Service and Parts Manual (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
- Product Features
- 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
- 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
- Chassis Installation
- How To Connect
- Install WRT2 Wireless Programmable 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
- Basic Troubleshooting
- Malfunction Analysis
- Unit Lost Power
- Control Panel Does Not Work
- Malfunction of Temperature Sensor
- E4 Function Error
- E8 Function Error
- E9 Function Error
- Electric Heater Not Running
- Electric Heater Not Running
- 7K Cool+ Electric Heat 230 V
- 9K Cool+ Electric Heat 230v and 265v
- 12K Cool+ Electric Heat 230v and 265v
- 15K Cool+ Electric Heat 230v
- 7K Cool+ Heat Pump 230v
- 9K Cool+ Heat Pump 230v and 265v
- 12K Cool+ Heat Pump 230v and 265v
- 15K Cool+ Heat Pump 230v
- PZE07K3SB,PZE09K3SB, PZE09R3SB, PZE12K3SB, PZE12R3SB, PZE15K3SB
- PZH07K3SB, PZH09K3SB, PZH09R3SB, PZH12K3SB, PZH12R3SB, PZH15K5SB
- Reference Sheet of Celsius and Fahrenheit
- Resistance Table of THERMISTORS (5K)
17 PB
SPECIFICATIONS
Electrical Data
13
FUSE/CIRCUIT
BREAKER
UseONLYtypeandsizefuseorHACRcir-
cuit breaker indicated on unit’s rating plate.
Proper current protection to the unit is the
responsibility of the owner. NOTE: A time
delay fuse is provided with 265V units.
GROUNDING
Unit MUST be grounded from branch circuit
through service cord to unit, or through
separate ground wire provided on per-
manently connected units. Be sure that
branch circuit or general purpose outlet is
grounded.The field supplied outlet must
match plug on service cord and be within
reach of service cord. Refer to Table 1 for
proper receptacle and fuse type. Do NOT
alter the service cord or plug. Do NOT use
an extension cord.
RECEPTACLE
The field supplied outlet must match plug on
service cord and be within reach of service
cord. Refer to Table 1 for proper receptacle
and fuse type. Do NOT alter the service
cord or plug. Do NOT use an extension
cord.
A.
Electrical Rating Tables
All units are equipped with standard power cords.
NOTE: Use Copper Conductors ONLY.Wire sizes are per NEC,check local codes for overseas applications.
Table 1
Receptacles and Fuse Types
Voltage 230V
265V
Amps
20
30
20
Heater Size
3.6kw
5kw
3.6kw
Receptacles
NEMA#
Receptacle
6-20 R
6-30 R
7-20 R
NEMA#
Plug
6-20 P 6-30 P 7-20 P
WARNING
Electrical Shock Hazard
Turn off electrical power before service
or installation.
ALL electrical connections and wiring
MUST be installed by a qualified
electrician and conform to the National
Code and all local codes which have
jurisdiction.
Failure to do so can result in property
damage, personal injury and/or death.
B.
Power Cord Information (230/208V models only)
All Friedrich 230/208V PTAC units are shipped from the factory with a
Leakage Current Detection Interrupter (LCDI) equipped power cord.The
LCDI device meets the UL and NEC requirements for cord connected air
conditioners effective August 2004.
To test your power supply cord:
1. Plug power supply cord into a grounded 3 prong outlet.
2. Press RESET.
3. Press TEST (listen for click;Reset button trips and pops out).
4. Press and release RESET (listen for click;Reset button latches
and remains in).The power supply cord is ready for operation.
NOTE: The LCDI device is not intended to be used as a switch.
Once plugged in the unit will operate normally without the need to
reset The LCDI device.
If the LCDI device fails to trip when tested or if the power supply cord is
damaged it must be replaced with a new supply cord obtained from the
product manufacturer,and must not be repaired.
Figure 14
Typical LCDI Devices
15/20A/30A LCDI Device
FRP014