Cellboost BOXER 427W User Manual

6-7-06 - Fifth Proof

e. Raise cover (Item 1, Figure 4–25) and secure in the raised position using the safety 

support lock pin (Item 2, Figure 4–25).

f. Locate the large hex nut on the filter housing assembly (4, Figure 4–25). Attached to this 

hex nut you will find the hydraulic level dip stick.

g. Unscrew and remove the hydraulic fluid dip stick (Item 3, Figure 4–25).

h. Fill the hydraulic tank with the proper hydraulic fluid (ISO 46 - Premium hydraulic fluid 

or equivalent) through the dip stick port. 
Using the hydraulic fluid dipstick, make sure that the hydraulic fluid is at or slightly above 
the marker hole in the dip stick.

Figure 4–25 Hydraulic Fluid Level Dip Stick

Do not over fill the hydraulic system. Damage to the hydraulic system might result.

i. Reinstall and secure the dipstick assembly.

j. Start the machine and run the engine at low idle for several minutes. Shut off the engine.

k. Recheck the hydraulic fluid level as described above.

6. Replace hydraulic filter. See page 4-10, Step 3.

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