2 PB
TABLE OF CONTENTS
Table of Contents
INTRODUCTION‑ 4
Important Safety Information‑ 4
Personal Injury Or Death Hazards‑ 6
Personal Injury Or Death Hazards‑ 7
Model Identification Guide‑ 8
Product Appearance‑ 9
SPECIFICATIONS‑ 11
Product Specifications Multi‑Zone Wall‑Mounted‑ 11
Product Specifications Multi‑Zone‑Cassette ‑ 12
Product Specifications Multi‑Zone Concealed Ducted ‑ 13
Product Specifications 18K, 24k and 36k Outdoor Condensor‑ 14
Product Dimensions: Wall Mounted Indoor Units‑ 16
Product Dimensions: 9k, 12k, and 18k Ducted Indoor Units‑ 17
Product Dimensions: 9k and 12k Cassette‑ 18
Product Dimensions: 18k and 24k Cassette‑ 19
Product Dimensions: 24k Outdoor Units‑ 20
Product Dimensions: 36k Outdoor Units‑ 21
Product Dimensions: 42k Outdoor Units‑ 22
Electrical Requirements 24k, 36K, AND 42K Outdoor Units‑ 33
CORRECTION FACTORS‑ 35
Piping Length Factor Chart‑ 36
OPERATION‑ 38
Display Panel‑ 38
Using Sleep during Off‑Timer Function‑ 41
Control Mode (Indoor Unit Mode Control)‑ 45
Outdoor unit Control Mode‑ 46
INSTALLATION‑ 52
Leak Check, Evacuation, and Charging (Triple Evacuation)‑ 55
Checklist‑ 57
Field Settings (ESP Setting) Duct Type Only‑ 58
Field Settings (Indoor Unit Parameter Revision)‑ 59
Operation Test‑ 68
Cassette and Ducted Condensate Pump Drain Line‑ 68
Fresh Air Intake‑ 69
MAINTENANCE‑ 70
TROUBLESHOOTING‑ 73
Normal Malfunctions‑ 73
Test the jumper terminals‑ 74
Protection Circuit Fault Isolation‑ 75
Compressor Fault Isolation‑ 76
Indoor Fault Codes‑ 76
Indoor Fault Code‑ 78
Outdoor Fault Codes‑ 80
18K Outdoor Drive Fault Codes ‑ 90
24k, 36k, and 42k Outdoor Drive Fault Codes ‑ 91
Diagnosis and Solutions‑ 93
E36 Error‑ 104
Blank Display/Indoor Unit Door Micro Switch‑ 106
R‑410A SEALED SYSTEM REPAIR‑ 109
Service Valves Appearance‑ 109
Pumping Down‑ 110
Gas Charging (After Repair)‑ 111
Replace 18/24k Outdoor unit Compressor and Motor‑ 112
Replace 36/ 42k Outdoor unit Compressor and Motor‑ 113
Replace 9k and 12k Duct Type unit Compressor and Motor‑ 114
Replace 18k Duct Type unit Compressor and Motor‑ 115
Replace 9k, 12k, and18k Cassette Type unit Compressor and Motor‑ 116
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