Installation & Operation Manual (2019, 2020, 2022)
Table Of Contents
- Table of Contents
- Congratulations
- General Instructions
- WARNING
- WARNING
- Read Installation Operation Manual
- General Specifications
- Typical Unit Components and Dimensions
- Installation Checklist
- PTAC Installation Recommendations
- For proper PTAC unit performance and maximum opera
- For PTACs on the ground floor or anytime obstructi
- Wall Sleeve Installation Instructions (PDXWSA)
- WARNING
- Falling Object Hazard
- Alternate Wall Installations
- One-Piece Deep Wall Sleeve Installation (PDXWSEXT
- PXDR10 Drain Kit Installation Instructions (option
- Internal Drain
- FRONT VIEW
- Drain Tube Installation (See Figure 12)
- Cover Plate Installation
- DETAIL B
- PXGA Standard Grille Installation Instructions
- WARNING
- Falling Object Hazard
- Electrical Rating Tables
- All units are equipped with standard power cords.
- Electrical Shock Hazard
- Power Cord Information (230/208V models only)
- Electrical Wiring for 265 Volt Models
- Power Cord Installation
- To install the line voltage power leads and condu
- Electrical Shock Hazard
- Chassis Install Preparation
- Check to be sure the wall sleeve, extension (if us
- Suffocation Hazards
- CAUTION
- Unit Damage Hazard
- Chassis Installation
- Excessive Weight Hazard
- Friedrich PTAC Digital Control and Unit Features
- System Configuration
- Fresh Air Vent Control
- Adjusting Air
- Digital Control User Input Configuration
- Dip Switch Setting
- Dip Switches
- Digital Control Operation
- Heat Pump Models (PVH)
- Constant Fan
- Settings- Detailed Configurations
- Remote Control Thermostat Installation
- Install Thermostat
- The Thermostat should NOT be mounted:
- To control the unit with a wall mounted thermosta
- Thermostat Connections
- Electrical Shock Hazard
- Final Inspection & Start-up Checklist
- WARNING
- Basic Troubleshooting
- Error code and solutions
- Accessories
- PV-SERIES
22
8
Digital Control User Input Configuration
The adjustable control dip switches are located at the front portion of the digital Smart Center. The inputs are only visible and accessible with the front cover
removed from the PTAC.
Dip Switch Setting
Switch 1-Reserved.
Switch 2-Heat pump enable/disable.
Moving Dip Switch #2 to “OFF” can be set as Emergency Heat
Override. In the unlikely event of a compressor failure, a heat pump unit
may be switched to operate in only the electric heat mode until repairs
can be made.
Switch 3-Electric strip enable/disable.
Switch 4-Reserved.
Switch 5-Room Freeze Protection
Units are shipped from the factory
Figure 28
Dip Switches
DIP SWITCH
1 2 3 4 5 6 7
ON
OFF
Reserved
Reserved
Electric memory enable/disable
Room freeze protection
Reserved
Electric strip enable/disable
Heat pump enable/disable
Reserved
LOCATION OF
DIP SWITCHES
ON UNIT
FRP028
Switch Description Function Factory setting Option
#1 Reserved / OFF /
#2 Heat pump ON-enable heat pump;
OFF-disable heat pump, run electric heat
only.
HP models-ON
Electric heat only-OFF
OFF-Overrides compressor
operation(HP models only)
#3 Electric strip ON-enable electric heat;
OFF-disable electric heat.
ON
Factory set. Do not change.
#4 Reserved / OFF /
#5 Room
Freeze
Protection
ON-Allows the unit to ensure the indoor room
temperature does not fall below 50℉even
when turned off;
OFF-disable freeze protection.
ON OFF
#6 Electric memory
enable/disable
ON-enable;
OFF-disable.
ON OFF
#7 Reserved / OFF /
#8 Reserved / OFF /
With the room freeze protection enable.Room Freeze Protection can be
switched off at the owner’s preference by moving Dip Switch 5 to
“OFF”.This feature will monitor the indoor room conditions and in the event
that the room falls below 50°F, the unit will automatically run “heating”.
This occurs regardless of mode.
Switch 6-Electric memory enable/disable
The factory setting is enabled. The smart center will remember user’s
setting. After power cut recovery, the unit will operate the same status as
before power cut. Moving Dip Switch 6 to “OFF”will disable this feature,
smart center will no more remember settings.
Switch 7,Switch 8-Reserved.