Installation, Operation and Maintenance Manual
121960 Rev. C
June 2012
6
Section 5: System Refilling
System Refilling
NOTE:
If the actuator completes its stroke and fluid does not appear at the hydraulic cylinder
inboard top o-ring plug port hole, omit step 5.3.10 and proceed as follows:
5.3.12 Close the M11S-S block (10) by-pass control valve (30).
5.3.13 Operate the M11S-S hand pump as described in section 4.0 to cycle actuator.
5.3.14 Replace the hydraulic cylinder inboard top o-ring plug when fluid appears. Stop
operation of pump.
NOTE:
If fluid does not appear, repeat steps 5.3.8 through 5.3.11.
5.3.15 Open the M11S-S by-pass control valve (30).
5.3.16 Add fluid to reservoir so that level is within approximately 1 inch through 1-1/2
inches of fluid from the top of the reservoir.
5.3.17 Install breather (150) back into reservoir end cap (25) port.
5.3.18 Connect power supply lines back to the actuator control system or power cylinder
and cycle the actuator using available power media.
