Graco VPM 12, Instructions Manual

Page: 47 / 88

Maintenance
313875J 47
Maintenance
Check all sub-component manuals for maintenance
schedule and procedures.
Change Hydraulic Oil and Filter
Change break-in oil in a new unit after the first 250
hours of operation or within 3 months, whichever comes
first. After initial break-in, see the following table for rec-
ommended oil and filter change schedule.
Table 2: Frequency of Oil Changes
Check Hydraulic Fluid Level
Check hydraulic fluid level on dipstick (A). Fluid level
must be between indent marks (B) on dipstick. Refill as
required with approved hydraulic fluid; see
Technical
Data on page 87. If fluid is dark in color, change fluid
and filter.
Task Schedule
Replace hydraulic oil and filter See table
Inspect fluid lines for leaks and
signs of wear Daily
Check wet cup fluid level, add
IsoGuard Select fluid as neces-
sary Weekly
Check hydraulic fluid level Weekly
Verify vent holes on bottom of
hydraulic power pack shroud are
clear and unobstructed Weekly
(more often in
dusty environ-
ments)
Check all fittings and connec-
tions, tighten as necessary As necessary
Use compressed air to remove
dust buildup on control boards,
fan, motor (under shield), hydrau-
lic oil coolers, and component
heat sink fins Monthly
Ambient
Temperature Recommended
Frequency
0 to 90°F
(-17 to 32°C) 1000 hours or 12 months,
whichever comes first
90°F and above
(32°C and above) 500 hours or 6 months,
whichever comes first
S
A
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B
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