
19
PI-120
March 2020
require seal replacement. Do not blast with a leaking HP seal as this will
allow hot water to drip onto operator’s hands and cause water to flush
grease from the swivel bearings and damage the swivel shaft.
5.10 Make sure that no water is flowing out of the dump port of the
Remote Control Valve while blasting. The air pressure while blasting must
be greater than 80 psi and less than 120 psi.