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)
25 PB
OPERATION
Dip Switch Function #7
6
Dip Switch Settings
Dip Switch # 7 Room Freeze Guard Protection
• A
llows the unit to ensure the indoor room temperature does
not fall below 40º F even when turned off.
• If unit senses a room temperature below 40°
°
F, the fan
motor and electric heat will turn on and warm the room t
o
50
°
°
F. And turn off.
Factory position: Down- Freeze protection enabled
Up position: Freeze protection disabled