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OWNER’S MANUAL CONGRATULATIONS! You are now the proud owner of the BARRETO Small Track Trencher (STK). The OPERATOR’S MANUAL is attached to the machine. Read this manual and the operator’s manual to become familiar with the STK, its characteristics, and method of operation. Pay attention to the safety and operating instructions to prevent personal injury or equipment damage.
Barreto Manufacturing, Inc. warrants all BARRETO equipment to be free of defects in material and workmanship for a period of one (1) year. All BARRETO fuel components, fuel tank, cap, lines & fittings are warranted for two (2) years. Warranty period begins on date of delivery to the original user.
• If there are damaged or missing components: document the damage on the delivery receipt, notify the carrier and Barreto Manufacturing immediately. SAFETY MESSAGES This section covers the method used to announce safety messages. Safety messages appear as appropriate in this manual and on decals affixed to the machine where a hazard may occur if procedure or instructions are not followed correctly and completely.
ASSEMBLY INSTRUCTIONS DANGER: Before beginning assembly, engine start-up must be prevented. See MAINTENANCE PREPARATION section page 6. WARNING: The STK and components are heavy. Only lift the STK by mechanical means. Always team lift heavy components: “Lifting loads heavier than about 50 pounds will increase the risk of injury.”...
OPERATOR TRAINING Do not permit anyone to operate the STK without proper instruction and training. Do not permit anyone to operate the STK if you believe that they cannot safely operate the STK. Everyone who operates (or assists) an STK must know the following aspects of machine operation BEFORE operating the STK.
MAINTENANCE PREPARATION DANGER: BEFORE beginning any maintenance on the STK that requires a guard be removed or exposes a part that moves during operation, prevent engine start-up. WARNING: The engine, exhaust pipe, engine oil and hydraulic system get hot during operation. Allow adequate time to cool before beginning maintenance.
• Dig chain & Auger • Grease points Replacement parts: Replacement trencher parts and decals can be purchased from Barreto Manufacturing. Replacement engine parts must be purchased from the engine manufacturer or dealer. Decals: Clean decals as necessary using soap and water. Replace damaged or missing decals. Remove damaged decals using a heat gun.
Ensure that the reservoir fluid level is to the top of the sight glass before starting the machine • Use BARRETO hydraulic oil filters. Automotive oil filters may fit but are not designed for use in high pressure oil systems, the filter element may come apart and contaminate the hydraulic oil.
Follow the instructions in your engine operator’s manual for all engine maintenance. Barreto Manufacturing has added an engine oil drain hose to your engine to facilitate easier oil changes. Due to heavy duty use inherent to trenching, Barreto Manufacturing recommends that you change your engine oil every 25 hours.
DIG CHAIN INSTALLATION / REPLACEMENT DANGER: Before beginning any work on the dig chain engine start-up must be prevented. See the MAINTENANCE PREPARATION section page 6. WARNING: Never place any part of your body underneath the boom, the boom can creep down or lower.
TRACK MAINTENANCE DANGER: Before beginning any work on the track system engine start-up must be prevented. See the MAINTENANCE PREPARATION section page 6. NOTICE: • Tracks must be correctly tensioned. Loose tracks may de-track, tight tracks will cause excessive wear. Each track must be checked and adjusted individually. •...
BATTERY SAFETY INSTRUCTIONS Only trained and qualified personnel should perform maintenance or repairs of the STK or the battery. WARNING: The battery contains sulfuric acid that can cause blindness and severe burns. Avoid contact with eyes, skin and clothing. WARNING: Battery fumes are flammable and explosive. Avoid exposing the battery to sparks and flames.
BATTERY MAINTENANCE WARNING: Read the section: BATTERY SAFETY INSTRUCTIONS, before handling the battery. The original battery equipped on the STK is considered to be “maintenance free”. However, some maintenance will help your battery last longer. Temperatures below freezing or over 90°F (32°C) will reduce the life of the battery.
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To check the electrolyte level and add water: Information from www.interstatebatteries.com The battery supplied with the STK is sealed. Electrolyte level cannot be checked, water cannot be added. If using a non-sealed battery: Information from www.interstatebatteries.com It is particularly important to check electrolyte levels during hot weather. •...
See drawing 00322-STK, contact tech support. 2. Chain motor worn. Rebuild or replace motor. 3. Chain drive pump worn. Replace pump. New hydraulic motors and pumps are available from Barreto Manufacturing. 4. Spindle splines stripped out. See drawing 00574 OWNER’S MANUAL...
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3. Hydraulic fluid around chain motor or shaft. Inspect motor for leaking shaft seal. Rebuild or replace motor. New motors are available from Barreto Manufacturing. DANGER: Hydraulic oil is hot and under extreme pressure, which will burn and cut. DO NOT operate machine if it is believed or known to be leaking.
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