Gema OptiFlex Pro B Spray, Operating Instructions And Spare Parts List

Page: 37 / 58

Rev. 00 03/19
OptiFlex Pro B Spray Operation  37
3. START =
– The pinch valve diagnostic is started.
4. Wait until the pinch valve diagnostic is stopped automatically
If the error message
H87/H187 (suction pinch valve) or H88/H188
(conveying pinch valve) is displayed after the procedure has been
completed, the corresponding pinch valve hoses must be replaced – see
AP01 Application pump Operating manual.
Setting the background illumination
1. Press the key
The display switches to the following level:
2.
Select the desired brightness