The Kobelco SK210LC-10 excavator's instrument cluster provides critical operating information tailored to its hydraulic and engine systems. This guide explains the meaning of each indicator light and the required action to maintain machine reliability.
Kobelco SK210LC-10 Warning Light Symbols
| Symbol | Name | Color | What it means | What to do |
|---|---|---|---|---|
| Master Warning (Stop) | RED | Illuminates when a critical fault occurs in the engine or hydraulic system, such as low oil pressure or overheating. | Stop the engine immediately and consult the monitor for the specific fault code. | |
| Master Caution | AMBER | Warns of a non-critical issue like a clogged air filter or low hydraulic oil level that needs inspection soon. | Check the monitor display for the associated warning and address before continuing heavy work. | |
| Check Engine (MIL) | AMBER | Indicates an engine management system fault, such as a sensor or emission control issue specific to the SK210LC-10's HINO engine. | Reduce load and have the engine diagnosed by a Kobelco technician. | |
| Engine Oil Pressure | RED | Loss of engine oil pressure can cause severe engine damage; often triggered by low oil level or pump failure. | Stop the engine immediately and check oil level and pressure sender. | |
| Battery / Charging | RED | Indicates the alternator is not charging or the battery voltage is below normal for the SK210LC-10's electrical system. | Check alternator belt and battery connections; if persistent, replace the alternator. | |
| Coolant Temperature | RED | Engine coolant temperature exceeds safe operating range, often due to low coolant or a faulty thermostat. | Stop the engine, let it cool, and check coolant level and radiator fan operation. | |
| Hydraulic System | AMBER | Indicates a hydraulic system issue such as low hydraulic oil level, high temperature, or a clogged return filter. | Check hydraulic oil level and temperature; inspect filters and coolers. | |
| Air Filter Restriction | AMBER | The air filter is clogged, reducing engine performance and increasing fuel consumption on the SK210LC-10. | Replace the air filter element and clean the housing. | |
| Fuel Filter / Water Separator | AMBER | Water in the fuel or a clogged fuel filter can cause engine roughness and injection system damage. | Drain the water separator and replace the fuel filter. | |
| Glow Plug / Preheat | AMBER | Illuminates during cold start preheat; if it stays on after starting, a glow plug malfunction is detected. | If it remains lit, have the glow plugs and relay checked. | |
| Low Fuel | AMBER | Fuel level is low; running out can introduce air into the fuel system and require bleeding. | Refuel as soon as possible to avoid engine stalling. | |
| Swing / Slew Lock | GREEN | Indicates the swing lock is engaged, preventing upper structure rotation for transport or parking. | Release the swing lock before operating the excavator. | |
| Work Lights | GREEN | The auxiliary work lights are turned on for nighttime or low-visibility operations. | No action needed; switch off when not required to save battery. | |
| Beacon / Rotating Light | GREEN | The rotating beacon is active, indicating the machine is in operation for site safety. | No action; ensure beacon is operational before starting work. | |
| Service / Hour Meter | GREEN | Displays accumulated engine hours; flashes when scheduled maintenance is due per SK210LC-10 intervals. | Refer to the operator's manual for the required service based on hours. | |
| Engine Oil Temperature | RED | Engine oil temperature is too high, which can degrade lubrication and cause engine wear. | Stop the engine, check oil level and cooling system, and investigate cause. | |
| Reduced Power (Limp Mode) | AMBER | The engine control unit has limited power to protect the engine or hydraulic system from damage. | Reduce load and have the fault codes read by a technician. | |
| Hydraulic Oil Level Low | RED | Hydraulic oil level is critically low, risking pump cavitation and system damage. | Stop the engine and add hydraulic oil to the correct level. | |
| Water in Fuel | AMBER | Water has accumulated in the fuel system; can cause injector failure and poor combustion. | Drain the water separator immediately and replace the fuel filter. |
19 symbols shown. Icons follow ISO 2575 dashboard standards; exact graphics vary by model year.
Most Important Warning Lights
Engine Overheating
Common causes
- Low coolant level
- Faulty thermostat
- Clogged radiator fins
What to do
Stop the engine, allow it to cool, then check coolant level and radiator for debris. If persistent, inspect the water pump and thermostat on the SK210LC-10.
Low Engine Oil Pressure
Common causes
- Low oil level
- Oil pump failure
- Clogged oil filter
What to do
Immediately stop the engine. Check oil level and top up if low; if pressure remains low, have the oil pump and pressure switch tested.
Hydraulic System Overheat
Common causes
- Low hydraulic oil level
- Blocked oil cooler
- High ambient temperature
What to do
Reduce load and run engine at low idle. Check hydraulic oil level and clean the oil cooler fins. If warning persists, inspect the hydraulic pump and relief valves.
Charging System Failure
Common causes
- Loose alternator belt
- Failed alternator
- Battery connection issue
What to do
Check alternator belt tension and battery terminals. If the red battery light stays on, replace the alternator or voltage regulator.
Air Filter Clogged
Common causes
- Dusty working environment
- Scheduled replacement overdue
- Damaged filter element
What to do
Replace the air filter element and clean the air intake housing. On the SK210LC-10, this should be done every 500 hours or sooner in dusty conditions.
Frequently Asked Questions
What does the swing lock light mean on the SK210LC-10?
The green swing lock light indicates that the upper structure rotation is locked. Release the lock before operating to avoid damage.
How do I reset the service hour meter after maintenance?
After completing scheduled service, access the monitor menu, select 'Maintenance' and follow the prompts to reset the hour meter. Refer to the operator's manual for the exact procedure.
Why does the master caution light come on intermittently?
Intermittent master caution may indicate a sensor glitch or low fluid level. Check the monitor for the specific warning; common causes include low hydraulic oil or a clogged air filter.
Can I continue working with the reduced power light on?
No. Reduce load immediately and have the machine diagnosed. Continuing heavy work may cause engine or hydraulic damage.
What should I do if the water in fuel light comes on?
Stop the machine and drain the water separator located near the fuel tank. Replace the fuel filter to prevent injector damage.
How often should I check the hydraulic oil level?
Check the hydraulic oil level daily before operation, especially after long periods of heavy use. Low level can trigger the red hydraulic oil light.