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INSTALLATION INSTRUCTIONS
R- 410A Split System Heat Pumps
These instructions must be read and understood completely before attempting installation.
IMPORTANT: Effective January 1, 2015, all split system and packaged air conditioners must be installed pursuant to
applicable regional efficiency standards issued by the Department of Energy.
DANGER, WARNING, CAUTION, and
NOTE
The
signal
words
CAUTION, and NOTE are used to identify levels of
hazard seriousness. The signal word DANGER is
only used on product labels to signify an immediate
hazard. The signal words WARNING, CAUTION,
and NOTE will be used on product labels and
throughout this manual and other manuals that may
apply to the product.
DANGER - Immediate hazards which will result in
severe personal injury or death.
WARNING - Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION - Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE - Used to highlight suggestions which will
result in enhanced installation, reliability, or
operation.
TABLE OF CONTENTS
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CSH6, HSH6, TSH6
Safety Labeling and Signal Words
DANGER,
WARNING,
. . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . .
. . . .
11
12
. . . . . . . . . . . . . . . . .
14
Signal Words in Manuals
The signal word WARNING is used throughout this
manual in the following manner:
WARNING
!
The signal word CAUTION is used throughout this
manual in the following manner:
CAUTION
!
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
!
2
ELECTRICAL SHOCK HAZARD
2
Failure to follow this warning could result in per-
2
sonal injury and/or death.
6
Before installing, modifying, or servicing system,
8
main electrical disconnect switch must be in the
8
OFF position. There may be more than 1 discon-
nect switch. Lock out and tag switch with a suit-
able warning label.
CAUTION
!
CUT HAZARD
Failure to follow this caution may result in per-
sonal injury
Sheet metal parts may have sharp edges or burrs.
Use care and wear appropriate protective clothing
and gloves when handling parts.
WARNING
428 01 5400 00
08/01/17
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Table of Contents
Related Manuals for International comfort products CSH6
Summary of Contents for International comfort products CSH6
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Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps CSH6, HSH6, TSH6 These instructions must be read and understood completely before attempting installation. IMPORTANT: Effective January 1, 2015, all split system and packaged air conditioners must be installed pursuant to applicable regional efficiency standards issued by the Department of Energy. -
Page 2: Safety Considerations
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps SAFETY CONSIDERATIONS OUTDOOR WALL INDOOR WALL CAULK LIQUID TUBE Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death, personal injury, or property damage. Consult a qualified installer, SUCTION TUBE service agency, or your distributor or branch for information or INSULATION... - Page 3 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps Roof mounted units exposed to winds may require wind CAUTION baffles. Consult the Low- Ambient pressure switch installation instructions for wind baffle construction. UNIT DAMAGE HAZARD NOTE: Unit must be level 2 degrees [3/8 inch rise or fall per Failure to follow this caution may result in equipment foot of run (10mm rise or fall per 305 mm of run)] or compressor damage or improper operation.
- Page 4 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps Table 1 - Accessory Usage REQUIRED FOR LOW–AMBIENT REQUIRED FOR REQUIRED FOR Accessory COOLING APPLICATIONS SEA COAST APPLICATIONS LONG LINE APPLICATIONS* (Below 55F / 12.8C) (Within 2 miles / 3.22 km) Accumulator Standard Standard Standard...
- Page 5 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps Deep Vacuum Method CAUTION The deep vacuum method requires a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gage UNIT DAMAGE HAZARD capable of accurately measuring this vacuum depth. The Failure to follow this caution may result in equipment deep vacuum method is the most positive way of assuring a damage or improper operation.
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Page 6: Start- Up Procedure
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps Route Ground and Power Wires transformer load and increase the transformer capacity or split the load with an accessory transformer as required. Remove access panel to gain access to unit wiring. Extend wires from disconnect through power wiring hole provided and into unit control box. - Page 7 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps OAT Thermistor must be locked in place Wall with spherical nib end facing towards the front of the control box Control NAXA00101DB Green White Yellow DX+ DX- C Communicating Outdoor Y/Y2 Non-Communicating Fig.
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Page 8: General Sequence Of Operation
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps If the indoor temperature is below 70_F (21.11_C), or the CAUTION outdoor temperature is not in the favorable range, adjust charge for line set length above or below 15ft (4.57 m) only. PERSONAL INJURY HAZARD Charge level should then be appropriate for the system to achieve rated capacity. - Page 9 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps HEAT PUMP SYSTEM FUNCTIONS system products. The green LED will remain OFF until communications is established. Once a valid command is AND SEQUENCE OF OPERATION received, the green LED will turn ON continuously. If no The outdoor unit control system has special functions.
- Page 10 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps S Fifteen second delay at termination of defrost before the ambient temperature. auxiliary heat (W2) is de- energized. S The Quiet Shift- 2 compressor on/off delays, as described S Twenty second delay at termination of defrost before the below, will be included in a forced defrost if Quiet Shift- 2 is outdoor fan is energized.
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Page 11: Troubleshooting
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps MAJOR COMPONENTS (cooling) and outdoor fan operation and outdoor coil in heating. Control Board CONTROL FAULT The Heat Pump control board controls the following functions: If the outdoor unit control board has failed, the control will flash the appropriate fault code. -
Page 12: Status Codes
INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps IMPORTANT: The outdoor air thermistor and coil thermistor If there is a thermistor out of range error, defrost will occur at each time interval during heating operation, but will terminate are factory mounted in the correct locations. Do not re- locate after 5 minutes. - Page 13 INSTALLATION INSTRUCTIONS R- 410A Split System Heat Pumps THERMISTOR CURVE (-17.77) (-6.67) (4.44) (15.56) (26.67) (37.78) (48.89) TEMPERATURE °F (°C) Fig. 13 - Resistance vs Temperature Chart Specifications subject to change without notice. 428 01 5400 00...
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Page 14: R- 410A Quick Reference Guide
Do not vent R- 410A into the atmosphere. Do not use capillary tube indoor coils. Observe all WARNINGS, CAUTIONS, NOTES, and bold text. Specifications subject to change without notice. 428 01 5400 00 Copyright 2017 International Comfort Products Lewisburg, TN 37091 USA...