Daikin FT18HEV1K Operation Manual And Installation Manual

Also see for FT18HEV1K: Operation manual

Contents

English231. Connect the charging hose on the manifold valve to the charge end of the low pressurevalve (both high/low pressure valves must be tightly shut).2. Connect charging hose joint to vacuum pump.3. Turn the handle and open the Lo manifold valve completely.4. Open the vacuum pump to release the air. Slowly loosenthe joint nut on the low pressure valve to check for airleakage. (If the vacuum pump noise changes, themultimeter reading will be 0.) Tighten the nut.5. Release the pressure for 15 minutes or more andmake sure the multi-meter reading is 1.0 × 10 5 pa(–76cmHg).6. Fully open high/low pressure valves.7. Remove charging hose from charging end of low pressure valve.8. Tighten the bonnet on the low-pressure valve. (As shown in Fig.10)1. Remove the handle from the outdoor unit’s right side plate.2. Remove the cord anchorage. Connect the power cord(for cooling and heating unit, connect the power cordand signal control wire) to the terminal block.3. Attach the power cable with the cord anchorage,(for cooling and heating units, use the cord anchorageto attach the power cable and the signal control wire).4. Make sure the wire is securely connected.5. Install the handle.NOTE:● Incorrect wiring can cause parts to malfunction.● After the cable is connected, make sure there is space between the connection and theplace where the lead wire is attached.Condensed water that forms during heating must be properlydischarged through the drainage pipe.Installation method: Put the drain connection throughthe 25mm hole in the frame and connect the drainage pipe tothe drain nozzle.■Outdoor unit installationElectrical wiringAir leakage testDrain of condensation from the outdoor unit (Heat pump models)Heat pump modelsIndoor unitconnectionN (1) 2 3 4 5blue blackbrown orangeyellow-greenCooling only modelsN (1)Indoor unitconnectionblue blackyellow-green2 3HandleFrameDrainconnectionManifold ValveMultimeter–76cmHgLo HandleCharging hoseManometerHi handleCharginghoseVacuumpumpLow pressure valveFig.10

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