Table 13 Ð Keyboard Directory (cont)

QUICK TEST

Keyboard Entry

Display

Description

 

INPUTS

Factory/®eld test of inputs

 

SAT X

Supply air temperature

 

OAT X

Outside air temperature

 

SPT X

Space temperature

 

RAT X

Return air temperature

 

ENT X

Enthalpy switch status

 

SFS X

Air¯ow switch status

 

FRZ X

Freezestat

 

SP X

Static pressure

 

RH X

Return air relative humidity

 

MAT X

Mixed air temperature

 

OARM X

Outside air relative humidity

 

FLTS X

Filter status

 

TEMP X

Temperature input

 

RVP X

Return velocity pressure

 

SVP X

Supply velocity pressure

 

DHH X

Duct high humidity

 

EVAC X

Evacuation

 

PRES X

Pressurization

 

PURG X

Smoke purge

 

FSD X

Fire shutdown

 

MTR X

Wattmeter

 

OAVP X

Outside air velocity pressure

 

AQ1 X

Air quality 1

 

AQ2 X

Air quality 2

 

CUST X

Condensing unit status

 

DXSD X

DX cooling shutdown

 

 

 

QUICK TEST

Keyboard Entry

Display

Description

 

OUTPUTS

Factory/®eld test of outputs

 

HCV X

Entering heating coil valve test

 

HCV TEST

Testing heating coil valve

 

CCV X

Entering cooling coil valve test

 

CCV TEST

Testing cooling coil valve

 

MIXD X

Entering mixed air damper test

 

MIXD TEST

Testing mixed air dampers

 

IGV X

Entering inlet guide vanes test

 

IGV TEST

Testing inlet guide vanes

 

SF X

Entering supply fan test

 

FAN TEST

Testing supply fan

 

HIR X

Entering heat interlock relay test

 

HIR TEST

Testing heating interlock relay

 

RFVC X

Entering return fan volume test

 

RFVCTEST

Testing return fan volume

 

HUM1 X

Entering humidifer stage 1 test

 

HUM1TEST

Testing humidifer stage 1

 

HUM2 X

Entering humidi®er stage 2 test

 

HUM2TEST

Testing humidi®er stage 2

 

AOTC X

Entering analog temperature control

 

output test

 

 

 

AOTCTEST

Testing analog temperature control

 

output

 

 

 

DOTC X

Entering discrete temperature control

 

output test

 

 

 

DOTCTEST

Testing discrete temperature control

 

output

 

 

 

DTCC X

Entering discrete time clock control

 

output test

 

 

 

DTCCTEST

Testing discrete time clock control

 

output

 

 

 

 

 

DX Ð Direct Expansion

76

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Carrier 39L specifications Quick Test

39L specifications

The Carrier 39L is a cutting-edge air conditioning unit designed for both residential and commercial applications, providing exceptional cooling and heating performance. Equipped with advanced technologies, this system ensures optimal climate control while maintaining energy efficiency.

One of the standout features of the Carrier 39L is its inverter technology. This innovation allows the system to adjust its compressor speed based on the ambient temperature, which results in a significant reduction in energy consumption. By operating at varying capacities rather than a fixed output, the 39L can maintain a consistent temperature, enhancing comfort while lowering electricity bills.

The Carrier 39L also includes a high-efficiency air filtration system, designed to capture dust, allergens, and other airborne particles. This not only improves indoor air quality but also promotes a healthier living environment. The filtration system is complemented by anti-bacterial treatment, ensuring that the air circulated within your space is both clean and refreshing.

In terms of design, the Carrier 39L boasts a sleek and compact form factor, making it easy to integrate into various settings, from homes to offices. Its quiet operation is another notable feature, as it minimizes noise levels, allowing occupants to enjoy a serene atmosphere without disruptive sound.

Further enhancing convenience, the Carrier 39L comes equipped with smart connectivity options. Users can control the unit remotely via a smartphone app, making it easy to adjust settings, program schedules, and monitor energy usage from anywhere. This feature not only improves user experience but also supports energy-saving practices.

Durability is also a key characteristic of the Carrier 39L. Constructed with high-quality materials and coated with corrosion-resistant treatments, the unit is built to withstand various environmental conditions. This ensures long-lasting performance and reduces the need for frequent maintenance.

Overall, the Carrier 39L is a versatile, efficient, and user-friendly air conditioning solution. Its blend of advanced technologies, energy-saving capabilities, and robust design makes it an ideal choice for those seeking reliable climate control in their spaces. Whether for residential comfort or commercial necessity, the Carrier 39L stands out as a leader in modern air conditioning.