PLATE 8A5637 - Caterpillar

Flow Control Settings for the Pivot Cylinder and the Boom Cylinders for the Mower
Before you operate the mower, the flow of hydraulic oil needs to be correctly set for the pivot cylinder and the boom cylinders for the mower. The flow is controlled via a needle valve at the rod end of each cylinder except for the pivot cylinder. The pivot cylinder use a needle valve on both the rod end and the head end of the cylinder.Note: It is important to correctly set the flow control at each cylinder in order to maintain a safe travel speed for the cylinder. The needle valves can be adjusted to the preference of the operator. Open the needle valve in order to increase the flow of oil. Close the needle valve in order to reduce the flow of oil. The settings in the following steps are recommended in order to obtain the following.
The optimal safe performance
Voiding in the cylinders
Illustration 181 g01013880
Refer to illustration 181. To set the needle valve (178) on the rod end of the pivot cylinder, close the needle valve. Then, open the needle valve for four turns from the closed position.
Illustration 182 g01013889
Refer to illustration 182. To set the needle valve (179) on the head end of the pivot cylinder, close the needle valve. Then, open the needle valve for five turns from the closed position.
Illustration 183 g01013903
Refer to illustration 183. To set the needle valve (180) on the rod end of the first stick cylinder, close the needle valve. Then, open the needle valve for three turns from the closed position.
Illustration 184 g01013909
Refer to illustration 184. To set the needle valve (181) on the rod end of the second stick cylinder, close the needle valve. Then, open the needle valve for three and one quarter turns from the closed position.
Illustration 185 g01013968
Refer to illustration 185. To set the needle valve on the rod end of the third stick cylinder, close the needle valve. Then, open the needle valve for two and 1/8 turns from the closed position.
Install the two inspection covers for the mower that were removed in step 1.Installation of the Joystick Operation Decal
Illustration 186 g01014113
Refer to illustration 186. Use one 7K-1181 Cable Strap (63) in order to attach one "30077" Joystick Operation Decal (183) to the "2030604" Joystick Harness (115) .Installation of the Mower Restraint Film
Illustration 187 g01014596
Illustration 188 g01014117
Illustration 189 g01014118
Illustration 190 g01014119
Refer to illustrations 187, 188 and 189. Install one 5029 Mower Restraint Warning Film (184) to the outside of the lift arms on the left hand side of the machine and on the right hand side of the machine.Refer to illustration 190. If the mower is removed from the machine, the 223-2181 Bracket As and the 223-2180 Bracket As (185) must be removed before the loader linkage can be fully lowered. The brackets are part of the linkage restraint system for the mower.Failure to remove the brackets will damage the loader lift cylinders.Important Information
This document is intended to only cover the installation of the mower to the