Quote:
Originally Posted by jay_bob
There is a fuel preheater in the system. Otherwise it's pretty similar to the 61x.
The flow is tank -> prefilter-> lift pump -> preheater valve -> preheater (if the thermostat in the valve is cold, otherwise it's bypassed in the preheater valve -> preheater valve -> main filter -> IP -> injectors -> injector return/main filter bleed/IP return -> tank.
Also note that there is no hand primer on the 60x IPs. If you get air in the system you will have to crank like crazy to re-prime.
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Actually the fuel flow would be in tank screen>primary filter>thermovalve>preheater with valve cold, lift pump otherwise>secondary filter>IP>injectors>return from injectors and IP pressure regulated outlet>secondary filter> return to tank