428 04 5102 01 August 2012
TECHNICAL SUPPORT MANUAL
Split System Heat Pump
N4H3
DANGER, WARNING, CAUTION, and
NOTE
The signal words DANGER, W ARNING, CAU-
TION, and NOTE are used to identify levels of haz-
ard seriousness. The signal word DANGER is only
used on product labels to signify an immediate haz-
ard. The signal words WARNING, CAUTION, and
NOTE will be used on product labels and through-
out this manual and other manuals that may apply
to the product.
DANGER -- Immediate hazards which will result in
severe personal injury or death.
W ARNING -- 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 opera-
tion.
Signal Words in Manuals
The signal word WARNING is used throughout this
manual in the following manner:
The signal word CAUTION is used throughout this
manual in the following manner:
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
Safety Labeling and Signal Words
!
!
CAUTION
WARNING
TABLE OF CONTENTS
Model Number Identification 2.....................
R--410A Quick Reference Guide 3..................
Wiring Diagrams 4--7.............................
Charging Chart 8.................................
Tech Labels (Expanded Data) 9 -- 16................
Parts List 17 -- 22................................
Exploded Views 23 -- 25..........................
Cooling Multiplying Factors 26 -- 52.................
Heating Multiplying Factors 52 -- 78.................
MODELS
N4H318AKE100 N4H318GKE100
N4H324AKE100 N4H324GKE100
N4H330AKE100 N4H330GKE100
N4H336AKE100 N4H336GKE100
N4H342AKE100 N4H342GKE100
N4H348AKE100 N4H348GKE100
N4H360AKB400 N4H360GKB400
!
WARNING
DEATH, PERSONAL INJURY, AND/OR PROPERTY
DAMAGE HAZARD
Failure to carefully read and follow this warning
could result in equipment malfunction, property
damage, personal injury and/or death.
Installation or repairs made by unqualified per-
sons could result in equipment malfunction, prop-
erty damage, personal injury and/or death.
The information contained in this manual is in-
tended for use by a qualified service technician fa-
miliar with safety procedures and equipped with
the proper tools and test instruments.
Installation must conform with local building
codes and with the National Electrical Code
NFPA70 current edition or Canadian Electrical
Code Part 1 CSA C.22.1.
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