Maintenance - Graco HFR Setup

Maintenance

Task
Change break-in oil in a new unit
Inspect hydraulic and fluid lines
for leaks
Check hydraulic fluid level
Grease circulation valves with
®
Fusion grease (117773)
Verify operation of air drying sys-
tem to prevent isocyanate crys-
tallization
Verify vent holes on bottom of
electrical cabinet are clear and
unobstructed
Inspect HFR Powerpack air filter
(part 24H018), clean or replace
as necessary,
Use compressed air to remove
dust buildup on control boards,
fan, motor (under shield), and
hydraulic oil coolers
Clean up all hydraulic leaks;
identify and repair cause of leak
Inspect the gun, fluid lines, trig-
ger switch cable and proximity
switch cable for wear or damage
Grease (117773 or 0553-6) the
gun
Clean and service the orifices
and filters
Check Accumulator Pre-Charge
Check tightness of all clamps
and fittings
Check hoses for wear
Replace hydraulic filter
3A2797ZAA
Grease (115982) high volume
refill valve, if equipped
Change hydraulic fluid
Schedule
After first 250
Grease Circulation Valves With Fusion
hours of opera-
Grease (117773)
tion or within 3
months, which-
ever comes first
Daily
Weekly
Weekly
Check Hydraulic Fluid Level
Check hydraulic fluid level on dipstick. Fluid level must
Weekly
be between indent marks (IM) on dipstick. Refill as
required with approved hydraulic fluid; see Run Screen
Icons on page 52. If fluid is dark in color, change fluid
and filter.
Weekly
Weekly
Monthly
As needed
Daily
Weekly or every
15,000 shots
As Needed
Monthly
Weekly
Monthly
6 months
Task
Maintenance
Schedule
Monthly
Yearly
ti9879a1
IM
45