HARNESS AS-ENGINE 2217125 - Caterpillar

Alternate Procedure
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the attachments have been lowered, oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
Follow this procedure if a 4C-9710 Hand Pump is not available.
Release the hydraulic system pressure. Refer to Testing and Adjusting, "Hydraulic System Pressure - Release" for the correct procedure.
Raise the cab. Refer to the Operation and Maintenance Manual, "Cab Support Operation" for the proper procedure.
Illustration 4 g00788017
Disconnect the hydraulic hose (5) .
Add hydraulic oil to the piston pump until the port is full.
Connect the hydraulic hose (5) .
Add oil to the hydraulic tank if the level is not in the middle of the sight gauge.
Illustration 5 g00786943
Loosen two hose clamps (2) and disconnect hose (3). Fill the hose with hydraulic fluid and reconnect the hose. Tighten the two hose clamps.
Illustration 6 g01051682
Install the 8T-0855 Pressure Gauge to the charge pressure tap (4) with a 177-7861 Hose .
Lower the cab.
Sit in the operator's seat. Fasten the seat