We reserve the right to make changes in design or add improvements without incur-
ring the obligation to make such changes in equipment previously manufactured.

PARTS-SERVICE

GRAM

Subject: Hydraulic Fluid

All Class II and III products are now using a special hydraulic fluid.

A high pressure anti-wear hydraulic oil must be used for servicing these units. This fluid is available
through most major oil companies.

A sample listing follows:

Amoco Oil Co. - Rykon Oil #68 or Amoco AW68

Atlantic Richfield Co. - Duro AM68

Chevron U.S.A., Inc. - Chevron EP Hydraulic 0i1 68

Exxon Co., U.S.A. - Nuto 68

Gulf Oil Corp. - Gulf Harmony 68AW

Mobil Oil Corp. - DTE 26

Phillips Petroleum Co. - Magnus A Oil 68

Shell Oil Co. - Tellus 68

J-H - 31
DATE: March 21, 1983
MODEL: W/B40CL, W/B/
C40-60BL/BF N30-50CA/
CR R30C/CA/CR, R25A,
R30CH RC22-28A, RD20A

Hydraulic

H6030