TOWABLE EXCAVATOR
Contents
1. Add more hydraulic oil Loosing pressure due to leak Replace leaking component s Damaged or worn pump Replace hydraulic pump JERKING ACTION ON CYLINDERS Low hydraulic oil level Add more hydraulic oil Air pockets inside the cylinder Purge air by fully extending and retracting each cylinder Air is entering the system Inspect for leaking fittings or hoses BOOM CANNOT HOLD UP ALOAD Cylinder seal is leaking Replace cylinder seals Oil is leaking through broken hose or fitting Locate then replace broken hose or fitting 8318578 PARTS LIST 8318578 QTY 1 1 1 3 3 7 10 11 1 Niaxalaiax OlOl0O N o 2 2 1 N wo 2 2 2 2 2 2 6 10006190 4 13 4 2 4 0 2 4 5 6 7 8 9 1 3 5 3 3 3 3 3 3 3 8318578 152. etc It is commonly used in projects like moving boulders or rocks uprooting small trees and digging earth This machine is designed to carry out a light to medium duty task SPECIFICATIONS 8318578 Max Digging Depth 7 feet Bucket Width 11 in Boom Swing Angle 120 degrees Digging Strength 2 100 Ibs Engine Type Subaru SP 170 5 7 HP Trailer Coupler 1 7 8 in Tire Size 5 30 x 12 in Hydraulic Reservoir 5 Gal 8 11 7 4 Zum 8 1 8318578 IMPORTANT SAFETY PRECAUTION WARNING Read and understand all instructions before using this tool The operator must follow basic precautions and safe work practices to reduce the risk of personal injury and or damage to the equipment Keep this manual for the safety warnings precautions and operating inspection and maintenance instructions WORK AREA 1 Operate in a safe work environment Keep your work area clean well lit and free of distractions 2 Keep anyone not wearing appropriate safety equipment away from the work area 3 Store tools properly in a safe and dry location Keep tools out of the reach of children PERSONAL SAFETY CAUTION Wear protective equipment approved by the Canadian Standards Association CSA or American National Standards Institute ANSI PERSONAL PROTECTIVE EQUIPM
3. fittings Pins with built in grease fittings are provided for ease of grease application Proper greasing practice will prolong the life of the Excavator and continued success in operation Here is the recommended schedule for greasing the unit Before each use After 4 hours of use After each use Before storage Do not operate the Excavator with components that are damaged rusted or worn as it may lead to injury or damage to property Replace damaged or worn parts before operating your Excavator G G o G 0 N G G G Q G S V SE G G W Cel 5 JA 3 G N G D ave G 11 REPLACEMENT PARTS 8318578 Normal wear and tear will occur when putting the Towable Excavator to work Refer to the illustration to find the appropriate part number when replacing worn or damaged parts of your excavator TROUBLESHOOTING COMMON PROBLEMS POSSIBLE CAUSE SOLUTION ENGINE DOES NOT START OR HAVE POOR PERFORMANCE Low or no fuel in the gas tank Fill with recommended gas Spark plug might be fouled Clean or replace spark plug Air filter might be clogged Clean or replace filter Gas tank might contain stale gas Drain and replace gas Carburetor might be clogged Clean the carburetor BOOM AND BUCKET MOVING SLOW Engine throttle set on low Open throttle Low hydraulic oil level
4. if necessary Inspect all the nuts and bolts on the pins and tighten if necessary Grease all the grease fittings See Grease fittings Locations NEID AFTER EVERY 4 HOURS OF USE 1 Inspect all bolts and nuts on the pins 2 Visually inspect hydraulic system for leaks 3 Lubricate all the greasing points 4 Check the filter gauge Replace filter when filter enters bypass mode Bypass mode is indicated when filter gauge points to red 25 PSI 5 Check engine oil level Refill if necessary AFTER 50 HOURS OF USE 1 Clean engine air filter 2 Change engine oil ANNUALLY OR AFTER EVERY 250 HOURS OF USE 1 Replace hydraulic oil 2 Lubricate the axle bearings 3 Replace engine air filter 4 Replace engine spark plug AFTER EACH USE 1 Clean the Excavator use a pressure washer if necessary 2 Grease all the grease fittings 3 Grease the exposed areas of the cylinder shafts STORAGE 1 Thoroughly clean the whole unit with soap and water Use a pressure washer if necessary Thoroughly wipe dry the entire unit Apply thin coat of lubricant on the metal parts to prevent rusting Apply grease on all the grease fittings Apply grease on the exposed areas of the cylinder shafts Install the safety lock on the boom Cover the unit to protect from sun rain snow or other elements 100 E 0 GREASE FITTING LOCATIONS Lubrication is essential on maintaining your Excavator Below is an illustration of all the locations of the grease
5. ENT 1 Always wear impact safety goggles that provide front and side protection for the eyes Wear gloves that provide protection based on the work materials or to reduce the effects of tool vibration 2 Non skid footwear is recommended to maintain footing and balance in the work environment 3 Wear protective clothing designed for the work environment 4 Wear hearing protection gear with an appropriate Noise Reduction Rating PERSONAL PRECAUTIONS Control the tool personal movement and the work environment to avoid personal injury or damage to tool 1 Do not operate any tool when tired or under the influence of drugs alcohol or medications 2 Avoid wearing clothes or jewelry that can become entangled with the moving parts of a tool Keep long hair covered or bound 3 Do not overreach when operating a tool Proper footing and balance enables better control in unexpected situations 8318578 SPECIFIC SAFETY PRECAUTIONS 1 2 RE 8 9 Always call your local utility before digging to ensure that there are no buried gas lines water line electrical lines or cables Do not allow anyone to operate the backhoe who has not read the Operator s Manual or who has not been instructed on the safe operation of the backhoe If a helper is assisting in excavating ensure that they are clear ofthe working area when actuating the controls Never allow a second person to ride your excavator during operation Never allow anyone to r
6. ST litt TOWABLE EXCAVATOR USER MANUAL Please read and understand all instructions before use Retain this manual for future reference 10005833 10 REV2 8318578 TABLE OF CONTENTS Introduction 2 Functions 2 Specifications 3 Important Safety Precaution 4 Assembly Instructions 5 Initial Operation 8 Excavator Configurations 8 Maintenance 10 Grease fitting Locations 11 Parts List 12 Trouble Shooting 14 Replacement parts 14 INTRODUCTION This Towable Excavator is designed to be towed by a motorized vehicle This machine employs a Subaru SP 170 engine coupled with a hydraulic pump as a power pack that makes this a stand alone unit without a need for a tractor or a loader Two adjustable outriggers are used to maintain stability during operation The 5 Gallon Hydraulic Reservoir with a temperature and fluid level gauge improves maintenance Built in Hydraulic oil filtration to prevent contaminants from entering the system Adjustable seat for multi user configurations Four of our very own Shur lift brand cylinders are used in this unit to tackle any big or small project Due to its compact size and towable capability this unit can go where the full size backhoes can t go It can be easily transported from one job site to another FUNCTIONS The Towable Excavator can be used in various tasks including but not limited to landscaping excavating trenching small demolitions
7. ide the excavator while towing Always use your hands to operate the control levers Never use another body part rope or any extension devices to operate the control levers Keep the outriggers away from any holes that can cause the Excavator to lose balance or fall in Do not place your hands between the moving components Do not touch engine as it may be hot after use 10 Do not modify this tool or use for a purpose for which it was not designed for ASSEMBLY INSTRUCTIONS This product comes partially assembled and minimal assembly is required to be able to operate the Towable Excavator Please follow the assembly guidelines carefully UNPACKING ie 2 3 Unpack the Towable Excavator on a level surface in a clear area Remove the plastic wrapping off the entire unit Cut the straps that secure the unit to the pallet using sheet metal snips Stay clear while cutting as the straps are under tension and might snap back which may lead to serious injury or damage to property Stay clear around the excavator and do not place yourself in a position where you can be pinned in the case that the excavator shifts or tips over It is important not to lean on or rock the excavator while on the pallet It is recommended that the unit is supported e g hoist during assembly Inspect the entire unit for any damage during the shipping and handling Do not operate the unit until damaged components are replaced 8318578 ASSEMBLY The foll
8. owing assembly instructions are applicable with the use of a lifting device such as forklifts or overhead cranes 1 Lift the entire unit off the ground with just enough clearance so that the Outriggers can be installed 2 Remove the pallet along with the other components out of the way 3 Install the Outriggers Wheel assembly and the Hitch assembly Secure them with the pins provided 4 Slowly lower the unit to the ground 8318578 INITIAL OPERATION The following instructions must be performed before engaging your Towable Backhoe to any task Follow these steps carefully to ensure maximum performance of the unit 1 Grease all the grease fittings See Grease Fitting Locations section pg 10 2 Ensure correct air pressure on the tires 3 Fillthe engine with recommended oil and gas See the engine manual 4 Fill the hydraulic reservoir with hydraulic oil approximately 80 full 5 Ensure all pins are fastened with its respective nuts and bolts 6 Inspectall hoses and fittings for damage 7 Start the engine and let it warm up for a few minutes 8 Remove the safety lock red that prevents the boom from moving when not in use or during transport 9 Familiarize yourself with the controls see the decal on the valve bank 8318578 10 Slowly cycle all the cylinders to remove all the air pockets inside Fully extend and retract all the cylinder one at a time 11 Check hydraulic oil level refill to 80 if neces
9. sary 12 Aquaint yourself with the controls by practicing in an open area EXCAVATOR CONFIGURATIONS TOWING CONFIGURATION This configuration is used when towing the Excavator Do not use this configuration while working as it may cause the Excavator to roll and may lead to injury or damage to the machine Ensure that the boom safety lock is in place before towing TT JN SN UN al N lt Tak SAFETY LOCK ENGAGED WORKING CONFIGURATION This configuration is used when working with the Excavator Do not tow the Excavator at this position as it may cause accidents that may lead to injury or damage to the machine 8318578 EXCHANGING TIRES AND OUTRIGGERS When switching from Towing configuration to Working configuration or vice versa park the Excavator on a hard level ground 1 Carefully lift Excavator on its side by aiming the boom at an angle and push the ground using the bucket 2 Remove the hitch pins from the outriggers and the wheels 3 Switch the wheel and the outrigger and secure them with the pins Replace one side at a time as shown in the picture MAINTENANCE 8318578 BEFORE EACH USE 1 Inspect the Excavator for loose worn or damaged components Replace if necessary Inspect for oil leakage If oil leaks locate the source and replace the component Inspect tires before towing Check the engine s gas and oil levels Check the reservoir s oil level and refill to approximately 80 full
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