Friedrich PZH07K3SB User Manual

2 PB
INTRODUCTION 4
Important Safety Information 4
Personal Injury Or Death Hazards 5
Operation of Equipment in During Construction 7
Model Number Reference Guide 8
Serial Number Reference Guide 9
Product Features 10
SPECIFICATIONS 12
General Specications 7-9k Electric Heat 12
General Specications 7-9k Heat Pump Models 13
General Specications 12-15k Electric Heat 14
General Specications 12-15k Heat Pump 15
Electrical Data 17
OPERATION 20
Function and Control 20
Refrigeration Sequence Of Operation 25
Refrigerant System Diagram 26
Routine Maintenance 27
INSTALLATION 28
PTAC Installation Recommendations 28
Wall Sleeve Installation Instructions (PDXWS) 29
Alternate Wall Installations 30
PXDR10 Drain Kit Installation 33
External Drain 34
PXGA Standard Grille 35
Chassis Install Preparation 36
Chassis Installation 38
How To Connect 39
Final Inspection & Start-up Checklist 40
R-410A SEALED SYSTEM REPAIR 41
Refrigerant Charging 42
Undercharged Refrigerant Systems 43
Overcharged Refrigerant Systems 44
Restricted Refrigerant System 45
Sealed System Method of Charging/ Repairs 46
COMPONENT TESTING 47
Hermetic Components Check 47
Reversing Valve Description And Operation 48
Testing The Reversing Valve Solenoid Coil 49
Checking The Reversing Valve 50
Touch Test Chart : To Service Reversing Valves 52
Compressor Checks 53
Compressor Replacement -Special Procedure in Case of Compressor Burnout 56
TROUBLESHOOTING 57
Basic Troubleshooting 57
Malfunction Analysis 59
Unit Lost Power 62
Control Panel Does Not Work 63
Malfunction of Temperature Sensor 64
E4 Function Error 65
E8 Function Error 66
E9 Function Error 68
Electric Heater Not Running 73
Electric Heater Not Running 74
WIRING DIAGRAMS 75
7K Cool+ Electric Heat 230 V 75
9K Cool+ Electric Heat 230v and 265v 76
12K Cool+ Electric Heat 230v and 265v 77
15K Cool+ Electric Heat 230v 78
TABLE OF CONTENTS

Friedrich PZH07K3SB Specifications

General

Brand	Friedrich
Model	PZH07K3SB
Category	Air Conditioner
Language	English