Daily
Daily
Daily Maintenance
Maintenance
Maintenance
NOTE:
NOTE:
NOTE: For overnight shutdown, stop pump at bottom
of its stroke to prevent fluid from drying on exposed
displacement rod and damaging throat packings.
Perform
.
1.
Perform
2.
Perform
3.
Check packing nut (D). Adjust packings and
replace TSL as necessary. See your lower pump
manual for packing nut toque.
4.
Tighten all fluid connections before each use.
Check hoses, tubes, and couplings for loose
connections.
Check
Check
Check Oil
Oil
Oil Level
Level
Level
Check the oil level in the sight glass (K). The oil level
should be near the halfway point of the sight glass
when the sprayer is not running. If oil is low, open
the fill cap (P) and add Graco Part No. 16W645
silicone-free ISO 220 synthetic EP gear oil.
The oil capacity is approximately 1.0–1.2 quarts
(0.9–1.1 liters). Do
Do
Do not
not
not overfill.
overfill.
overfill.
NOTE:
NOTE:
NOTE: The driver gear box is pre-filled with oil.
The temporary unvented cap (PX) prevents oil
leaks during shipment. This temporary cap must be
replaced with the supplied vented oil cap (P) before
use.
NOTICE
NOTICE
NOTICE
Only use oil with Graco part number 16W645. Any
other oil may reduce the life of the gears.
Corrosion
Corrosion
Corrosion Protection
Protection
Protection
Always flush the pump before fluid dries on
the displacement rod. Never leave water or
water-based fluid in the pump overnight. First,
flush with water or a compatible solvent, then with
a rust inhibitor, such as mineral spirits. Perform
, but leave rust
inhibitor in pump to protect parts from corrosion.
Flushing
Flushing
Flushing
• Flush before changing fluids, before fluid can cure
in the equipment, at the end of the day, before
storing, and before repairing equipment.
• Flush at the lowest pressure possible. Check
connectors for leaks and tighten as necessary.
• Flush with a fluid that is compatible with the fluid
being dispensed and the equipment wetted parts.
Cart
Cart
Cart Maintenance
Maintenance
Maintenance
Periodically lubricate the axle between points A and
B with lightweight oil (see below).
Keep the cart clean by wiping up spills daily, using a
compatible solvent.
20
3A8126B