Air Filter - Replace
空气滤清器的更换周期为 90 个工作日。 如果环境使然，应更频繁地更换空气滤清器。 以下所列为空气滤清器更换的指导原则：
- 有过多的灰尘积聚。
- 空气滤清器因阻塞气流而挠曲变形。
- 系统温度不断升高。
Caterpillar Information System:
UPS 250 and UPS 300 Uninterruptible Power Supplies Interfaces
2000/10/01 Grind a Chamfer Around the Exhaust Ports When New 194-8124 Sleeves Are Installed {1059}
Uninterruptible Power Supply (UPS) 250 Acronyms
ES12F, UPS 1000S and UPS 1200S Uninterruptible Power Supplys Information Plate
2000/09/01 Be Sure To Order The Correct Remanufactured Cylinder Head {1100}
ES12F, UPS 1000S and UPS 1200S Uninterruptible Power Supplys Electrical System
ES12F, UPS 1000S and UPS 1200S Uninterruptible Power Supplys Fire Prevention and Explosion Prevention
ES12F, UPS 1000S and UPS 1200S Uninterruptible Power Supplys General Hazard Information
UPS 120, UPS 150, UPS 250 and UPS 300 Uninterruptible Power Supplies Safety Signs and Labels
Oil Mist Detectors Replacement Parts Information
C7 Petroleum Engines Boost Pressure Sensor
G3406 Engine Troubleshooting
UPS 120, UPS 150, UPS 250 and UPS 300 Uninterruptible Power Supplies Flywheel - Clean
G3408C and G3412C Engines Air Inlet and Exhaust System Components
UPS 120, UPS 150, UPS 250 and UPS 300 Uninterruptible Power Supplies Oil - Change
UPS 250 and UPS 300 Uninterruptible Power Supplies Oil Level - Check
UPS 120, UPS 150, UPS 250 and UPS 300 Uninterruptible Power Supplies Sight Gauge - Clean
G3406 Engine Carburetor - Adjust
C-10, C-12, C-15 and C-16 Industrial Engines Electrical Power Supply Circuit - Test
UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 750 and UPS 900 Uninterruptible Power Supplies Error Log - Access
Oil Mist Detectors Control Elements and LED Display
UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 750 and UPS 900 Uninterruptible Power Supplies Troubleshooting
C-10, C-12, C-15 and C-16 Industrial Engines ECM/Personality Module - Test
CD44B and CD54B Vibratory Asphalt Compactors Engine Compartment - Clean