English
9.808-136.0 Rev. 00 (09/18)
32
1. Using a 3/4” open end wrench remove hose from outlet of
unloader.
2. Install quick disconnect nipple
3.
Install test gauge, test hose, test gun, test nozzle (make
sure to use size of nozzle listed on the serial plate)
4. Test machine with spray wand trigger.
Machine should have a running pressure of 2500 psi and a
spike pressure of less than 500 psi.
Spike is the pressure read on the gauge when you release the
trigger minus the running pressure of the machine.
Example:
running pressure = 2500 psi.
Pressure reading when trigger is released = 2900 psi.
Spike pressure = 400 psi ( 2500 - 2900)
6.5.6
Test pressure off the unloader
