LEAKS IN HYDRAULIC SYSTEM 1 Fittings are loose 2 Worn ...

Page 10: ...ERATING 2 Be sure engine oil and hydraulic oil are at proper levels before starting the tiller 3 STUDY AND UNDERSTAND CONTROLS BEFORE BEGINNING OPERATION 4 OPERATE TILLER ON LEVEL GROUND ONLY 5 VALVE LEVER activates tines when squeezed Tines stop when the lever is released 6 CAUTION Tines reverse at a reduced speed when the VALVE LEVER is pushed forward This should ONLY be done to dislodge an obst...

Page 11: ...SWITCH There are two ignition switches One switch is located on the control panel for your convenience The other is located on the engine Use these to start and stop the engine THROTTLE Use this to adjust engine speed FUEL SHUT OFF Use this when starting or stopping machine FUEL SHUTOFF THROTTLE CHOKE IGNITION FUEL SHUT OFF THROTTLE ...

Page 12: ...ller Wear safety goggles hard hat protective footwear and hearing protection while operating or observing 7 Rotating tines can cause serious injury KEEP HANDS AND FEET CLEAR 8 KEEP MACHINE LEVEL while tines are operating 9 Buried cables or gas lines can cause serious injury or death Contact local agencies for location 10 Fuel exhaust and fuel fumes can cause illness or death Operate outdoors and a...

Page 13: ...r observing WARNING The tines may throw stones and debris Wear adequate hearing protection while operating or observing WARNING Exposure to loud noise is cumulative and may permanently damage your hearing Wear safety boots and gloves Wear close fitting clothing Contain long hair Do not wear jewelry Wear reflective clothing if working near traffic Only operate outdoors and avoid breathing engine ex...

Page 14: ...w it to cool before refueling WARNING Fuel fumes can catch fire or explode Do not smoke when refueling Do not refuel near a source of flames or sparks Do not touch the engine muffler or any of the hydraulic components until cool WARNING Muffler and engine get hot enough to cause serious burns For the safety of yourself and others allow enough time for the engine muffler and the hydraulic fluid to ...

Page 15: ...ntative will notify participating utility companies of your proposed digging activities Utilities will then mark their underground facilities by using the following international marking codes Red Electric Yellow Gas oil or petroleum Orange Communication telephone television Blue Potable water Green brown Sewer White Proposed excavation Pink Surveying For areas not represented by One Call Systems ...

Page 16: ... WORK SITE ASSESSMENT accidental tine contact with a buried utility might still occur If it does stop tilling and call 911 for help If you cut a wire or cable assume that you do not know what kind it is It may be electrical or any one of several communication lines telephone television or fiber optic In any case do not touch it or even look at the ends of it Stop tilling and call 911 for help Do n...

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