Maintenance; Adjust Packing Nuts; Filters; Seals - Graco XM PFP Setup & Operation

Maintenance

Maintenance
See the following table for maintenance tasks and
frequency. See the following sections for details for
each task.
Frequency
• Before first use
• After first hour of operation
• After first day of operation
• Whenever TSL is discolored
or has seeped over the
packing nut, and after sprayer
has been transported
Weekly
As Needed
Yearly or When Changing
Materials

Adjust Packing Nuts

NOTE: There must be no pressure when adjusting the
packing nuts.
1. Follow Pressure Relief Procedure, page 46,
including relieving air pressure in the tanks.
2. Fill A and B metering pump packing nuts with throat
™
seal liquid (TSL ).
3. After TSL is added, torque metering pump packing
nuts to 50 ft-lb (67.5 N•m). Follow instructions in
Xtreme Lowers manual 311762.
4. Fill A and B dosing valves packing nuts with throat
seal liquid (TSL).
60
Task
Adjust packing
nuts

Filters

Seals

Add oil to agitator
motor lubricators.
Use 10W or
10W-30 detergent
oil.
Clean the system
Disassemble and
clean the A and B
material heaters.
5. After TSL is added, tighten dosing valve packing
nuts 1/4 turn after nut contacts packings; about
145-155 in-lb (16-18 N•m).
TSL
Filters
Once a week check, clean, and replace (if needed) the
following filters.
• Main air inlet manifold filter; see XM PFP Repair -
Parts manual 3A2989, Replace Air Filter Element
section, for instructions.
• Air regulator filter (5 micron) on air control
assembly; see XM PFP Repair - Parts manual
3A2989, Replace Air Filter Element section, for
instructions.
Seals
Once a week, check and tighten throat seals on
metering pumps and dosing valves. Be sure to follow
the Flush Mixed Material, page 44, prior to tightening
seals.

Battery

The front display battery must be changed in a
nonhazardous location only. See XM PFP repair manual
for instructions.
®
Use only Panasonic CR2032 batteries for
replacement.
TSL
ti20107a
3A2776K