Carrier 53DFS250-FS owner manual Select Mode

Page 2

F_I Setup Indication

indicates the thermostat is in the programming mode. See page 4.

F'81Fan Operation Indication -- 3 Speed

Fan -- indicates constant continuous fan operation.

3 speed indicators appear as:

1 bar m = low speed

2 bars ml = medium speed

3 bars roll = high speed

When Fan is not lit -- indicates the fan is in Auto mode. The fan will operate at the speed which will

help meet room temperature conditions. See page 4.

E_] Locked indication

Locked appears after the right combination of buttons are pressed, rendering the buttons inoperative.

See page 5.

E_] Start/Stop indication

Start or Stop appears when programming timer functions. See page 3.

Eli Outside

Indication

 

 

 

 

 

 

 

Indicates the temperature

displayed is

from

the

optional outside sensor. See page 6.

 

 

 

 

 

 

 

 

 

During

Setup

and

S_

Press

the Mode button.

Programming:

 

MODE

 

 

 

 

Pressing

the Mode but-

 

While

hotdmg

the

Mode,

 

press

the Override

button

ton selects

different

OVERRIDE O

for2

Seconds

to

enterSetup

flashing

items. (Repre-

 

screens,

 

 

sented in dark black).

 

 

 

 

 

Pressing

the

Up and

t2:OL1

Pm

 

_

 

Down

buttons

wiil

 

 

_

 

modify

the flashing

Select Mode

The HEAT setting indicates

the temperature the room has to reach before the unit will

turn on to heat the room.

_ _ _;# HEAT

Sg

The COOL setting indicates

the temperature the room has to reach before the unit will

turn on to cool the room.

AUTO will automatically

 

72

select

heat or cool

based on

 

room

temperature

demand.

 

 

 

 

 

 

 

 

AUTO

 

 

 

 

 

U

HEAT

 

 

 

 

 

Sg

Program On will activate the

 

 

stored

timer

operation.

 

 

(Occupied

and

Unoccupied

uno_upJed

 

 

 

periods.)

 

_

NE,M

 

 

 

 

 

© COOL

OFF indicates the system is

turned off.

OFF

Select Desired Temperature

selection.

 

To adjust

the

clock or Day

use

77

NEAT

In any mode, adjust the

desired Set Point TerTiperature with

buttons.

buttons.

Press

both Mode

and

MODE ( )

Override

buttons

as

 

above

to

return to

 

 

Pressing the up/down buttons in Auto mode will adjust both the heat and cool set point temperat_simultaneously.

Pressing the up/down buttons in Heat or CooI modes will adjust only the heat or coot set point temperaTUre.

norma! operation.

OVERRIDE

The thermostat is preprogrammed from the factory to operate without the need for further programming. To op- timize the installation of this thermostat, follow the in- structions in the Advanced Setup section, or in the Occu- pied/Unoccupied periods section.

NOTE: The thermostat is not programmed to operate heat pump systems.

Override

Press

OVERRIDE 0

I '*t• _"1tl

_ =_.IU PrnStop 0_.

s_03

unoccupiedocoo

ProgramOn

During programmed, unoccu-

pied periods pressing the Override button will force the

thermostat into Occupied 1 comfort settings, temporarily.

With each successive push of the Override button, the over- ride timer wilt add 30 min-

utes, until the maximum of

4 hours is reached. Then the

next press will zero out the override timer, returning to unoccupied if there are no further button presses.

When in Override, the Over- ride icon and the Occupied 1 icon appear on the display.

The time of day clock alter-

nates with the time remaining in override.

During Override, the set points are adjustable, provid- ed the keypad is not locked.

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Contents I1€1,1Bill Advanced Setup About Features Operation WarrantyBeforeIMPORTANTproceedingFollow. Installation Instructions Front Panel Display Quick StartSelect Mode Off Important i Before you Begin2i .uu IlL YesAdvanced Setup Minimum HEAT/COOL SET Point DifferenceHOI YlYlil 1iTILv

53DFS250-FS specifications

The Carrier 53DFS250-FS is a distinguished addition to Carrier’s lineup of commercial refrigeration units. This model is specifically designed to provide efficient and reliable cooling for various applications, making it a go-to choice for food service operators, grocery stores, and convenience stores. The 53DFS250-FS is known for its robust construction and advanced technologies that enhance its performance and energy efficiency.

One of the hallmark features of the Carrier 53DFS250-FS is its advanced refrigeration system. It utilizes a state-of-the-art compressor that ensures optimal cooling performance while minimizing energy consumption. The unit is equipped with a variable speed drive that adjusts the compressor's speed based on the cooling demand, thus enhancing energy savings and reducing operational costs.

The 53DFS250-FS also boasts an impressive capacity, making it suitable for a wide range of applications. With a cooling capacity of 250 cubic feet, this unit is designed to accommodate a significant volume of products, keeping them at safe and optimal temperatures. The refrigeration system is supported by an efficient circulating fan that evenly distributes cool air, ensuring consistent temperature across all shelves.

Durability is another critical characteristic of the Carrier 53DFS250-FS. Constructed with high-quality materials, the unit is designed to withstand the rigors of daily use in busy commercial environments. Its self-closing doors and heavy-duty hinges provide ease of access while maintaining efficiency. The interior is designed with adjustable shelving, allowing businesses to maximize their storage capabilities based on their specific needs.

In terms of technology, the Carrier 53DFS250-FS features intelligent temperature controls that provide accurate and responsive cooling management. This system allows users to set and monitor temperature levels with precision, ensuring that food items are stored under optimal conditions. Additionally, the unit is equipped with advanced diagnostics that help in monitoring performance and identifying potential issues before they escalate into significant problems.

The 53DFS250-FS is also designed with environmental sustainability in mind. It uses eco-friendly refrigerants that comply with the latest environmental regulations, ensuring that businesses can operate without compromising their commitment to sustainability.

Overall, the Carrier 53DFS250-FS is a reliable and efficient refrigeration solution that caters to the needs of various commercial applications. With its powerful performance, durability, and advanced technology, it remains a preferred choice for operators looking to enhance their refrigeration capabilities while maintaining cost-effectiveness and environmental responsibility.
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