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General| Brand | Carrier |
|---|---|
| Model | 38XTZ 007-024 |
| Category | Air Conditioner |
| Language | English |
Record equipment, site, and contract information.
Document unit's electrical supply and physical characteristics.
Record safety device settings for the 38XTZ unit.
Diagram showing left-side dimensions and features of 38XTZ 007/008.
Diagram showing front dimensions and features of 38XTZ 007/008.
Diagram showing right-side dimensions and features of 38XTZ 007/008.
Minimum clearances around 38XTZ 007/008 units for service access.
Minimum clearances around 38XTZ 011 unit for service access.
Minimum clearances around 38XTZ 014 unit for service access.
Table and diagram for 38XTZ unit centre of gravity coordinates.
Table and diagram for 40ABZ/ALZ unit centre of gravity coordinates.
Diagram and table showing weight distribution for 38XTZ units.
Diagram and table showing weight distribution for 40ABZ/ALZ units.
Charts detailing fan airflow and static pressure for 40ABZ 007.
Information on adjusting fan speed via motor pulley for 40ABZ 007.
External check of units for transport damage and content verification.
Essential safety precautions for installation, servicing, and operation.
Guidelines for safe lifting and handling of units using appropriate equipment.
Notes on positioning and mounting 38XTZ outdoor units for installation.
Minimum installation clearances for 38XTZ 007/008 units.
Minimum installation clearances for 38XTZ 011/016/020/024 units.
Requirements for installing 38XTZ units on a ground or lawn base.
Ensuring proper drainage of condensate and rainwater from the unit base.
Connecting 40ABZ/ALZ indoor units to supply and return air ducts.
Steps to change the air discharge direction from horizontal to vertical.
Connecting the condensate drain pipe vertically from the unit base.
Connecting the condensate drain pipe horizontally from the unit base.
Guidelines for determining ductwork dimensions and installation.
Adjusting motor and fan pulleys to modify airflow and static pressure.
Ensuring correct power supply, connections, and voltage within limits.
Method for calculating and checking voltage imbalance percentage.
Guidelines for connecting thermostats to the units based on model.
Description of the Master Link I electronic control system for 38XTZ units.
Explanation of DIP-switch functions and settings for unit operation.
Procedure for initiating a remote reset for unit protection devices.
Interpretation of LED signals on the electronic control board for diagnostics.
Essential points for connecting refrigerant lines for correct operation.
Method for calculating and selecting the correct suction line diameter.
Key considerations for installing refrigerant piping systems.
Using tables to select the appropriate liquid line diameter based on length.
Guidelines for pressure loss and subcooling in the liquid line.
Steps for evacuating and charging refrigerant, including leak detection.
Procedures for adding oil to the system and compressor oil type.
Necessary checks and procedures before starting up the unit.
Description of the main components of the 38XTZ and 40ABZ/ALZ units.
Overview of the protection devices incorporated in the units.
General safety and operational precautions for performing maintenance.
Checks and cleaning for electrical connections, drainage, and filters.
Inspecting refrigerant circuit for leaks, cleaning coils, and checking controls.
General advice for servicing, including refrigerant removal and soldering.
Step-by-step guide for replacing a defective compressor.
Important guidelines for correct unit installation and adherence to standards.
Common symptoms, causes, and remedies for unit malfunctions.
