Hydraulic Oil/Filter Change
3A3393C Operation 37
Hydraulic Oil/Filter Change
Removal
1. Perform Pressure Relief Procedure, page 9.
2. Place drip pan or rags under sprayer to catch
hydraulic oil that drains out.
3. Remove drain plug. Allow hydraulic oil to drain.
4. Unscrew filter slowly - oil runs into groove and
drains out rear.
Installation
1. Apply a light film of oil on filter gasket. Install drain
plug and oil filter. Tighten oil filter 3/4 turn after gas-
ket contacts base.
2. Fill with five quarts of Graco hydraulic oil 169236 (5
gallon/20 liter) or 207428 (1 gallon/3.8 liter).
3. Check oil level.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury
from pressurized fluid, such as skin injection, splash-
ing fluid and moving parts, follow the Pressure Relief
Procedure when you stop dispensing and before
cleaning, checking, or servicing the equipment.