REPLACING THE FILTER Removal:
DRAINING THE SEPARATOR
Drain all traces of water from the fuel filter/fuel heater/water separator as outlined at (5,000 mile) intervals as specified in the maintenance schedule. Refer to MAINTENANCE SCHEDULE. At this service interval, if the warning lamp is not glowing, examine the draining fluid to determine when clear diesel fuel flows from the drain tube. Stop draining procedure as soon as clear diesel fuel appears.