Carrier 40WAD009 Installation And Maintenance Instructions Manual

Contents

10System Operation Check — Once the installationand pre-start checks are completed, follow these steps:1. Using remote controller, select cooling or heating modeto check the operation of the system.2. While the system is in operation, check the following onindoor unit:a. Switches or buttons on the remote controller are easy topush.b. Indicator light is showing normal operation and no er-ror is indicated.c. Swing mode of air louvers is working (if applicable tounit).d. Drain pump operation is normal (if applicable).e. No abnormal vibration or noise is noticed.3. While the system is in operation, check the following onoutdoor unit:a. No abnormal vibration or noise is noticed.b. Condenser fan is in operation.c. Indicator light is showing normal operation and no er-ror is indicated.NOTE: If the unit is turned off or restarted, there is a timedelay of 3 minutes for the compressor to start from the time thepower is restored.MAINTENANCEEVERY 3 MONTHS:• Check the air filter condition. Clean or replace if neces-sary.EVERY 6 MONTHS — Follow 3-month maintenance sched-ule. In addition:• Clean condensate tray with suitable cleaning agent.• Clean the grille and panel if applicable.EVERY 12 MONTHS — Follow 6-month maintenanceschedule. In addition:• Be sure all electrical connections are secure.• Check condensate pump operation if applicable.• Check the heating and cooling action to confirm properoperation.TROUBLESHOOTINGFigure 14 shows the LED display panel on the indoor unit.See Table 3 for a summary of display indicators. Table 4 listsproblems, possible causes, and possible solutions.Replacement Parts — Quote the unit model numberand unit serial number when ordering replacement parts orcontacting the factory about the unit. This information can befound on the serial plate attached to the unit. See Fig. 15.TUBE/PIPEA40-1854Fig. 13 — Tube/Pipe InsertCAUTIONWhen servicing or repairing this unit, use only factory-approved service replacement parts. Refer to the ratingplate on the unit for complete unit model number, serialnumber and company address. Any substitution of parts orcontrols not approved by the factory will be at the owner’srisk and may result in equipment damage.CAUTIONTo avoid equipment damage, do not attempt to reuse anymechanical or electrical controllers that have been wet.Replace defective controller.MANUAL OPERATION TIMER DEF./FAN ALARMa40-1873Fig. 14 — LED Display Panel40WAD007---31 60208/230 0.34 321/62115V20001Carrier CorporationCarrier Corporation7310 West Morris Street7310 West Morris StreetIndianapolis, IN 46231 USAIndianapolis, IN 46231 USACONCEALED UNITa40-1874Fig. 15 — Unit Serial Plate (Example)

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