Connecting Power Supply - Johnson Controls YORK EKKC 18 DS Instrucciones De Instalación

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6. Stop pressing as soon as the refrigerant

becomes visible, and reinstall the service

port nut.

7. Open both the gas as well as the liquid

valves completely. (Fig. 16)

8. Tighten valve nuts.

9. Check for possible leaks throughout the

circuit, using liquid soap or a leak detec-

tor.

��

Fig. 16

Pumping out the circuit

It is quite advisable to pump out the circuit for

correct operation. This eliminates possible

gas and humidity residues from the circuit.

See Fig. 17.

��

Fig. 17

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Electrical connection

(1) Read the identification plate carefully.

Carry out connection in accordance with

wiring diagram inside the unit.

(2) Some sort of switch that is capable of

disconnecting the entire unit should be

installed.

(3) Connect the grounding connection.

(4) All wiring should be carried out by

qualified personnel and in accordance

with the wiring diagram. Incorrect wir-

ing could cause a fire hazard or electric

discharges.