Husqvarna TE 630 2011 I.E. Manual page 95

Washing the chain with O-rings
Wash using petroleum, naphtha or paraffin oil. Never
use fuel, trichloroethylene or solvents, as the O-rings
may get damaged.
Use instead special sprays for chains with O-rings.
Lubricating the chain with O-rings
Lubricate all metallic and rubber (O-ring) elements using
a brush and engine oil with SAE 80-90 viscosity, inside
and outside parts.
CAUTION*: The chain lubricant shall NEV-
ER get in contact with the tyres or the
rear brake disc.
Chain guide roller, chain guide eye,
chain slider
Check the wear of the above-mentioned elements and
replace them when necessary.
CAUTION*: Check the chain guide align-
ment, and remember that a bent ele-
ment can cause chain early wear. In
this case, chain might unwrap from the
sprocket.
3
1
2
1 - Chain guide roller
2 - Chain guide eye
3 - Chain slider
EN - 37