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Cromtech Outback CTG2500i User Manual

Cromtech Outback CTG2500i
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2.4kVA Portable Petrol
Inverter Generator
OWNER’S MANUAL
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Cromtech Outback CTG2500i Specifications

General IconGeneral
ModelCTG2500i
Max Output2500W
Rated Output2200W
Displacement79cc
Fuel TypeUnleaded Petrol
Starting SystemRecoil
Weight22 kg
TypeInverter Generator
Engine Type4-stroke OHV
AC Output230V
DC Output12V, 8.3A
Fuel Tank Capacity4.5 litres
Outlets2 x 15A

Summary

Warranty Information

Consumer Advice

Guidance on claims under warranty and product eligibility.

Contact & Support

Provides contact information for Crommelins Machinery and service agents.

Important Labels and Safety Symbols

DANGER: Carbon Monoxide Hazard

Warns about the lethal danger of carbon monoxide from generator exhaust.

NOTICE: Hot Exhaust Warning

Alerts users to the risk of burns from touching a hot exhaust system.

NOTICE: Safe Refueling Practices

Instructs on safe refueling, including stopping the engine and wiping spills.

Symbol Meanings and Safety Alerts

General Safety Alert

General warning to pay attention and prioritize safety.

Read Manual Before Operation

Emphasizes the importance of reading the manual before use.

Poisonous Exhaust Warning

Caution regarding the hazardous nature of generator exhaust fumes.

Closed Area Operation Prohibition

Strictly prohibits operating the generator in enclosed spaces.

Hot Surface Caution

Advises caution when touching hot engine and muffler parts.

Grounding Requirement

Highlights the necessity of grounding the generator for electrical safety.

General Safety Precautions

Vehicle Operation Restriction

Prohibits using the generator inside vehicles or for marine applications.

Unauthorized Modification Warning

Warns against modifying or operating the generator with removed components.

Child Operation Prohibition

States that children should not be allowed to operate the generator.

Safe Transport Method

Instructs to use only the carry handle for moving the generator.

Obstruction Warning

Advises against placing objects on or in front of the generator.

Surface Operation Guidelines

Specifies operating the generator only on hard, dry surfaces.

Poisonous Exhaust Hazards

Details the dangers of carbon monoxide and ventilation requirements.

Fuel Handling and Safety

Refueling Safety: Engine Off

Instructs to always shut off the engine before refueling.

Refueling Safety: No Open Flames

Prohibits refueling near open flames or while smoking.

Spill Prevention During Refueling

Caution to avoid spilling fuel on the engine or muffler.

Fuel Ingestion and Inhalation Warning

Warns against ingesting, inhaling fuel vapor, or getting fuel in eyes.

Fuel Spill Cleanup

Provides instructions for cleaning fuel spills from skin or clothing.

Transporting Generator: Upright Position

Advises keeping the generator upright during transport to prevent leaks.

Transporting Generator: Fuel Cap and Vent

Ensures fuel cap is tight and vent knob is OFF during transport.

Hot Engine and Muffler Safety

Hot Parts Safety: Keep Away

Keep generator away from pedestrians and children due to hot parts.

Hot Parts Safety: Flammable Materials

Avoid placing flammable materials near the hot exhaust outlet.

Hot Parts Safety: Ventilation Distance

Maintain 1 meter distance from buildings to prevent overheating.

Electric Shock Prevention

Shock Prevention: Weather Conditions

Avoid operating the generator in rain or snow to prevent electric shock.

Shock Prevention: Wet Hands

Do not touch the generator with wet hands to avoid electric shock.

Grounding Connection Procedure

Details how to connect the ground line to the generator and earth.

Connection Guidelines

Commercial Socket Connection Prohibition

Warns against connecting the generator directly to commercial power sockets.

Parallel Connection Prohibition

Prohibits connecting the generator in parallel with other generators.

Building Electrical System Connection Warning

Requires a licensed electrician for connecting to building systems via an isolation switch.

Control Panel Components

Smart-Throttle (Eco-Mode) Switch

Controls engine speed based on load for fuel efficiency and noise reduction.

12V DC Charging Socket

Socket for charging 12V batteries.

DC Protector

Protects DC output from overload or reverse connection.

AC Sockets

Sockets for connecting AC power devices.

Ground (Earth) Bolt/Nut

Terminal for grounding the generator for electrical safety.

Low Oil Alarm

Indicator for low engine oil level.

Overload Alarm

Indicator for generator overload.

Output Indicator

Indicates when the generator is producing AC output.

Reset Button

Resets the generator after overload or other faults.

Main ON/OFF Switch Operation

Main Switch Function

Explains the function of the main switch for starting and stopping the engine.

Smart-Throttle (Eco-Mode) Operation

Eco-Mode ON Function

Enables economic mode, adjusting engine speed to load for efficiency.

Eco-Mode OFF Function

Disables eco-mode, running the engine at rated speed regardless of load.

Eco-Mode Usage for High-Current Devices

Specifies that the smart-throttle must be OFF for devices with high starting current.

DC Protector Functionality

DC Protector Operation

Explains how the DC protector trips on overload or reverse connection.

DC Protector Reset and Troubleshooting

Guides on reducing load or consulting dealer if DC protector trips.

DC Protector Reset Procedure

Instructions on how to reset the DC protector.

Ground (Earth) Terminal Usage

Grounding for Electric Shock Prevention

Emphasizes connecting the ground terminal for electrical safety.

Low Oil Alarm Indicator

Low Oil Alarm Function

Describes the low oil alarm activation and automatic engine stop.

Troubleshooting Low Oil Start

Guide for starting issues related to low oil levels.

Overload Alarm Indicator

Overload Alarm Blinking

Indicates when connected load is close to the rated power.

Overload Alarm Activation

Describes overload detection, breaker activation, and indicator status.

Overload Troubleshooting Steps

Steps to take when the overload light is on.

Output Indicator (Green)

Output Indicator Function

Indicates the generator is producing AC output when lit green.

Fuel Tank Cap Vent Knob

Vent Knob Operation

Explains how the vent knob balances tank pressure and controls fuel flow.

Vent Knob Storage Position

Advises setting vent knob to OFF when generator is off or moved.

Reset Button Function

Reset Button Usage

Procedure to reset the generator after an overload condition.

Pre-Operation Checks

Importance of Pre-Operation Checks

Stresses that pre-operation checks must be performed before each use.

Fuel Check

Instructions for checking and filling the fuel tank with unleaded gasoline.

Fuel Tank Capacity

Specifies the fuel tank capacity as 5.0L (1.3 US gal).

Fuel Flammability and Poison Warning

Highlights the hazards associated with fuel and refers to safety info.

Fuel Filling Caution

Warns against overfilling the fuel tank to prevent overflow.

Hot Engine and Muffler Warning

Caution about the hot engine and muffler during and after operation.

Storage in Hot Conditions Warning

Advises against storing the generator in hot cars or direct sun.

Engine Oil Check and Fill

Engine Oil Level Check

Procedure for checking engine oil level using the oil filter hole.

Initial Engine Oil State

Notes that the generator is shipped without engine oil.

Engine Oil Filling Caution

Warns against tilting the generator while filling engine oil.

Recommended Engine Oil Types

Lists recommended engine oil types based on temperature.

Engine Oil Capacity

Specifies the engine oil capacity as 300-400ml.

Engine Oil Overfill Caution

Advises not to overfill, but to fill to the oil indicator line.

Ground Terminal Connection

Grounding for Electrical Safety

Re-iterates the importance of grounding for preventing electric shock.

Operation Instructions

Ventilation Requirement

Mandates operating the generator in a well-ventilated area to prevent hazards.

Socket Cleaning Before Use

Instructs to clean sockets before starting the engine.

Pre-Operation Check Reminder

Reminds users to read pre-operation checks before operating.

Operating Conditions

Specifies standard atmospheric conditions for rated output operation.

Starting the Generator

Fuel Tank Vent Knob Operation

Details turning the vent knob to ON to open the fuel tank vent.

Starting the Generator (Continued)

Main Switch ON

Turns the ignition circuit and fuel flow ON.

Choke Cable Operation

Pulling the choke cable out for starting.

Choke Usage for Warm Engines

Specifies that choke is not needed for starting a warm engine.

Recoil Starter Operation

Instructions for pulling the recoil starter for engine ignition.

Generator Stability During Starting

Advises firmly grasping the generator to prevent it from falling.

Engine Warm-up and Choke Adjustment

Allows engine to warm up before returning choke to original position.

Choke Adjustment After Warm-up

Confirms moving choke back to normal position once engine is warm.

Smart-Throttle for Starting

Sets smart-throttle to OFF when starting with no load.

Warm-up Procedures by Temperature

Details engine warm-up times based on ambient temperature.

Application Range and Load Limits

Total Load Limit

Ensures total load does not exceed generator's rated output to prevent damage.

Overload Alarm Indicator

Explains the overload alarm indicates when wattage exceeds the application range.

Overload Warning

Strict warning against overloading to prevent generator damage.

Electrical Interference Precautions

Advises spacing for precision equipment to avoid electrical interference.

Medical Application Prohibition

States the generator is not suitable for medical applications.

High Starting Current Appliances

Notes that some appliances may not run due to high starting current needs.

AC Connection and Powering Equipment

AC Connection: Device Power Off

Ensures all electric devices are turned off before connecting to the generator.

AC Connection: Pre-Connection Checks

Checks condition of devices, lines, and plugs before connecting.

AC Connection: Load Capacity

Verifies that the total load is within the generator's rated output.

AC Connection: Socket Current

Confirms socket load current is within its rated capacity.

AC Connection: Grounding

Ensures the generator is properly grounded when connecting devices.

Starting Engine for AC Connection

Start Generator

Initial step to start the generator.

Connect AC Plug

Connects the device plug to the generator's AC socket.

Verify AC Output Indicator

Confirms the green AC output indicator is lit.

Activate Smart-Throttle and Devices

Turns smart-throttle ON and then powers on connected electric devices.

Smart-Throttle for High-Current Devices

Instructs to keep smart-throttle OFF for devices with high starting current.

DC Connection for Battery Charging

VRLA Battery Charging Warning

Warns against charging VRLA batteries due to special charging needs.

DC Charging Specifications

States the generator's DC output rating: 12V - 8 Amp.

Battery Connection Timing

Instructs to connect the battery only after starting the generator.

Battery Cable Connection

Details connecting red cable to positive and black to negative terminals.

Starting Engine for Battery Charging

Start Generator for Charging

First step: start the generator.

Reset DC Protector

Pressing the DC protector to reset and enable connection.

Smart-Throttle OFF for Charging

Sets smart-throttle to OFF position during battery charging.

Connect Charging Line

Connects the charging line to the battery and generator.

Charging Safety Checks

Confirms smart-throttle is OFF and battery lines are correctly connected.

Short Circuit Prevention

Connect charging line to battery first, then generator to prevent short circuits.

DC Protector Trip During Charging

Advice on reducing load if DC protector trips during charging.

Battery Specific Gravity Check

Battery Specific Gravity Guidance

Guidance on checking battery electrolyte specific gravity for full charge.

Charging Fire Hazard Warning

Fire Risk During Charging

Warns against smoking or cutting cables during charging due to fire risk.

Battery Electrolyte Hazards

Electrolyte Contact Precautions

Details hazards of battery electrolyte, including skin and eye contact.

Stopping the Engine

Disconnect Devices Before Stopping

Instructs to disconnect all electric devices before stopping the engine.

Smart-Throttle Position for Stopping

Sets smart-throttle to OFF before stopping the engine.

Turn Main Switch OFF

Turns the main switch to the OFF position to stop the engine.

Vent Knob OFF for Cooling

Closes the fuel tank vent knob after the engine has cooled.

Generator Maintenance Schedule

Maintenance Responsibility

Owner's responsibility to inspect, adjust, lubricate, and maintain the generator.

Genuine Parts Recommendation

Advises using only genuine Crommelins parts for replacements.

Major Maintenance Consult

Recommends consulting a local service agent for major maintenance tasks.

Stop Engine Before Maintenance

Crucial warning to stop the engine before performing any maintenance.

Spark Plug Maintenance

Check, clean, and replace spark plug as needed.

Fuel System Check

Check fuel level and for any fuel leakage.

Fuel Hose Inspection

Inspect fuel hose for cracks or damage; replace if necessary.

Engine Oil Maintenance

Check engine oil level and replace as needed.

Air Filter Element Maintenance

Check and clean the air filter element.

Flame Retardant Element Maintenance

Check, clean, and replace flame retardant element.

Fuel Screen Maintenance

Clean and replace the fuel screen.

Crankcase Breather Hose Check

Check breather hose for cracks or damage.

Cylinder Head Maintenance

Decarbonize cylinder head if necessary.

Valve Clearance Check

Check and adjust valve clearance when engine is cold.

Fittings and Fasteners Check

Check all fittings and fasteners for correctness.

General Inspection

Check the machine for any abnormalities.

Initial Engine Oil Replacement

Specifies initial engine oil replacement after 1 month or 20 hours.

Air Filter Cleaning Frequency

Notes increased cleaning frequency for air filter in wet or dusty conditions.

Carburetor Adjustment

Carburetor Adjustment Consultation

Recommends consulting a service agent for carburetor adjustments.

Spark Plug Inspection and Service

Spark Plug Cover Removal

Steps to remove the spark plug cover and cap.

Spark Plug Disassembly

Procedure for loosening and removing the spark plug.

Spark Plug Condition Check

Inspect spark plug for discoloration and remove carbon deposits.

Spark Plug Type and Clearance

Verify spark plug type and check its clearance.

Spark Plug Specifications

Details the recommended spark plug type and clearance.

Spark Plug Installation and Torque

Instructions for installing the spark plug with specified torque.

Install Spark Plug Cover

Re-install the spark plug cover.

Spark Plug Installation Tip

Tip for hand-starting spark plug threads before torquing.

Engine Oil Replacement Procedure

Engine Oil Draining Safety

Warns not to drain hot oil immediately after engine shutdown.

Prepare for Oil Drain

Warm up engine briefly to reduce oil viscosity for draining.

Remove Oil Filling Cover

Procedure to unscrew and remove the oil filling cover.

Drain Engine Oil

Steps to remove drain plug, position pan, and drain oil completely.

Waste Engine Oil Disposal

Emphasizes responsible disposal of used engine oil.

Add New Engine Oil

Procedure for adding new engine oil to the filter port.

Engine Oil Filling Caution

Warns against tilting the generator while adding oil.

Engine Oil Recommendation Reference

Refers to page 15 for recommended engine oil types.

Clean and Tighten Drain Plug

Wipe oil spills and tighten the oil drain plug.

Re-install Oil Filling Cover

Re-install and tighten the oil filling cover.

Flame Retardant Element and Screen Maintenance

Hot Engine/Muffler Warning

Caution about hot engine and muffler before inspecting parts.

Exhaust Cover Removal

Procedure to remove screws and disassemble the exhaust cover.

Flame Retardant Element Removal

Steps to loosen clamp and remove the flame retardant element cap.

Clean Flame Retardant Element

Use a wire brush to remove carbon deposits from element and screen.

Gentle Cleaning of Element

Use a soft wire brush for light brushing to avoid damage.

Inspect and Replace Element

Check element and screen for damage; replace if necessary.

Reinstall Flame Retardant Element

Install element and screen into cap and then to muffler.

Reinstall Exhaust Cover

Re-install the exhaust cover and tighten screws.

Air Filter Replacement Procedure

Remove Air Intake Cover

Loosen screws and remove the air intake cover.

Remove Air Filter Cover and Element

Loosen screw, remove cover, and take out the filter element.

Wash Air Filter Element

Wash the filter element in solvent and dry it thoroughly.

Oil Air Filter Element

Apply a small amount of engine oil to the element and squeeze out excess.

Recommended Filter Oil

Specifies recommended oils for the air filter element.

Air Filter Element Handling

Caution not to wring out the filter element sponge to prevent damage.

Insert Air Filter Element

Insert the prepared filter element into the air filter housing.

Air Filter Sealing

Ensure element sealing surface aligns to prevent air leaks.

Never Run Without Air Filter

Warning against running the engine without the air filter element.

Install Air Filter Cover

Re-install the air filter cover and tighten screws.

Air Filter Cover Sealing Strip

Check and correctly place the sealing strip when installing the cover.

Assemble Air Intake Cover

Assemble the air intake cover and tighten screws.

Install Maintenance Door

Install the maintenance door using the provided screw.

Fuel Tank Filter Maintenance

Remove Fuel Inlet Filter

Open fuel tank cap and remove the inlet filter screen.

Remove Fuel Outlet Filter

Remove fuel outlet line and take out the outlet filter screen.

Clean Fuel Filters

Clean filter screens with gasoline, replacing if damaged.

Install Fuel Filters

Wipe and install cleaned filter screens into fuel tank ports.

Secure Fuel Tank and Outlet Pipe

Tighten fuel tank cap and secure fuel outlet pipe with clamp.

Fuel System Tightening Warning

Emphasizes tightening the fuel tank cap and fuel pipe clamp.

Troubleshooting: Engine Won't Start

No Fuel Supply Issues

Checks for fuel in tank, vent knob, and clogged lines/carburetor.

Troubleshooting: Engine Performance

Low Engine Oil Level

Action to add engine oil if the level is low.

Electrical System Check

Check the main switch to ensure it is in the ON position.

Poor Spark Issues

Addresses spark plug condition, clearance, and ignition system.

Troubleshooting: Generator Output

Generator Has No Output

Troubleshooting steps when the generator produces no output.

Resetting for No Output

Disconnect devices, reduce load, and press reset button.

Resetting DC Output

Pressing DC protector to reset DC output.

Generator Storage Procedures

Storage Preventive Measures

Follow procedures to prevent deterioration during long-term storage.

Draining Fuel for Storage

Drain Fuel Tank

Drain fuel from the tank into a container using a siphon.

Drain Carburetor Fuel

Drain fuel from the carburetor float chamber.

Fuel Hazards During Draining

Warning about fuel flammability and poison during draining.

Run Engine Dry

Run the engine until it stops from lack of fuel.

Protecting the Engine for Storage

Engine Oil Cylinder Protection

Add oil to spark plug hole and turn starter to coat cylinder.

Prevent Cylinder Rusting

Pull recoil starter to feel compression, then stop to prevent rusting.

Cleaning the Generator

Exterior Cleaning

Clean the exterior using a damp cloth and mild detergent.

Storage Location and Covering

Store in a dry, well-ventilated place, covered with a cloth.

Storage and Operation Position

Maintain a vertical position for storage, carrying, and operation.

Transporting the Generator

Transport Precautions

General precautions to follow when transporting the generator.

Transport Fuel Level

Ensure the fuel tank is not overfilled, with no fuel in the filler neck.

Operation During Transport

Prohibits operating the generator while it is on a vehicle.

Transport Sunlight Exposure

Avoid exposing the generator to direct sunlight on a vehicle.

Transport on Rough Roads

Caution against prolonged driving on rough roads with the generator onboard.

Transport Vent Knob Position

Ensure the vent knob is turned to the OFF position for transport.

Identification and Serial Numbers

Machine Series Number Location

Locates the machine identification series number on the generator.

Serial Number Recording

Field to write down the generator's serial number.

Wiring Diagram

CTG2500i Specifications

Noise Level Information

Noise Measurement Conditions

Details conditions under which noise level is measured (smart-throttle ON).

Noise Emission vs. Exposure

Explains that quoted noise levels are emissions, not necessarily safe exposure levels.

Standard Features

Applications

Industry Usage