Komatsu GD555-3C Shop Manual page 13

Foreword
1) Hold the mouthpiece of the tightening portion
and push body (2) in straight until sliding
prevention ring (1) contacts contact surface a of
the hexagonal portion at the male end.
2) Hold in the condition in Step 1), and turn lever
(4) to the right (clockwise).
3) Hold in the condition in Steps 1) and 2), and pull
out whole body (2) to disconnect it.
• Hold the mouthpiece of the tightening portion and
push body (2) in straight until sliding prevention
ring (1) contacts contact surface a of the
hexagonal portion at the male end to connect it.
Method of disassembling, connecting push-pull type coupler
Type 2 Type 3
1) Hold the mouthpiece of the tightening portion
and push body (2) in straight until sliding
prevention ring (1) contacts contact surface a of
the hexagonal portion at the male end.
2) Hold in the condition in Step 1), and push until
cover (3) contacts contact surface a of the
hexagonal portion at the male end.
3) Hold in the condition in Steps 1) and 2), and pull
out whole body (2) to disconnect it.
• Hold the mouthpiece of the tightening portion and
push body (2) in straight until sliding prevention
ring (1) contacts contact surface a of the
hexagonal portion at the male end to connect it.
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