Hyundai PT3900-JY Instruction Manual page 48

The maintenance schedule applies to normal operating conditions. If you operate your generator
under severe conditions, such as sustained high-load or high-temperature operation, or use it in
unusually wet or dusty conditions, consult your servicing dealer for recommendations applicable to
your individual needs and use.
2) Tool kit
The tools supplied with the generator will help you to perform the owner maintenance procedures
listed on the following page. Always keep this tool kit with the generator.
NOTE: Diagrams may vary according to the types.
3) Engine oil change
Drain the oil while the engine is warm to assure complete and rapid draining
1. Remove the drain plug and sealing washer, oil filler cap, and drain the oil
2. Reinstall the drain plug and sealing washer. Tighten the plug securely.
3. Refill with the recommended oil and check the oil level.
CAUTION
Used motor oil may cause cancer if repeatedly left in contact with the skin for prolonged
periods. Although this is unlikely unless you handle used oil on a daily basis, it is still
advisable to thoroughly wash your hands with soap and water as soon as possible after
handling used oil.
18
ENGLISH
48