M18 Pump Disassembly Instructions - Emerson Bettis M18 Installation, Operation And Maintenance Manual

Installation, Operation and Maintenance Manual
VA-DC-000-1879 Rev. 0
4.2.6
4.2.7
4.2.8
4.3

M18 Pump Disassembly Instructions

NOTE:
Review Section 4.1, M18 Pressure Relief Instructions before proceeding with
M18 pump disassembly.
4.3.1
NOTE:
Control knob (25 - 200) is located in front and at the bottom of the M18 pump manifold
(20 - 10 -10).
NOTE:
Using a means of capturing the hydraulic fluid that will be lost during the following steps,
i.e. a bucket, tub, large container, etc.
4.3.2
NOTE:
If the M18 pump is equipped with Auto Reset, refer to assembly drawing sheet 6 and do
steps 4.3.3 and 4.3.4. If not equipped with Auto Reset skip steps 4.3.3 and 4.3.4.
4.3.3
4.3.4
4.3.5
4.3.6
4.3.7
M18 Disassembly Instructions
Remove the upper end cap (10 - 10) from center bar assembly (10 - 30).
Remove bottom end cap (10 - 40) from M18 cylinder (10 - 20) and center bar
assembly (10 - 30).
For remote mounting option, if required for replacement or maintenance remove
check valves (90 - 30) and (90 - 60) from housing (90 - 10).
Place the M18 control knob (25 - 200) in the Auto position (middle position).
Refer to assembly drawing sheet 1. Remove all the M18 pump assembly piping -
male connector (40), and Tubing (50).
Remove male swivel elbow (80 - 20) from Air Reset Cylinder (80 - 90).
Remove two socket cap screws (80 10) from bracket (80 - 50) and back
brace (20 - 10 - 130).
Refer to assembly drawing sheet 1. Remove four socket cap screws (30 - 110) that
retains the mounting bracket (30 - 90) to actuator housing and then remove
M18 pump assembly / bracket.
Refer to assembly drawing sheet 1. Remove four countersunk socket flat screws
(30 - 100) that mounts mounting bracket (30 - 90) to pump manifold (20 - 10 - 10).
Remove the M18 pump assembly from the M18 mounting bracket (30 - 90).
Section 4: M18 Disassembly Instructions
April 2021
13