Case 521E Service Manual page 30

Removal
STEP 1
Park machine on a level surface and lower bucket to
ground. Put articulation lock in LOCKED position.
STEP 2
Stop engine. Actuate brake pedal several times to
discharge brake accumulators. Put key switch in ON
position and move loader control lever back and forth
at least 30 times to release any pressure from
hydraulic circuit. Put key switch in OFF position.
STEP 3
Slowly loosen the filler cap for hydraulic reservoir to
release air pressure in hydraulic reservoir.
STEP 4
The master disconnect is located under the hood on
the left read side of the machine. Raise the hood put
master disconnect switch in OFF position. Remove
both battery covers and disconnect batteries from the
machine.
Bur 5-10860
ENGINE
STEP 5
Put a container capable of holding at least 22.7 liter
(6.0 gallon) below radiator drain. Remove radiator
BD03A040
cap. Remove cap and drain coolant into container.
Install cap after coolant has drained. Install radiator
cap.
STEP 6
Put a container capable of holding at least 12.3 liter
(13 U.S. quarts) below engine oil drain. Remove cap
and drain oil into container. Install cap after oil has
drained.
NOTE: After draining oil disconnect drain hose from
frame for removal with engine.
BD07N563-01
2000-3
BD02N160
BD02N160
Issued 2-08 Printed in U.S.A.