Philips 5603X-44 - Manual (Page 13)

9.
After Each Use: Trimmer
1 Turn razor OFF.
2 Push Trimmer Slide Switch up to pop up Trimmer.
3 Clean Trimmer with the brush after each use.
4 Lubricate the Trimmer teeth with Norelco Razor
Lubricant (model AL80),or with one drop of mineral
oil every 6 months.
5 Close Trimmer by sliding Trimmer switch down.