TM 9-2320-289-2011-7.CAB HEATER FUEL FILTER AND LINES REPLACEMENT (Con’t).3.Move fitting (10) clear of connector(21). Hold cab heater switch in“START” position. Continue operationuntil a clean, steady flow of fuel isobtained, then shut off cab heater.Connect fitting to connector andtighten.4.Connect wiring harness assembly tocab heater (9).5.6.Connect plastic tube to bleed port (23). Open bleed port. Hold cab heater switch in “START”position. Continue operation until a clean, steady flow of fuel is obtained, then shut off cabheater. Close bleed port and remove plastic tube.Install cover (22) and tighten 2 screws (24).FOLLOW-ON TASKS:• Check for leaks.TA500571 1 - 27
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