Wilkerson DE5 - Manual (Page 6)

F. Solid State Timers – The solid state timer used in the DE3, DE4 and DE5 dryers control the
switching of the solenoid valves during a two minute total time cycle. The timers are equipped
with a one hour memory capability. If power is interrupted, the dryer will resume operation at
the same point in the cycle when power is restored.
Wiring Diagram
Figure 4
Instruction Manual / DE3, DE4 and DE5
Wilkerson Compact Heatless Air Dryers