Specifications
PRODUCT SPECIFICATIONS Split System Heat Pump: R4H4
14 428 65 6008 00
Specifications subject to change without notice.
ACCESSORY USAGE GUIDELINE
Accessory
REQUIRED FOR LOW−
AMBIENT
COOLING APPLICATIONS
(Below 555F / 12.85C)
REQUIRED FOR
LONG LINE APPLICATIONS*
REQUIRED FOR
SEA COAST
APPLICATIONS
(Within 2 miles/3.22 km)
Accumulator Standard Standard Standard
Compressor Start Assist
Capacitor and Relay
Yes Yes No
Crankcase Heater Yes Yes No
Evaporator Freeze Thermostat Yes No No
Hard Shutoff TXV Yes
Ye s
No
Isolation Relay Yes No No
Liquid Line Solenoid Valve No
See Long-Line Application Guideline
No
Low Ambient Switch Yes No No
Support Feet Recommended No Recommended
* For tubing line sets between 80 and 200 ft. (24.38 and 60.96 m) and/or 20 ft. (6.09 m) vertical differential, refer to Residential Split−System Longline Application Guideline.
ACCESSORIES
Part Number Description
Used On
Model Size
NASA001SC Start Component − PTC Device ALL
NASA00201FS Evaporator Freeze Thermostat ALL
NASA001LS Liquid Line Solenoid Valve ALL
NASA001TD Time Delay Relay, Indoor Blower ALL
NASA001AC Anti−Cycle Timer (5 minute delay) ALL
NASA401LA Low Ambient Kit (Pressure Switch) ALL
NASA00101IK Low Ambient Isolation Relay Kit ALL
NASA001SF Support Feet, 4” (102mm) tall ALL
NASA003SC Hard Start Kit (Capacitor & Relay) ALL
NASA003CH Crankcase Heater for Compressor 18, 24, 30, 36
NASA001CH Crankcase Heater for Compressor 42, 48, 60
NASA002SJ Sound Jacket, Compressor 18, 24, 30
NASA001SJ Sound Jacket, Compressor 36, 42, 48
NASA003SJ Sound Jacket, Compressor 60
EBAC05TXVX TXV Kit, R−410A − 2005−2009 R−22 TXV Fancoils (air handlers) 18, 24, 30
EBAC06TXVX TXV Kit, R−410A − 2005−2009 R−22 TXV Fancoils (air handlers) 36, 42
EBAC07TXVX TXV Kit, R−410A − 2005−2009 R−22 TXV Fancoils (air handlers) 48, 60
Copyright 2015 International Comfort Products
Lewisburg, Tennessee 37091 USA