I'm a service technician for Istobal, I've washed flatbeds. It feels sketchy watching it happen but it brushes right through them. You have deeper brush contact but it works.
The Istobal uses counters. It knows in the program if the drive count is past a certain count and the brush is above a count that If the brush loses it's level and lowers 5 pulses to stop lowering because it's a truck.
I just finished interfacing a new Istobal Flex 5 with the thrust pros. The side dryer was fixed but with two programmable timers I was able to make the top dryer drop and work properly. One set as a five second impulse on to release the safety ratchet and the other as a on delay to activate the...