Every 50 Hours

Check and Tighten Hardware

1. 
   W22570-UN-23MAY12

   2520 Mounting Frame (Left-Hand Side Shown)

   A - Mounting Frame Hardware

   Tighten mounting frame hardware (A) on both sides to specifications.

   Tractor	Hardware	Torque Specification
   2305	Cap Screws, M12 Tie Bar Nuts, M12	120 N•m (90 lb-ft) 80 N•m (59 lb-ft)
   2320	Cap Screws, M12	120 N•m (90 lb-ft)
   2520	Cap Screws, M12 Threaded Rod Nuts, M20	140 N•m (103 lb-ft) 270 N•m (199 lb-ft)
   2720	Cap Screws, M12	140 N•m (103 lb-ft)

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2. 
   W22575-UN-23MAY12

   
   W22481-UN-04MAY12

   Pivot Pins (Pin-On Attachment)

   
   W22482-UN-04MAY12

   Pivot Pins (Quik­Change Attachment)

   A - Flange Lock Nuts, M16 (Frame)

   B - Flange Lock Nuts, M16 (Attachment)

   Tighten eight pivot pin flange lock nuts (A), four on both sides of loader (inside frame), to specification.

   Item	Measurement	Specification
   Flange Lock Nuts (A)	Torque	150 N•m (110 lb-ft)

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3. Tighten flange lock nuts (B), on attachment pivot pins, on both sides of loader, to specification.

   Item	Measurement	Specification
   Flange Lock Nuts (B)	Torque	150 N·m (110 lb.-ft.)

Check Transmission/Hydraulic Oil Level

1. 
   W07490-UN-15JUL05

   Cycle all cylinders three or four times.

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2. Retract bucket cylinders completely and lower loader to ground.

3. Shut off tractor engine and remove key.

4. Check transmission/hydraulic oil level. (See your tractor Operator’s Manual).