Harbor Freight Tools Towable Ride On Trencher Product manual

0 (0)

Owner’s Manual & Safety Instructions

Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.

WARNING!

IMPORTANT INFORMATION

The Hitch Coupler MUST be properly secured to the hitch ball of the towing vehicle. After assembly and attachment, pull up and down on the Hitch Coupler to make sure the hitch ball is fitting snugly in the Hitch Coupler. There must be no play between the hitch ball and Hitch Coupler. If there is play, tighten the Adjustment Nut until no play is present. If the Adjustment Nut is too tight, the Handle will not lock.

Carefully read and follow the complete instructions in this manual BEFORE setup or use.

If the Coupler is not secured properly, the ball could come loose while the Trencher is in motion, possibly causing property damage, SERIOUS PERSONAL INJURY, or DEATH.

Using an engine indoors CAN KILL YOU IN MINUTES.

Engine exhaust contains carbon monoxide. This is a poison you cannot see or smell.

NEVER use inside

Only use OUTSIDE

a home or garage,

and far away from

EVEN IF doors and

windows, doors,

windows are open.

and vents.

 

 

Visit our website at: http://www.harborfreight.com

Email our technical support at: productsupport@harborfreight.com

REV 14j

When unpacking, make sure that the product is intact and undamaged. If any parts are missing or broken, please call 1-888-866-5797 as soon as possible.

Copyright© 2014 by Harbor Freight Tools®. All rights reserved.

No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.

Diagrams within this manual may not be drawn proportionally. Due to continuing improvements, actual product may differ slightly from the product described herein.

Tools required for assembly and service may not be included.

Read this material before using this product. Failure to do so can result in serious injury. SAVE THIS MANUAL.

afetyS

Table of Contents

Specifications..............................................

2

Maintenances 17

Safety 3

Troubleshooting.........................................

22

Setup...........................................................

6

Warranties..................................................

24

Operation 10

Parts Lists and Diagrams...........................

26

Specifications

etupS

perationO

aintenanceM

Displacement

 

301cc

Engine Type

 

Horizontal Single Cylinder

 

4-stroke, OHV, 9HP, Recoil Start

 

 

Engine Family

 

ECRPS.3012GA

Cooling System

 

Forced air cooled

Fuel

Type

87+ octane unleaded gasoline

Capacity

1.72 Gallon

 

 

Type SAE

10W-30 above 32° F

Engine Oil

5W-30 at 32° F or below

 

 

Capacity

1 Quart

Run Time @ 50% Load

3 hours

with full tank

 

 

Sound Level

 

106 dB

Bore x Stroke

 

80 mm x 60 mm

Compression Ratio

 

8.2:1

Rotation viewed from PTO

Counterclockwise

(power takeoff - the output shaft)

 

Shaft

Shaft

1″ x 3.48″

 

Keyway

1/4″ (6.3 mm)

 

End Tapped

7/16 - 20

Spark Plug

Type

F6TC (Torch)

Gap

0.7 - 0.8 mm

 

Valve Clearance

Intake

0.15 ± 0.02 mm

Exhaust

0.20 ± 0.02 mm

 

Speed

Idle

1,740± 50 RPM

Maximum

3,600 RPM

 

Battery Required

 

12V 18Ah

Hydraulic Oil

 

3.5 Gallons

Tire Inflation

 

65 PSI

Digging Depth

 

5-1/2 and 7 Feet Deep

Maximum Digging Reach

8 Feet

Spool Valve

 

Rated 10.6 GPM

Pump

 

Rated 2.7 GPM

Boom Travel

 

60° Left/Right

Bucket Load Capacity

1.24 Cubic Feet

Hitch Ball size

 

1-7/8" Diameter

The emissions control system for this Engine is warranted for standards set by the

U.S. Environmental Protection Agency and by the California Air Resources Board (also known as CARB). For warranty information, refer to the last pages of this manual.

Page 2

For technical questions, please call 1-888-866-5797.

Item 62365

WARNING SYMBOLS AND DEFINITIONS

This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that

follow this symbol to avoid possible injury or death.

Indicates a hazardous situation which, if not avoided, will result in death or serious injury.

Indicates a hazardous situation which, if not avoided, could result in death or serious injury.

Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.

Addresses practices not related to personal injury.

Symbol Definitions

Symbol

Property or Statement

RPM

Revolutions Per Minute

 

 

HP

Horsepower

 

 

 

WARNING marking concerning

 

Risk of Eye Injury. Wear ANSI-approved

 

safety goggles with side shields.

 

Read the manual before

 

set-up and/or use.

 

 

 

WARNING marking concerning

 

Risk of Hearing Loss.

 

Wear hearing protection.

Symbol

Property or Statement

 

WARNING marking concerning

 

Risk of Respiratory Injury.

 

Operate engine OUTSIDE and far away

 

from windows, doors, and vents.

 

WARNING marking concerning

 

Risk of Fire while handling fuel.

 

Do not smoke while handling fuel.

 

WARNING marking concerning

 

Risk of Fire.

 

Do not refuel while operating.

 

Keep flammable objects

 

away from engine.

IMPORTANT SAFETY INSTRUCTIONS

WARNING! Read all instructions.

Failure to follow all instructions listed below may result in fire, serious injury and/or DEATH.

The warnings and precautions discussed in this manual cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors which cannot be built into this product, but must be supplied by the operator.

Safety

Setup

Operation

SAVE THESE INSTRUCTIONS

Set up Precautions

1.Gasoline fuel and fumes are flammable, and potentially explosive. Use proper fuel storage and handling procedures. Do not store fuel or other flammable materials nearby.

2.Have multiple ABC class fire extinguishers nearby.

3.This equipment has a spark arresting muffler included. A spark arresting muffler is required by law in California, on some US Forest Service land, and possibly in other areas or situations.

4.Set up and use only on a flat, level, well ventilated surface.

5.Wear ANSI-approved safety goggles, heavy-duty work gloves, and dust mask/respirator during set up.

6.Use only lubricants and fuel recommended in the Specifications chart of this manual.

Item 62365

For technical questions, please call 1-888-866-5797.

Page 3

Maintenance

afetyS

etupS

perationO

aintenanceM

Operating Precautions

1.CARBON MONOXIDE HAZARD Using an engine indoors

CAN KILL YOU IN MINUTES.

Engine exhaust contains

carbon monoxide. This is a poison you cannot see or smell.

NEVER use inside a home or garage,

EVEN IF doors and windows are open.

Only use OUTSIDE and far away from windows, doors, and vents.

2.Contact local utility companies before beginning any project. Buried utility lines may not be marked and, if struck, can cause SERIOUS PERSONAL INJURY or DEATH.

3.Keep children away from the equipment, especially while it is operating.

4.Keep all spectators at least 20 feet from the equipment during operation.

5.Fire Hazard! Do not fill fuel tank while engine is running. Do not operate if gasoline has been spilled. Clean spilled gasoline before starting engine.

Do not operate near pilot light or open flame.

6.Do not touch engine during use. Let engine cool down after use.

7.Never store fuel or other flammable materials near the engine.

8.Industrial applications must follow OSHA requirements.

9.Do not leave the equipment unattended when it is running. Turn off the equipment (and remove safety keys, if available) before leaving the work area.

10.The equipment can produce high noise levels. Prolonged exposure to noise levels

above 85 dBA is hazardous to hearing.

Wear ear protection when operating the equipment or when working nearby while it is operating.

11.Wear ANSI-approved safety goggles and hearing protection during use.

12.Do not operate in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Gasoline-powered engines may ignite the dust or fumes.

13.People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to a heart pacemaker could cause pacemaker interference or pacemaker failure. Caution is necessary when near the

engine’s magneto or recoil starter.

14.Use only accessories that are recommended by Harbor Freight Tools for your model. Accessories that may be suitable for one piece of equipment may become hazardous when used on another piece of equipment.

15.Stay alert, watch what you are doing and use common sense when operating this piece of equipment. Do not use while tired or under the influence of drugs, alcohol or medication.

16.Do not overreach. Keep proper footing and balance at all times. This enables better control of the equipment in unexpected situations.

17.Use this equipment with both hands only. Using equipment with only one hand can easily result in loss of control.

18.Dress properly. Do not wear loose clothing or jewelry. Keep hair, clothing and gloves away from moving parts. Loose clothes, jewelry or long hair can be caught in moving parts.

19.Parts, especially exhaust system components, get very hot during use. Stay clear of hot parts.

20.Do not cover the engine or equipment during operation.

21.Keep the equipment, engine, and surrounding area clean at all times.

22.Use the equipment, accessories, etc., in accordance with these instructions and in the manner intended for the particular type of equipment, taking into account the working conditions and the work to be performed.

Use of the equipment for operations different from those intended could result in a hazardous situation.

23.Do not operate the equipment with known leaks in the engine’s fuel system.

24.WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities, contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are:

Lead from lead-based paints

Crystalline silica from bricks and cement or other masonry products

Arsenic and chromium from chemically

treated lumber

Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles. (California Health & Safety Code § 25249.5, et seq.)

Page 4

For technical questions, please call 1-888-866-5797.

Item 62365

Operating Precautions (cont.)

25.WARNING: This product contains or, when used, produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. (California Health

&Safety Code § 25249.5, et seq.)

26.WARNING: This product contains di (2-ethylhexyl) phthalate (DEHP), a chemical known to the State of California to cause cancer and birth defects

or other reproductive harm. (California Health

&Safety Code § 25249.5, et seq.)

27.Never place your hands or body near a hydraulic fluid leak. High-pressure fluid can be forced under the skin resulting in serious injury.

Transport Precautions

28.When spills of fuel or oil occur, they must be cleaned up immediately. Dispose of fluids and cleaning materials as per any local, state, or federal codes and regulations. Store oil rags in a bottom-ventilated, covered, metal container.

29.Keep hands and feet away from moving parts. Do not reach over or across

equipment while operating.

30.Before use, check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the equipment’s operation.

If damaged, have the equipment serviced before using. Many accidents are caused by poorly maintained equipment.

31.Use the correct equipment for the application. Do not modify the equipment and do not use the

equipment for a purpose for which it is not intended.

1.Only use a suitable means of transport and lifting devices with sufficient weight bearing capacity when transporting the equipment.

2.Properly secure the equipment to transport vehicle to prevent it from rolling, slipping, and tilting.

3.Always make sure the hitch coupler is securely fixed to the vehicle before moving it. If the Coupler is not secured­ properly, the link could come loose while the trailer is in motion, possibly causing property damage, SERIOUS PERSONAL INJURY, or DEATH.

4.Do not exceed 30 MPH when towing the Trencher.

5.Do not tow the Trencher on roads or highways. This product is not D.O.T. compliant, and is not road legal.

Service Precautions

1.Before service, maintenance, or cleaning:

a.Turn the engine switch to its “OFF” position.

b.Allow the engine to completely cool.

c.Then, remove the spark plug wire from the spark plug.

2.Keep all safety guards in place and in proper working order. Safety guards include muffler, air cleaner, mechanical guards,

and heat shields, among other guards.

3.Do not alter or adjust any part of the equipment or its engine that is sealed by the manufacturer or distributor. Only a qualified service technician may adjust parts that may increase or decrease governed engine speed.

4.Wear ANSI-approved safety goggles, heavy duty work gloves, and

dust mask/respirator during service.

5.Do not allow the hydraulic hose to come in contact with any hot part of the unit. The hose might be damaged, possibly causing it to burst or leak under high pressure.

6.Maintain labels and nameplates on the equipment. These carry important information.

If unreadable or missing, contact Harbor Freight Tools for a replacement.

7.Have the equipment serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the equipment is maintained. Do not attempt any service or maintenance procedures not explained in this manual or any procedures that you are uncertain about your ability to perform safely or correctly.

8.Store equipment out of the reach of children.

9.Follow scheduled engine and equipment maintenance.

Refueling:

1.Do not smoke, or allow sparks, flames, or other sources of ignition around the equipment, especially when refuelling.

2.Do not refill the fuel tank while the engine is running or hot.

3.Refuel in a well-ventilated area only.

4.Wipe up any spilled fuel and allow excess to evaporate before starting engine.

To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

SAVE THESE INSTRUCTIONS.

Item 62365

For technical questions, please call 1-888-866-5797.

Page 5

Safety

Setup

Operation

Maintenance

afetyS

etupS

perationO

aintenanceM

Set Up

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

RISK OF ACCIDENTAL STARTING RESULTING IN SERIOUS PERSONAL INJURY.

Turn the Power Switch of the equipment to its “OFF” position, wait for the engine to cool, and unplug the spark plug wire(s) before assembling or making any adjustments to the equipment.

The emission control system for this product’s Engine is warranted for standards set by the U.S. Environmental Protection Agency and by the California Air Resources Board (also known as CARB). For warranty information, refer to the last pages of this manual.

At high altitudes, the engine’s carburetor, governor (if so equipped), and any other parts that control the fuel-air ratio will need to be adjusted by a qualified mechanic to allow efficient high-altitude

use and to prevent damage to the engine and any other devices used with this product.

Assembly

1.This equipment has a spark arresting muffler. A spark arresting muffler is required by law in California, on some US Forest Service land, and possibly in other areas or situations.

2.Due to the size of the Trencher and its components, assistance may be required during the entire assembly process.

3.Use jacks (not included) to evenly raise the Frame Assembly (90) & support with jack stands (not included).

4.Mount both Axles (50) near the boom end of the Frame and secure with Lock Pins (82).

5.Place a Tire (52) over the four studs on each Hub. Secure the Tires to the Hubs, using four Lug Nuts (53) per Tire. The Lug Nuts must be snug. Inflate the Tires to 65 PSI.

6.Slightly raise the jacks, remove the jack stands, then lower the jacks. Block the Tires and tighten the Lug Nuts to at least 90 Ft-Lbs.

7.Attach Seat (73) to the Seat Bottom

Plate (10) and secure both Seat and Plate to the post on top of Hydraulic Oil Tank.

8.Attach the Control Support (3) to the Frame Assembly (90) using four Hex Bolts (81).

NOTE: The Hydraulics of this unit are tested before shipment. There may be hydraulic fluid present in components. Assemble the unit in an area that will not be damaged by leaking hydraulic fluid. It is recommended that you wrap rags securely over the Hydraulic Connectors on all the Cylinders during assembly. Wear splash-

resistant ANSI approved safety goggles and other protective gear to prevent injury from leaking fluid.

9.Attach the Main Boom (36) to the Boom Pivot (38) using the Pin (42) through the bottom hole and Clevis Pin No. 1 (29) through the upper hole. Secure both pins with Hair Pin Clip (31); Pin (42)

requires one Cotter pin on each end. See Figure A.

Boom

Clevis Pin

Pivot (38)

No. 1 (29)

Main

Boom

(36)

Pin (42)

Figure A

10.Mount the Boom Extension (34) to the Main Boom (36) using the Pin (42), left, and Clevis Pin No. 1 (29), top. Secure both pins with Hair Pin Clip (31).

11.Attach the Hitch Coupler (58) to the Frame Assembly (90) under the Engine (74) using Hex Bolts (75) and Hex HD. Bolt (72).

12.Connect, tighten, and check all hydraulic hose fittings to the proper connections, as shown in the Hose Connection Diagram. Hoses and fittings are numbered. Tighten all fittings.

13.Open the Hydraulic Fluid Fill Plug (11). Top off the Hydraulic Fluid Reservoir with high quality hydraulic fluid. Check that the fluid level is between the lines on the attached Dipstick. Close the Hydraulic Fluid Fill Plug securely.

Page 6

For technical questions, please call 1-888-866-5797.

Item 62365

Attaching the Leg Assembly

1.To use the Trencher, the Leg Assemblies must be installed next to the Boom (36), and the Wheels and Axles (50) moved to the rear.

2.Move the Trencher to the work area (See Starting the Engine on page 10).

3.Start the engine and use the Boom Controls to curl the Bucket toward the Boom without touching the ground. Moving the Bucket Assembly­ (32) down to the ground will raise the Frame Assembly (90). Lift the Tires just off the ground and stop.

4.Ensure the controls will not be touched or bumped, and that the Trencher will remain motionless. Never place any part of your body under the Trencher.

5.With the Tires (52) off the ground, remove the Wheel and Axle (50) to the operator’s left and replace with the left side Extension Leg (19) and Leg Assembly (24). Direct the Extension Leg so it turns toward the Bucket end of the Trencher.

Secure with Lock Pin No. 2 (82). Repeat procedure for the right side. Raise Bucket Assembly­ again to lower onto Leg Assembly, and turn Engine off.

6.Using a jack and jack stands (not included), raise up the engine end of the Trencher and disconnect from the Towing Hitch. Slide the Wheels and Axles (50) into the engine end of the Frame (90). Secure each Axle with Lock Pin No. 2 (82).

Purging the Cylinder

1.Remove all Safety Locking Pins (15), disengage the Safety Latch (41) and loosen Hydraulic Tank Fill Plug (11).

2.Press forward on the Boom Swing Lever (located on Control Panel (9) until the Boom stops moving, then pull back on it until it moves in the other direction. Center the Boom.

3.Press forward on the Main Boom Lever until the Main Boom is fully raised. Then, press Forward on the Boom Extension Lever until the Boom is fully extended.

4.Press forward on the Bucket Lever until the Bucket is fully extended. Pull back on the Lever to retract it fully.

5.Pull back on the Boom Extension Lever until the Boom is pulled back all the way. Pull back on the Main Boom Lever until the Main Boom is lowered completely.

6.Adjust the Boom back to its rest position and replace all locking devices.

7.Shut off the Engine, check the Hydraulic Fluid level and refill as necessary.

Note: The Fill Plug is vented. When tightening the Fill Plug, tighten it securely then back it off slightly.

Safety

Setup

Operation

Maintenance

Item 62365

For technical questions, please call 1-888-866-5797.

Page 7

Components and Controls

afetyS

Clevis Pin No. 1 (29)

Pin (42)

Hydraulic Fluid

Seat (73)

Control

Fill Plug (11)

Panel (9)

 

 

 

Engine (74)

 

 

etupS

Boom Extension (34)

perationO

aintenanceM

Frame Assy. (90)

Mount Hitch

Hydraulic

Coupler (58)

Fluid

Here

Reservoir

Figure B: Tow Configuration

Hydraulic Fluid

Reservoir part of Frame (90)

Control Panel / Spool Valve (9)

 

Main Boom

4

 

Cylinder

 

 

Boom

9

5

 

Extension

 

10

Cylinder

 

 

 

3

Boom Swing

8

 

 

Cylinder

 

 

Bucket

Control 2

Cylinder

7

Figure C: Hose Connection

Page 8

For technical questions, please call 1-888-866-5797.

Hydraulic

Pump (65)

Item 62365

Components and Controls (cont’d)

Bucket Assembly

Main Boom

Frame Assembly/

Engine/Pump

Tires

Bucket Seat

Axle & Hub

Control Panel

Leg Extension

Leg Assembly

 

Figure D

Safety

Setup

Operation

Maintenance

Item 62365

For technical questions, please call 1-888-866-5797.

Page 9

afetyS

etupS

perationO

aintenanceM

Operation

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

Pre-Start Checks

Inspect engine and equipment looking for damaged, loose, and missing parts before set up and starting. If any problems are found, do not use equipment until fixed properly.

Checking and Filling Engine Oil

NOTICE: Your Warranty is VOID if the engine’s crankcase is not properly filled with oil before each use. Before each use, check the oil level. Do not run the engine with low or no engine oil. Running the engine with no or low engine oil WILL permanently damage the engine.

1.Clean the Oil Filler Cap and the area around it.

2.Remove the Oil Filler Cap/Dipstick. Read the engine service manual for the proper way to check the oil level.

Checking and Filling Fuel

WARNING! TO PREVENT SERIOUS INJURY FROM FIRE:

Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and

wait for it to cool before adding fuel. Do not smoke.

1.Clean the Fuel Cap and the area around it.

2.Unscrew and remove the Fuel Cap.

3.Remove the Strainer and remove any dirt and debris. Then replace the Strainer.

Note: Do not use gasoline containing more than 10% ethanol (E10). Do not use E85 ethanol. Add fuel stabilizer to the gasoline or the Warranty is VOID.

3.If the oil level is low, add the proper type and weight. See information below.

Oil type:

32° F or above = SAE 10W-30 Below 32° F = SAE 5W-30.

4.Replace the Oil Filler Cap.

NOTICE: Do not run the engine with too little oil. The engine will be permanently damaged.

Note: Do not use gasoline that has been stored in a metal fuel container or a dirty fuel container. It can cause particles to enter the carburetor, affecting engine performance and/or causing damage.

4.If needed, fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with 90 octane or higher unleaded gasoline that has been treated with a fuel stabilizer additive. Follow fuel stabilizer manufacturer’s recommendations for use.

5.Then replace the Fuel Cap.

6.Wipe up any spilled fuel and allow excess to evaporate before starting engine.

To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

Starting the Engine

Before Starting the Engine

Before starting the engine:

a.Follow the Set Up Instructions to prepare the equipment.

b.Inspect the equipment and engine.

c.Fill the engine with the proper amount and type of both unleaded gasoline and oil.

d.Read the Equipment Operation section that follows.

Page 10

For technical questions, please call 1-888-866-5797.

Item 62365

Harbor Freight Tools Towable Ride On Trencher Product manual

Engine Diagrams

Throttle Lever

Muffler

Ignition Switch

Starter Grip

Spark Plug

 

Air Cleaner

Recoil Starter

 

 

Choke Lever

 

Fuel Valve Lever

Fuel Filler Cap

Fuel Tank

Safety

Setup

Operation

Oil Drain Plug

Oil Filler Cap

Item 62365

For technical questions, please call 1-888-866-5797.

Maintenance

Page 11

Manual Start

1. Turn the Fuel Valve Lever to its “OPEN” position.

afetyS

1

2. Turn the Ignition Switch to its ON or RUN position.

ON

 

 

I

OFF

ON

 

2

etupS

perationO

aintenanceM

3.Then, turn the engine Choke Lever to its “START” position. Set the Choke Lever in the “RUN” position when starting a warm engine.

4.Grip the Starter Handle of the Engine loosely and pull it slowly several times to allow the gasoline to flow into the Engine’s carburetor. Then pull the Starter Handle gently until resistance is felt. Allow Cable to retract fully and then pull it quickly. Repeat until the engine starts.

Note: Do not let the Starter Handle snap back against the engine. Hold it as it recoils so it doesn’t hit the engine.

5.Allow the Engine to run for several seconds. Then, if the Choke Lever is in the CHOKE position,

move the Choke Lever very slowly to its RUN position.

Note: Moving the Choke Lever too fast could stall the engine.

3

4

5

Page 12

For technical questions, please call 1-888-866-5797.

Item 62365

Loading...
+ 28 hidden pages