• Remove the valve spring retainer © and the inner and outer valve springs ©.
• Remove the valve spring seat.
• Remove the valve from the combustion chamber side.
Decarbonize the combustion chambers. Check the gasket surface of the cylinder head for distortion. Use a straightedge and thickness gauge. Take clearance readings at several places. If readings exceed the service limit, replace the cylinder head.
Ito5l1 09900-20803: Thickness gauge
EHSI Cylinder head distortion
VALVE STEM RUNOUT
Support the valve using V-blocks, as shown, and check its runout using the dial gauge.
If the runout exceeds the service limit, replace the valve.
troSh 09900-20606: Dial gauge (1/100 mm) 09900-20701: Magnetic stand 09900-21304: V-block set (100 mm)
EB23 Valve stem runout
VALVE HEAD RADIAL RUNOUT
Place the dial gauge at a right angle to the valve head face and measure the valve head radial runout.
If it measures more than the service limit, replace the valve.
iro5h 09900-20606: Dial gauge (1/100 mm) 09900-20701: Magnetic stand 09900-21304: V-block set (100 mm)
LU4M Valve head radial runout
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You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.