hOmeLabs HME030357N User Manual

Loading ...

ElectricalandGasLeakChecks

BEFORE TEST RUN

Onlyperformtestrunafteryouhavecompletedthefollowingsteps:

• Electrical Safety Checks-Con�rmthattheunit’selectricalsystemissafeandoperatingproperly.

Afterinstallation,con�rmthatallelectricalwiringisinstalledinaccordancewithlocalandnational

regulations, and according to the Installation Manual.

• Gas Leak Checks-Checkallﬂarenutconnectionsandcon�rmthatthesystemisnotleaking.

• Con�rmthatgasandliquid(highandlowpressure)valvesarefullyopen.

• Check Grounding work - Measure grounding resistance by visual detection and with grounding

resistancetester.Groundingresistancemustbelessthan0.10.

Note: This may not be required for some locations in the US.

DURING TEST RUN

1. Check for Electrical Leakage

During the Test Run, use an electro-probe and multimeter to perform a comprehensive electrical leakage

test.Ifelectricalleakageisdetected,turnofftheunitimmediatelyandcallalicensedelectricianto�nd

and resolve the cause of the leakage.

Note: This may not be required for some locations in the US.

WARNING-RISKOFELECTRICSHOCK

ALLWIRINGMUSTCOMPLYWITHLOCALANDNATIONALELECTRICALCODES,ANDMUSTBEINSTALLEDBY

A LICENSED ELECTRICIAN.

2. Gas Leak Checks

There are two different methods to check for gas leaks.

• Soap and Water Method

Using a soft brush, apply soapy water or liquid detergent to all pipe connection points on the indoor unit

and outdoor unit. The presence of bubbles indicates a leak.

• Leak Detector Method

If using leak detector, refer to the device’s operation manual for proper usage instructions.

• AfterPerformingGasLeakChecks

Aftercon�rmingthattheallpipeconnectionpointsDONOTleak,replacethevalvecoverontheoutsideunit.

Check-point of indoor unit

Check-point of outdoor unit

A: Low pressure stop valve

B:Highpressurestopvalve

C&D:Indoorunitﬂarenuts

Loading ...

hOmeLabs HME030357N Split Type Inverter Air Conditioners