CONTROL VALVE ASSEMBLY REPLACEMENT (Sheet 6 of 12)
CLEANING AND INSPECTION:
Using rag and dry cleaning solvent (Item 54, Appendix D), clean all parts.
Inspect cable ends for fraying or damaged ends. Replace if badly frayed or damaged.
Inspect valves and redated parts for nicks, burrs, and cracks. Replace damaged parts.
Apply zinc chromate primer (Item 50, Appendix D) to threads
prior to installation of threaded tube/hose connectors.
ASSEMBLY AND INSTALLATION:
four-port valve (A).
Steps 1 thru 12 describe assembly of
three-port valve (B).
Steps 13 thru 23 describe assembly of
Although four-port valve is latest model,
both valves are used
on current vehicles. If three-port valve is
used, proceed to step