TOP PANEL

22 1/4”

 

INDOOR COIL

 

 

ACCESS PANEL

 

LEFT

 

DIVIDER

 

 

HOOD

SCREW

OUTSIDE

SIDE

B

AIR

 

24 9/16”

 

 

 

HOOD

 

40 3/8”

CLEANABLE

 

 

ALUMINUM FILTER

 

 

FILTER

HOOD DIVIDER

BAROMETRIC

RELIEF

Fig. 23 — Outdoor-Air Hood Construction

FILTER

CLIP

Fig. 24 — Filter Installation

FOR OCCUPANCY CONTROL

REPLACE JUMPER WITH

FIELD-SUPPLIED TIME CLOCK

LEGEND

Potentiometer Defaults Settings:

DCV— Demand Controlled Ventilation

Power Exhaust

Middle

Minimum Pos.

Fully Closed

IAQ — Indoor Air Quality

DCV Max.

Middle

LA — Low Ambient Lockout Device

DCV Set

Middle

OAT — Outdoor-Air Temperature

Enthalpy

C Setting

POT — Potentiometer

 

 

RAT — Return-Air Temperature

NOTES:

1.620 ohm, 1 watt 5% resistor should be removed only when using differential enthalpy or dry bulb.

2.If a separate field-supplied 24 v transformer is used for the IAQ sensor power supply, it cannot have the secondary of the transformer grounded.

3.For field-installed remote minimum position POT, remove black wire jumper between P and P1 and set control minimum position POT. to the minimum position.

Fig. 25 — EconoMi$er IV Wiring

15

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Bryant 551B installation instructions Outdoor-Air Hood Construction

551B specifications

The Bryant 551B and 551C are two highly efficient air conditioning units designed to provide optimal comfort in residential settings. Known for their reliability and performance, these models are part of Bryant's esteemed line of heating and cooling solutions.

One of the standout features of the Bryant 551B is its two-stage cooling system, which allows for better humidity control and increased comfort. This ensures that homeowners can enjoy consistent temperatures while reducing energy consumption. The unit operates quietly, thanks to its noise-reducing technology, making it an ideal choice for bedrooms and living spaces.

On the other hand, the Bryant 551C builds upon this foundation with its variable-speed compressor. This technology allows the unit to adjust its cooling output according to the specific needs of the home. This results in seamless operation and even greater energy efficiency. Both models also incorporate Bryant's advanced control capabilities, which allow users to monitor and adjust settings remotely via smart devices, adding a layer of convenience and modernity to home climate control.

With an emphasis on durability, both the 551B and 551C feature a galvanized steel cabinet that protects against weather-related damage. The powder coat finish further enhances their resistance to rust and corrosion, ensuring a long lifespan and minimal maintenance.

Another significant characteristic of these units is their excellent Seasonal Energy Efficiency Ratio (SEER) ratings. The 551B boasts a SEER rating of up to 16, while the 551C takes it even further with ratings exceeding 20. This efficiency not only translates to lower energy bills for homeowners but also contributes to a reduced carbon footprint, making these units environmentally friendly options.

Both models are also designed to operate with eco-friendly refrigerants, aligning with modern energy standards and regulations aimed at reducing greenhouse gas emissions.

In summary, the Bryant 551B and 551C are exemplary choices for homeowners looking for reliable, efficient, and high-performing air conditioning solutions. With features such as two-stage and variable-speed compressors, advanced smart technology, and robust construction, these models stand out in the competitive HVAC market. They promise a comfortable indoor environment along with significant energy savings, making them a wise investment for the future.