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FOREWORD
CONNECTING PUSH-PULL TYPE COUPLER
WARNING! Before carrying out the following work, loosen the oil filler cap of the hydraulic tank grad-
WARNING! Even if the residual pressure is released from the hydraulic tank, some hydraulic oil flows
★ Type 1
1.
Disconnection
A. Hold adapter (1) and push hose joint (2) into mating
adapter (3) (Fig. 1).
•
The adapter can be pushed in about 3.5 mm (0.14
in).
•
Do not hold rubber cap portion (4).
B. After hose joint (2) is pushed into adapter (3), press rub-
ber cap portion (4) against adapter (3) until it clicks (Fig.
2).
C. Hold hose adapter (1) or hose (5) and pull it out (Fig. 3).
•
Since some hydraulic oil flows out, prepare a con-
tainer to catch oil.
2.
Connection
A. Hold hose adapter (1) or hose (5) and insert it in mating
adapter (3), aligning them with each other (Fig. 4).
•
Do not hold rubber cap portion (4).
B. After inserting the hose in the mating adapter perfectly,
pull it back to check its connecting condition (Fig. 5).
•
When the hose is pulled back, the rubber cap por-
tion moves toward the hose about 3.5 mm (0.14 in).
This does not indicate an abnormality, however.
00-16
b
ually to release the residual pressure from the hydraulic tank.
out when the hose is disconnected. Accordingly, prepare a container to catch oil.
CONNECTING PUSH-PULL TYPE COUPLER
00
WB156PS-5
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