2020 Honda CRF250R-RX Owner's Manual (Page 92 of 204)

2020 Honda CRF250R-RX Owner's Manual
Posted on 19 Nov, 2019
Model: 2020 Honda CRF250R-RX
Pages: 204
File size: 34 MB

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84 Servicing Your Honda
Valve Clearance
3. Measure the valve clearances of each exhaust
valve by inserting a feeler gauge (1) between
the exhaust rocker arms (4) slipper surface and
camshaft cam lobes (3).
NOTICE
Be careful not to damage the exhaust rocker arms.
Valve Clearance:
If intake valve clearance and exhaust valve
clearance need adjustment, see Camshaft Removal
(this page) and select the correct shim for each
valve.
1. Remove the cam chain guide bolts (1) and cam
chain guide (2).
NOTICE
Do not let the cam chain guide bolts fall into the
crankcase.
2. Rotate the crankshaft by turning the flywheel
(3) counterclockwise until the decompressor
weight (4) faces up as illustrated below.
3. Remove the cam sprocket bolt (5) of the intake
camshaft.
NOTICE
Do not let the cam sprocket bolt fall into the
crankcase.
4. Rotate the camshaft by turning the flywheel
and make sure the piston is at TDC on the
compression stroke (page 83).
5. Remove the cam chain tensioner lifter cover
bolt (6) and sealing washer (7).
(1) feeler gauge (4) exhaust rocker arms
(3) camshaft cam lobes
EX: 0.007 ± 0.001 in (0.19 ± 0.03 mm)
(1)
(4)
(3)
(3)
(1)(4)
Camshaft Removal
(1) cam chain guide bolts (2) cam chain guide
(3) flywheel (4) decompressor weight
(1)
(2)
(4)
(3)
(5) cam sprocket bolt
(6) cam chain tensioner lifter cover bolt
(7) sealing washer
(5)
(6)
(7)


General
Year 2020
Make Honda
Model CRF250R-RX
Language English
Pages 204
Filetype PDF (Download)
File size 34 MB
2020 Honda CRF250R-RX Models

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