Honda CBX250 Twister Owner's Manual page 123

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1. To drain the oil, remove the oil filler cap/dipstick, oil
drain plug (1) and sealing washer (2).
2. After the engine oil has been drained out, hold the
motorcycle upright for 10 – 15 seconds to assure
complete draining.
(1) (2)
3. Remove the oil filter bolts (3) and oil filter cover (4).
4. Remove the oil filter (5) from the cover.
5. Check that the oil filter cover O-ring (6) is in good
condition and then install the spring (7) and new oil
filter. Use the Honda oil filter or an equivalent filter
specified for your model. Other filters not specified
for your model may not filter impurities properly.
6. Install the oil filter with the rubber seal (8) facing
out, away from the engine.
You will see "OUT-SIDE" mark (9) on the filter body,
near the seal.
NOTICE
Improper installation of the oil filter can cause serious
engine damage.
(1) Oil drain plug
(2) Sealing washer
(9)
(7) (8)
(5)
(6)
7. Reinstall the oil filter cover, making sure the bolts
are tightened securely.
Oil filter bolt torque:
12 N·m (1.2 kgf·m, 9 lbf·ft)
8. Check that the sealing washer on the drain plug is
in good condition and install the plug. Replace the
sealing washer every other time the oil is changed,
or each time if necessary.
Oil drain plug torque:
30 N·m (3.1 kgf·m, 22 lbf·ft)
9. Fill the crankcase with the recommended grade oil;
approximately:
1.5 (1.6 US qt, 1.3 Imp qt)
10. Install the oil filler cap/dipstick.
11. Start the engine and let it idle for 3 – 5 minutes.
12. 2 – 3 minutes after stopping the engine, check
that the oil level is at the upper level mark on the
oil filler cap/dipstick with the motorcycle upright on
firm, level ground. Make sure there are no oil
leaks.
Owner´s Manual
(3) Oil filter bolts
(4) Oil filter cover
(3)
(5) Oil filter
(6) O-ring
(7) Spring
(8) Rubber seal
(9) OUT-SIDE mark
(4)