Service and Parts Manual (2016, 2017, 2015)
Table Of Contents
- INTRODUCTION
- Important Safety Information
- Personal Injury Or Death Hazards
- Operation of Equipment in During Construction
- Model Number Reference Guide
- Serial Number Reference Guide
- Product Features
- General Specifications
- 230V COOLING AND HEATING PERFORMANCE
- 265V COOLING AND HEATING PERFORMANCE
- Electric Heat Data
- Dimensions
- Electrical Data
- Function and Control
- Digital Control User Input Configuration
- Digital Control
- Refrigeration Sequence Of Operation
- Refrigerant System Diagram
- PTAC Installation Recommendations
- Wall Sleeve Installation Instructions (PDXWS)
- Alternate Wall Installations
- PXDR10 Drain Kit Installation
- External Drain
- PXGA Standard Grille
- Chassis Install Preparation
- Thermostat
- Final Inspection & Start-up Checklist
- Refrigerant Charging
- Undercharged Refrigerant Systems
- Overcharged Refrigerant Systems
- Restricted Refrigerant System
- Sealed System Method of Charging/ Repairs
- Electrical
- Hermetic Components Check
- Reversing Valve Description And Operation
- Testing The Reversing Valve Solenoid Coil
- Checking The Reversing Valve
- Touch Test Chart : To Service Reversing Valves
- Compressor Checks
- Compressor Replacement
- Compressor Replacement -Special Procedure in Case of Compressor Burnout
- Basic Troubleshooting
- Malfunction Analysis
- Troubleshootin Chart
- Heat Pump
- Remote Wall Thermostat Wiring Diagram
- Cool With Electric Heat
- Heat Pump With Electric Heat
- PZE
- PZH
- Reference Sheet of Celsius and Fahrenheit
- Resistance Table for Air Indoor Temperature Sensor
- Resistance Table for Frost Protection Indoor and Outdoor Temperature Sensors
8 PB
INTRODUCTION
IMPORTANT: It will be necessary for you to accurately identify the unit you are servicing, so you can be certain of a
proper diagnosis and repair.
Figure 103
This service manual is designed to be used in conjunction with the installation and operation manuals provided
with each air conditioning system.
This service manual was written to assist the professional service technician to quickly and accurately diagnose
and repair malfunctions.
Installation procedures are not given in this manual. They are given in the Installation and Operation Manual which
can be aquired on the Friedrich website (www.friedrich.com).
Model Number Reference Guide
MODEL NUMBER
07 = 7,000 Btuh
Nominal Capacity
09 = 9,000 Btuh
12 = 12,000 Btuh
15 = 15,000 Btuh
Series
PZ = Friedrich Digital PTAC
System
E = Cooling with electric heat
H = Heat Pump with Auxiliary Heat
* 5.0 kw only available on 15,000 BTU models
Chassis
S = Standard
Voltage
K = 230/208V - 1 Ph. - 60 Hz.
R = 265V - 1 Ph. - 60 Hz.
Nominal Heater Size (230V or 265V)
3 = 3.0 KW 5 = 5.0 KW*
Design Series
Engineering Digit