armature opening now drops out of the opening and starts to rotate the ratchet wheel fig 8 138 RELAY OUTLET VALVE RATCHET ARM e a RATCHET INLET VALVE WHEEL Fig 8 138 Washer Pump Discharge ... bellows forcing the water in the bellows through the outlet valves to the nozzles fig 8 138 At the same time the edge of the plunger arm slot moves up tighl against the lever