FOREWORD PRECAUTIONS FOR OPERATIONS
WA320-6 00-25
PRECAUTIONS FOR OPERATIONS 00
★ When carrying out removal or installation (disassembly or assembly) of units, be sure to follow the general precautions
given in this section when carrying out the operation.
Precautions when Carrying Out Removal Work 00
• If the coolant contains antifreeze, dispose of it correctly.
• After disconnecting hoses or tubes, cover them or fit plugs to prevent dirt or dust from entering.
• When draining oil, prepare a container of adequate size to catch the oil.
• Confirm the match marks showing the installation position, and make match marks in the necessary places before removal
to prevent any mistake when assembling.
• To prevent any excessive force from being applied to the wiring, always hold the connectors when unplugging the
connectors. Do not pull the wires.
• Fit wires and hoses with tags to show their installation position to prevent any mistake when installing.
• Check the number and thickness of the shims, and keep in a safe place.
• When raising components, be sure to use lifting equipment of ample strength.
• When using forcing screws to remove any components, tighten the forcing screws uniformly in turn.
• Before removing any unit, clean the surrounding area and fit a cover to prevent any dust or dirt from entering
after removal.
★ Precautions when handling piping during disassembly
Fit the following plugs into the piping after disconnecting it during disassembly operations.
• Face seal type hoses and tubes
• Split flange type hoses and tubes
Nominal
Number
Plug (nut end) Sleeve Nut (elbow end)
02 07376-70210 02789-20210
03 07376-70315 02789-20315
04 07376-70422 02789-20422
05 07376-70522 02789-20522
06 07376-70628 02789-20628
10 07376-71034 07221-21034
12 07376-71234 07221-21234
Nominal
Number
Flange (hose end) Sleeve Head (tube end) Split Flange
04 07379-00400 07378-10400 07371-30400
05 07379-00500 07378-10500 07371-30500
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