Delta 9000 BTU User Manual page 23

OUTDOOR UNIT INSTALLATION
Step4: Install Wiring
4.1 Use a phillips screwdriver to unscrew wiring cover , grasp and press it down gently to take it down.
4.2 Unscrew the cable clamp and take it down.
4.3 According to the wiring diagram pasted inside the wiring cover , connect the connecting
wires to the corresponding terminals, and ensure all connections are firmly and securely .
4.4 Reinstall the cable clamp and wiring cover.
Note: When connecting the wires of indoor and outdoor units, the power should be cut off.
Step5: Connecting Refrigerant Pipe
5.1 Unscrews the valve cover, grasp and press it down gently to take it down(if the valve cover is
applicable).
5.2 Remove the protective caps from the end of valves.
5.3 Take off the plastic cover in the pipe ports and c
the connecting pipe and make ensure the port is clean.
5.4 After align the center, rotate the flare nut of the connecting pipe to tighten the nut as tightly as
possible by hand.
5.5 Use a spanner hold the body of the valve and use a torque wrench to tighten the flare nut
according to the torque values in the torque requirements table.
(Refer to the torque requirements table on section INSTALLATION PRECAUTIONS)
connection pipes
Terminal block
Cable clamp
Wiring cover
Take down the valve cover
flare nuts
Wiring diagram
heck whether there is any sundry on the port of
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