Carrier 38VYX050, 38VYX080 installation manual Evacuating

Page 10

38VYX050/38VYX080

Evacuating

E N G L I S H

Table VIII: Air Purge

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Capacity rank

 

 

Max. connecting

 

Height difference (m)

 

 

 

 

 

 

 

 

 

 

 

 

Hexagonal

 

 

pipe length (m)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

wrench size

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit higher than indoor unit

Outdoor unit lower than indoor unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38 VYX 050

 

 

30

 

 

 

 

 

30

 

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 mm

38 VYX 080

 

 

50

 

 

 

 

 

30

 

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- This air conditioner can be installed up to the connecting pipe length and height difference in the following table.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Air Purge

 

 

 

 

 

 

 

Vacuum pump

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

With respect to the preservation of terrestrial environment, adopt

• As shown in the right figure, connect the charge hose after the

“Vacuum pump” for air purge (Evacuate air in the connecting pipes)

manifold valves are closed completely.

 

 

when installing the unit.

 

 

 

 

 

 

 

• Attach the connecting port of the charge hose with a projection to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

push the valve core (setting pin) to the charge port of the set.

• Do not discharge the refrigerant gas to the atmosphere to

• Open handle Low fully.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Turn ON the vacuum pump.(*1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

preserve the terrestrial environment.

 

• Loosen the flare nut of the packed valve (Gas side) a little to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Use a vacuum pump to discharge the air (nitrogen, etc.) remained

check the air passes through.(*2)

 

 

• Tighten the flare nut again.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

in the set. If the air remains, the capacity may decrease.

• Execute vacuuming until the compound pressure gauge indicates

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

–101kPa (–76cmHg). (*1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For the vacuum pump, be sure to use one with backflow preventer

• Close handle Low completely.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Turn OFF the vacuum pump.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

so that the oil in the pump does not backflow into the pipe of the air

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Leave the vacuum pump as it is for 1 or 2 minutes, and check the

conditioner when the pump stops.

 

 

indicator of the compound pressure gauge does not return.

(If oil in the vacuum pump is put in an air conditioner including

• Open fully the valve stem or the valve handle. (First, at liquid side,

R410A, it may cause trouble on the refrigeration cycle.)

 

 

then gas side)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Disconnect the charge hose from the charge port.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Tighten valve and caps of the charge port surely.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38VYX050

 

 

 

 

38VYX080

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Packed valve (Gas side)

Valve rod

Compound pressure gauge

Vacuum pump

Charge port

Pressure gauge

Service port (Valve core (Setting pin))

Push in handle.

Manifold valve

Handle Lo

Handle

Handle Hi (Keep fully closed)

-101kPa (-76cmHg)

 

Charge hose (For R410A only)

Valve unit

Pull out the handle and using cutting

Vacuum pump adapter for counter-flow prevention

Flare nut

pliers, etc. turn it counterclockwise

(For R410A only)

Stopper

by 90˚. (Open fully)

Charge hose (For R410A only)

Charge cap

 

Close

Open

Flexible charge pipe

(only for R410A)

Vacuum pump adapter for counter-flow prevention (only for R410A) Flexible charge pipe (only for R410A)

A

Handle position

closedopened

completelyfully

*1. Use the vacuum pump, vacuum pump adapters, and gauge manifold referring to the manuals attached to each tool before using them. For the vacuum pump, check oil is filled up to the specified line of the oil gauge.

*2. While the air is purged, check again that the connecting port of charge hose, which has a projection to push the valve core, is firmly connected to the charge port.

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Page 9 Page 11
Contents 38VYX050/38VYX080 Contents 38VYX050/38VYX080 Heat pump split system outdoor unitsGeneral information Precautions for safetyRequired tools for installation work R410A Special requirementRefrigerant Piping Accessory and refrigerantTable II Accessory and Installation Parts Table III Length of refrigerantSelection of installation Flaring Refrigerant piping38 VYX Pipe forming / positioning Table V Pipe outer diameterUpper side is free Minimum clearancesObstacle at rear side Obstacle also at the upper sideObstacles at both front and rear sides InstallationStandard installation 38 VYXParts name ’ty Table VI Optional Installation Parts38 VYX Capacity rank Liquid piping Gas pipingEvacuating Electrical connections Valve handling precautionsMake refrigerant connections before electrical connections Useful Functions 38VYX080 only Final installation checksCheck and Test Operation LED indication and code checkingChanges in the product and components Installation/Servicing ToolsTable New tools for R410A New tools for R410A Applicable to R22 model Changes38VYX Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1

38VYX080, 38VYX050 specifications

The Carrier 38VYX050 and 38VYX080 are innovative heating, ventilation, and air conditioning (HVAC) units designed for both residential and commercial applications. These models are part of Carrier's extensive product line, renowned for combining efficiency, reliability, and advanced technology to meet diverse climate control needs.

One of the standout features of the 38VYX series is its high efficiency. Both the 38VYX050 and 38VYX080 are engineered with a variable-speed compressor, allowing them to adapt to the specific cooling demands of the environment. This capability not only ensures optimal comfort but also enhances energy savings, reducing overall operational costs and environmental impact. With excellent SEER ratings, these units are compliant with stringent energy efficiency standards, making them an eco-friendly choice.

The two models also incorporate advanced inverter technology, which allows the system to start slowly and gradually ramp up to the desired cooling capacity. This results in quieter operation compared to traditional HVAC systems while significantly reducing energy consumption during less demanding times. Additionally, their low noise levels make them ideal for use in noise-sensitive environments such as residential areas, schools, and healthcare facilities.

Another feature of the Carrier 38VYX050 and 38VYX080 is the use of a top-mounted air discharge, optimizing airflow throughout the space and enhancing cooling efficiency. Furthermore, both models are designed with a durable cabinet that can withstand harsh weather conditions while ensuring low maintenance needs over their lifespan.

The comprehensive control options available for these units make them user-friendly and convenient. They can be integrated with smart thermostats and home automation systems, allowing for remote access and control via smartphones or tablets. This connectivity ensures that users can easily adjust settings or monitor energy usage from virtually anywhere.

Safety features are also a significant consideration in the design of the 38VYX series. Equipped with advanced refrigerant management systems and multiple safety switches, these units help prevent potential issues, ensuring reliable operation over time.

In summary, Carrier's 38VYX050 and 38VYX080 HVAC units offer exceptional energy efficiency, advanced technology, and user-friendly controls. Their reliable performance and robust safety features make them an excellent choice for those seeking high-quality climate control solutions.
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