RAYMOND SERVICE INFORMATION

The Raymond Corporation Corporate Headquarters

P O Box 130 Greene, New York 13778 -0130 RSI

SUBJECT: New Free Lift Cylinder Piston Plunger

GENERAL INFORMATION: Harsh staging when the free lift cylinder fully extends, may be caused by a broken spring in the cushion. A new piston plunger (P /N 1219150) is available to extend the life of the spring (P/N 1003289) . Install a new spring when you are installing the new piston plunger

SERVICE INFORMA TION :

1.Remove the free lift cylinder from the truck by following the procedure in the applicable Maintenance Manual

2.Remove the threaded piston ram (end) cap with Raymond tool (P/N 1090761/002) for current production cylinders Refer to Figure 1.

3. Remove the snap ring and top bearing for older production. Refer to Figure 1.

Staging Screws

Piston Plunger

Ram Cap or Snap Ring

Note : When the snap ring or ram cap is removed, a spring behind the top bearing may push the bearing out of the housing.

Note: Leave the ram cap or top bearing, spring , and pressure ring on the rod to prevent damaging the seals.

Raymond ® is a regist ered trademark of The Raymond Corporation

RSI OPR -15-005 2015 The Raymond Corporation Page 1 of 2 FOTP-0060/1-7-15/F

4. Remove the three staging screws located about 6 in. from the top of the housing.

5. Remove the piston from the cylinder housing.

6. Disassemble the cushion assembly by removing the snap ring

7. Remove the piston plunger and compression spring from the cushion assembly. Clean any contamination from inside the housing.

8. Install the new piston plunger (PN 1219150), and spring (PN 1003289 ) and secure it with t he ring retainer and snap-ring.

9. Lightly oil any visible seal s with hydraulic oil during reassembly.

10. Re -install the piston assembly in the cylinder housing.

11. Re -install the three staging screws. Torque to 60 in. lbs. (6.8 Nm).

12. Install the threaded piston ram cap for current production cylinders . Install the snap ring for older style cylinders

13. Tighten the piston ram cap to 200 ft. lbs. ± 5 ft. lbs. (271 ± 6.8 Nm).

14. Re-Install the cylinder into the truck. Check for leaks and correct lift/lower operation.

PARTS AVAILABILITY: Now available through the Parts Distribution Center.

FILING INSTRUCTIONS: File this notice in Maintenance Manuals 1031794C (5400/5500/5600) next to page 7-108, and 1043922B (5200) next to page 7 -93.