Haier AC142ACNAC Service Manual
Also see for AC142ACNAC: Operation manual
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Contents
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GAS LEAKAGE INSPECTIONAfter connecting the piping, check the joints for gas leakage with gas leakage detector.CAUTIONHOW TO CONNECT WIRING TO THE TERMINALSA. For solid core wiring (or F-cable)(Fig.28A)(1) Cut the wire with a wire cutter or wire-cutting pliers, then strip the insulation to about 25mm of the exposed solid wire.(2) Using a screwdriver, remove the terminal screw(s) on the terminal board.(3) Using pliers, bend the solid wire to form a loop suitable for the terminal screw.(4) Shape the loop wire properly, place it on the terminal board and tighten securely with the terminal screw using a screw driver.B. For strand wiring(Fig.28B)(1) Cut the wire with a wire cutter or wire-cutting pliers, then strip the insulation to about 10mm of the exposed strand wiring.(2) Using a screwdriver, remove the terminal screw(s)on the terminal board.(3) Using a round terminal fastener or pliers, securely clamp a round terminal to each stripped wire end.(4) Position the round terminal wire, and replace and tighten the terminal screw using a screw driver.Fig. 28Screw withspecial washerRoundterminalWireTerminalboardScrew withspecial washerRoundterminalWireA. Solid wireInsulationStrip 25mmLoopB. Strand wireStrip 10mm RoundterminalAfter passing the connection cord and power cable through the insulation tube, fasten it with the cord clamp, as shown in Fig.29HOW TO FIXED CONNECTION CORD AND POWER CABLE AT THE CORD CLAMPFig. 29Cord clampInsulation tubeUse VW-1, 0.5 to 1.0 mm thick, PVC tube as the insulation tube.If needing to remove the refrigerant gas when installation or repair , please refer tothe following procedures:1. Cut off the power2. (After confirming the power is cut off) pull the power cable plug terminals of the low-pressurepressure-switch out.3. (After confirming the power cable terminals of the low-pressure pressure-switch is cut off) Afterpowering on the unit again and switch to COOLING mode,perform refrigerant gas removingaccording to the normal refrigerant gas removing procedure.4. After finishing refrigerant gas removing , cut off the power , then insert the power cable terminalsof the low-pressure pressure-switch properly.INSTALLATION INSTRUCTIONS |
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