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Hydraulic Pump Replacement
Hydraulic Pump Replacement
Changing Hydraulic Oil
Draining Oil
a. Place drain pan under oil tank and drain plug.
b. Unscrew reservoir (64) drain plug and drain oil
from reservoir.
ti20935a
Refilling Oil
a. Replace drain plug.
b. Fill tank with Graco Hydraulic Oil, ISO 46. Tank
holds approximately 4 gallons.
Removal
1. Perform Pressure Relief Procedure, page 6. Allow
hydraulic system to cool before beginning the
service procedure.
2. Drain oil, Changing Hydraulic Oil procedure,
page 18.
18
3. Remove screw (197) and pump handle cover (196).
drain
plug
4. Unscrew suction line connections to hydraulic
Remove four cover bolts (79) and cover (140). (It is
not necessary to remove the hydraulic lines before
removing cover. The cover is designed to provide
ample room for the cover to fit over the hose.)
196
79
197
pump. Place a container under hoses to catch any
dripping oil.
ti7790a
140
ti7805b
ti20947a
332157A
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