Quote:
Originally Posted by RAYMOND485
1984 300D TURBO 153K
REPLACE THE MONO VALVE AND SMALL WATER PUMP AND FAN CLUTCH DIY AND HEAD BY PASS SMALL LINE ON FRONT OF HEAD TO BLOCK 5 IN. LINE REMOVE AND CLEAN, YOUR HEATER IS SLOW TO INCREASE HEAT
|
I haven't done anything with the monovalve or aux pump, I'll remove them and check them.
I thought that when the monovalve was OFF (12v applied to its coil), the coolant was blocked from the aux pump and heater core.