Bryant 180A Install Liquid-LineFilter Drier Indoor, Refrigerant Tubing Connection Outdoor

180A / 187A

Table 2 – Accessory Usage

	REQUIRED FOR		REQUIRED FOR SEA COAST
	LOW---AMBIENT COOLING	REQUIRED FOR LONG LINE
Accessory			APPLICATIONS
	APPLICATIONS	APPLICATIONS*
			(Within 2 miles/3.22 km)
	(Below 55°F/12.8_C)
Accumulator	No	No	No
Compressor Start Assist Capacitor and	Standard on 187A models.	Standard on 187A models.	Standard on 187A models.
Relay}	Not required for 180A models.	Not required for 180A models.	Not required for 180A models.
Crankcase Heater	Standard	Standard	Standard
	Standard with Evolution Control
Evaporator Freeze Protection	(Low Ambient not allowed with non ---	No	No
	communicating Thermostat)
Liquid Line Solenoid Valve	No	No	No
	Standard with Evolution Control (Low
Low---ambient Control	Ambient not allowed with non ---com-	No	No
	municating thermostat)
Puron Balance Port Hard Shut---off TXV	Yes{	Yes{	Yes{
	Standard with Evolution Control (Low
Winter Start Control	Ambient not allowed with Non ---Com-	No	No
	municating Thermostat)
Support Feet	Recommended	No	Recommended

*For Tubing Set lengths between 80 and 200 ft. (24.38 and 60.96 m) horizontal or 20 ft. (6.10 m) vertical differential (250 ft./76.2 m Total Equivalent Length), refer to the Residential Piping and Long Line Guideline for Air Conditioners and Heat Pumps using Puron® Refrigerant.

{Required on all indoor units. Standard on all new Puron fan coils and furnace coils. } Information is specific to 187A and 180A models.

Install Liquid-Line Filter Drier Indoor

!CAUTION

UNIT DAMAGE HAZARD

Failure to follow this caution may result in equipment damage or improper operation.

Installation of filter drier in liquid line is required.

Refer to Fig. 3 and install filter drier as follows:

1.Braze 5 in. (127 mm) liquid tube to the indoor coil.

2.Wrap filter drier with damp cloth.

3.Braze filter drier to above 5 in. (127 mm) liquid tube. Flow arrow must point towards indoor coil.

4.Connect and braze liquid refrigerant tube to the filter drier.

A05178

Fig. 3 - Liquid Line Filter Drier

Refrigerant Tubing Connection Outdoor

Connect vapor tube to fitting on outdoor unit vapor service valves (see Table 1.) Connect and braze the 3/8 in. coupling (provided with the filter drier) to the liquid service valve and connect and braze the liquid tubing to the other end of this coupling. Use refrigerant grade tubing.

Sweat Connection

!CAUTION

UNIT DAMAGE HAZARD

Failure to follow this caution may result in equipment damage or improper operation.

SUse a brazing shield

SWrap service valves with wet cloth or heat sink material.

Use refrigerant grade tubing. Service valves are closed from factory and ready for brazing. After wrapping service valve with a wet cloth, braze sweat connections using industry accepted methods and materials. Consult local code requirements. Refrigerant tubing and indoor coil are now ready for leak testing. This check should include all field and factory joints.

Evacuate Refrigerant Tubing and Indoor Coil

!CAUTION

UNIT DAMAGE HAZARD

Failure to follow this caution may result in equipment damage or improper operation.

Never use the system compressor as a vacuum pump.

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