Related Manuals for Daikin RYP125L7W1
Summarization of Contents
Safety Considerations
General Safety Warnings
Critical safety instructions regarding installation by qualified personnel, proper tools, and avoiding electrical hazards.
Cautions for Safe Operation
Precautions for preventing equipment damage, injury, and hazards from leaks or improper installation.
Before Installation
Precautions for R-407C
Strict cautions for keeping the R-407C system clean, dry, and tight, and handling mixed refrigerant.
Installation Procedures
Guidance on installing indoor units, outdoor units, and pipe branching kits.
Handling Outdoor Units
Instructions for safely lifting and handling outdoor units to prevent damage.
Selecting Installation Site
Site Selection Criteria
Criteria for choosing a suitable installation location, considering ventilation, noise, structural support, and environmental factors.
Precautions on Installation
Strong Wind Installation
Measures to take when installing units in areas prone to strong winds to prevent operational issues.
Foundation and Securing
Procedures for checking foundation strength, securing units with bolts, and preventing falling over.
Water Drainage and Snow Protection
Guidelines for managing water drainage and protecting units from snow accumulation.
Installation Servicing Space
Servicing Space Requirements
Dimensions required around indoor and outdoor units for non-stacked and stacked installations.
Multiple Unit Configurations
Space considerations for lateral and multiple-row installations of units.
Refrigerant Pipe Size and Allowable Pipe Length
Pipe Size Specifications
Table detailing refrigerant pipe sizes for different unit classes and system types.
Allowable Pipe Lengths and Height Differences
Guidelines on maximum pipe lengths and height differences between indoor and outdoor units.
Precautions on Refrigerant Piping
Refrigerant Handling and Tools
Cautions on refrigerant mixing, using correct tools, vacuum pumps, and preventing dirt ingress.
Piping Installation Techniques
Guidelines for installing refrigerant piping, including passing tubes through walls and using branch piping kits.
Refrigerant Piping Installation
Field Pipe Installation Directions
Instructions for routing field pipes in four directions, including cutting slits and making knockout holes.
Pipe Connection and Protection
Guidance on connecting pipes, using slits, making knockout holes, and applying protective paint.
Preventing Foreign Objects Entry
Sealing Openings
Methods to plug through-holes and gaps to prevent insects or small animals from entering the unit.
Handling Stop Valves
Stop Valve Operation
Instructions on how to open and close stop valves correctly using hexagonal wrenches.
Valve Cover and Service Port
Precautions for tightening valve covers and handling service ports to ensure proper sealing.
Field Piping and Insulation Precautions
Piping Contact and Insulation
Ensuring field piping does not contact the compressor or other components and proper insulation practices.
Condensation Prevention
Measures to prevent condensation on stop valves and piping, especially in high humidity conditions.
Flare Connection Cautions
Flare Processing and Tightening
Table detailing flare dimensions and tightening torques, with warnings against over-tightening.
Flare Nut Assembly
Instructions for applying refrigerant oil and screwing flare nuts by hand before tightening.
Evacuating the System
Vacuuming Procedures
Steps for vacuuming the installation, including pressure gauge setup and leak testing.
Leak Test and Vacuum Drying
Conducting leak tests, breaking vacuum with nitrogen, and performing vacuum drying.
Oil Trap Installation Cautions
Oil Trap Installation Spacing
Guidelines for installing oil traps in riser piping based on height differences.
Brazing Cautions
Nitrogen Blow Brazing
Procedures for brazing with nitrogen blow to prevent oxidation and ensure normal operation.
Brazing Pressure Control
Maintaining proper nitrogen pressure during brazing to prevent oxidized film formation.
Charging Refrigerant
Refrigerant Charging Precautions
Guidelines for evacuating refrigerant, charging in liquid state, and not charging if piping length is ≤30 m.
Additional Refrigerant Calculation
Tables and formulas for calculating additional refrigerant based on piping length for pair and twin/triple systems.
Electrical Wiring Work
Electrical Wiring Precautions
Essential safety precautions for electrical wiring, including circuit interruption, wire types, and connection methods.
Wiring Specifications and Diagrams
Details on standard wiring components, specifications, and the overall wiring diagram for connections.
Test Operation
Pre-run Checks
Checklist for electrical wiring, refrigerant piping, and extra refrigerant before starting test operation.
Test Run Procedure
Steps for performing the test run, including opening valves, closing panels, and checking compressor operation.
Test Run Precautions and Diagnosis
Error Code Diagnosis
Guide to diagnosing malfunctions using error codes displayed on the remote control.
Operation Error Handling
Precautions for specific error codes (E0, E3, E4, U1, E6, UF) and troubleshooting steps.
Disposal Requirements
Unit Dismantling and Disposal
Guidelines for dismantling units and treating refrigerant, oil, and parts according to regulations.
Wiring Diagram
Wiring Diagram Symbols
Legend for symbols used in the wiring diagram, including field wiring and terminal indicators.
Component Identification
List of electrical components and their abbreviations used in the wiring diagrams.
Need help?
Do you have a question about the RYP125L7W1 and is the answer not in the manual?
Questions and answers