Connect Fluid Hose Assembly; Adjust Packing Nuts - Graco XM Series Operation Manual

Setup

Connect Fluid Hose Assembly

1. Connect fluid hose to fluid manifold outlet. Do not
install gun spray tip yet.
Fluid
Integrator
Hose
NOTICE
Do not assemble static mixer directly to the fluid man-
ifold. Install static mixer after first 25 ft. (7.5 m) of inte-
grator hose to ensure material doses are completely
integrated. Spraying poorly integrated material could
require rework of parts sprayed.
2. Tighten all fittings.
22

Adjust Packing Nuts

1. Fill A and B pump packing nuts with throat seal liq-
™
uid (TSL ) and torque to 50 ft-lbs (67.5 N•m). Fol-
low instructions in Xtreme Lowers manual 311762.
NOTE:
After the first day of use re-torque packing nuts.
2. Fill metering valves A and B packing nuts with throat
seal liquid (TSL) and tighten 1/4 turn after nut con-
tacts packings; about 145-155 in-lbs (16-18 N•m).
TSL
NOTE:
For pump and meter valves, check packing nut tightness
after first hour of operation and again after 24 hours.
Then check as needed, or when TSL discolors or seeps
over packing nut. Also check tightness whenever
sprayer is transported. Tighten packing nuts only when
all fluid pressure is relieved.
TSL
312359J