Specifications
PRODUCT SPECIFICATIONS Split System Air Conditioner: R4A3
421 65 6002 09 11
Specifications subject to change wi thout notice.
ACCESSORY USAGE GUIDELINES
Accessory
REQUIRED FOR
LOW- AMBIENT APPLICATIONS
{Below 55F(13C)}
REQUIRED FOR
LONG- LINE APPLICATIONS*
{Over 80 Ft.(24.4m)}
Crankcase Heater Yes Yes
Evaporator Freeze Thermostat Yes No
Winter Start Control Yes ** No
TXV Yes Yesǂ
Hard Start Kit (Capacitor & Relay) Yes Yes
Low Ambient Kit (Pressure Switch) Yes No
Support Feet, 4” (102mm) tall Recommended No
Liquid Line Solenoid Valve No See Long- Line Application Guideline
* Refer to the Long Line Application Guideline document.
** Can only be installed in conjunction with Low Pressure Switch.
ǂ TXV required beyond 20 ft (6.1m) vertical separation or 50 ft (15.2) total length.
ACCESSORIES
Part Number Description
Used On
Model Size
NASA003CH Crankcase Heater for Scroll Compressor (208/230V) 18, 24, 30, 36
NASA001CH Crankcase Heater for Scroll Compressor (208/230V) 42, 48, 60
NASA003SC Hard Start Kit (Capacitor & Relay) ALL
NASA00201FS Evaporator Freeze Thermostat ALL
NASA403PS Low Pressure Switch, AC, R- 410A ALL
NASA404PS High Pressure Switch, AC or HP, R- 410A ALL
NASA001LS Liquid Line Solenoid Valve, R- 410A ALL
NASA001TD T ime Delay Relay, Indoor Blower ALL
NASA00201WS Winter Start Control ALL
NASA001AC Anti- Cycle Timer (5 minute delay) ALL
NASA401LA Low Ambient Kit (Pressure Switch), R- 410A ALL
NASA00201SF Support Feet, 4” (102mm) tall (5 blocks) 18, 24, 30
NASA001SF Support Feet, 4” (102mm) tall (4 blocks) 36, 42, 48, 60
NASA00301SJ Sound Jacket, Compressor 18, 24, 36
NASA00201SJ Sound Jacket, Compressor 30, 42, 48
NASA00101SJ Sound Jacket, Compressor 60
NAEA40501TX TXV Kit, R- 410A - for use with copper or tin fan coils 18, 24
NAEA40601TX TXV Kit, R- 410A - for use with copper or tin fan coils 30, 36, 42
NAEA40701TX TXV Kit, R- 410A - for use with copper or tin fan coils 48, 60
NAEB40501TX TXV Kit, R- 410A - for use with aluminum coils 18, 24
NAEB40601TX TXV Kit, R- 410A - for use with aluminum coils 30, 36, 42
NAEB40701TX TXV Kit, R- 410A - for use with aluminum coils 48, 60