Service and Parts Manual (2016, 2017, 2018, 2019, 2020, 2021, 2022)
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
- General Specifications 7-9k Electric Heat
- General Specifications 7-9k Heat Pump Models
- General Specifications 12-15k Electric Heat
- General Specifications 12-15k Heat Pump
- Electrical Data
- Function and Control
- Dip Switch Function #1
- Dip Switch Function #2
- Dip Switch Function #3&4
- Dip Switch Function #5&6
- Dip Switch Function #7
- Refrigeration Sequence Of Operation
- Refrigerant System Diagram
- Remove The Chassis
- Remove The Chassis
- Indoor Motor, Wheel, & Heating Element Assembly
- Outdoor Motor, Blade, & Shroud Assembly
- Electronic Board & Electrical Component Replacement
- PTAC Installation Recommendations
- Wall Sleeve Installation Instructions (PDXWS)
- Alternate Wall Installations
- PXDR10 Drain Kit Installation
- External Drain
- PXGA Standard Grille
- Electrical Wiring for 265 Volt Models
- Chassis Install Preparation
- Chassis Installation
- How To Connect
- Thermostat
- Final Inspection & Start-up Checklist
- Refrigerant Charging
- Undercharged Refrigerant Systems
- Overcharged Refrigerant Systems
- Restricted Refrigerant System
- Sealed System Method of Charging/ Repairs
- 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 -Special Procedure in Case of Compressor Burnout
- PCB Printed Diagram Board 1
- PCB Printed Diagram Board 2
- Testing Component Voltage at Electronic Control Board
- Testing Line Voltage
- Basic Troubleshooting
- Error Codes
- Malfunction of Temperature Sensor
- Maintenance Method for Normal Malfunction
- PDE07
- PDH07
- PDE09, PDE12, PDE15
- PDH09, PDH12, PDH15
- PARTS CATALOG
- PDE07K, PDE07R, PDE09K, PDE09R, PDE12K, PDE12R, PDE15K, PDE15R
- PDH07K, PDH07R, PDH09K, PDH09R, PDH12K, PDH12R, PDH15K, PDH15R
- Reference Sheet of Celsius and Fahrenheit
- Resistance Table of Indoor Ambient Temperature Sensor (15K)
- Resistance Table of Tube Temperature Sensors for Indoor and Outdoor(20K)
- Resistance Table of Discharge Temperature Sensor for Outdoor(50K)
95 PB
COMPONENTS TESTING
Testing Component Voltage at Electronic Control Board
WARNING
ELECTRIC SHOCK HAZARD
Turn off electric power before service or
installation. Extreme care must be used, if it
becomes necessary to work on equipment with
power applied.
Failure to do so could result in serious injury or
death.
1. THERMISTER VOLTAGS IS 4.7 VDC
2. DISPLAY BOARD VOLTAGE IS 5 VDC
3. RELAY VOLTAGE FROM LOGIC BOARD IS 4.7 VDC
4. VOLTAGE OFF TRANSFORMER TO LOGIC BOARD 12VDC
5. COMPRESSOR RELAY TO GROUND 5VDC
6. FAN RELAYS APPROX. 4.5 VDC
FIGURE 708 (ELECTRONIC CONTROL BOARD)