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Pioneer WYT-17 Series Installation & User Manual
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Pioneer WYT-17 Series Installation & User Manual

Pioneer WYT-17 Series Installation & User Manual

Ductless mini split system air conditioner/heat pump
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DUCTLESS MINI SPLIT SYSTEM AIR CONDITIONER / HEAT PUMP
WYT-17 Inverter Series
For 12,000-36,000 BTU/hr Systems
Diamante Essenza Series - WT Indoor and YN Outdoor
Installation &
User Manual
IMPORTANT NOTICE:
Read this manual carefully before installing
or operating the new air conditioning system.
Be sure to save this manual for future
reference.
REV250327
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Summary of Contents for Pioneer WYT-17 Series

  • Page 1 DUCTLESS MINI SPLIT SYSTEM AIR CONDITIONER / HEAT PUMP WYT-17 Inverter Series For 12,000-36,000 BTU/hr Systems Diamante Essenza Series - WT Indoor and YN Outdoor Installation & User Manual IMPORTANT NOTICE: Read this manual carefully before installing or operating the new air conditioning system. Be sure to save this manual for future reference.
  • Page 2 Air Conditioner Installation & User Manual Table of Contents Safety Precautions......2 System Components......3 Included Accessories......4 Indoor Unit Overview......Operating Instructions....... 6 Maintenance........7 A2L Refrigerant........ 8 Indoor Unit Installation...... Outdoor Unit Installation....Electrical/Gas Leak Check & Test Run..T Troubleshooting.......
  • Page 3 Air Conditioner Installation & User Manual Safety Precautions Read and Understand All Safety Precautions Prior to Installation Improper installation due to negligence of instructions may result in death, property damage, or serious injury. The magnitude of the potential damage or injury is classified as either a Warning or Caution. This symbol indicates that ignoring the related instructions may cause death or serious injury.
  • Page 4 Air Conditioner Installation & User Manual Safety Precautions Warning For electrical work, follow all local and national wiring standards and regulations, especially in this installation manual. You must use an independent circuit and dedicated breaker to supply power. Do not connect other appliances to the same circuit.
  • Page 5 Air Conditioner Installation & User Manual System Components High Wall-Mounted Air Conditioner The system is made up of two units connected together via insulated copper pipes and an electrical communication cable. Mount the indoor unit onto one of the walls in the room intended to be air conditioned. Install the outdoor unit either on the ground outside or on the wall of the dwelling using suitable mounting brackets.
  • Page 6 Remote controller batteries ⅝” 36000 ¼” Note: This is a general list of the package contents. The included items may vary slightly depending on the model. Pioneer reserves the right to modify the included components for product improvement without notice.
  • Page 7 Air Conditioner Installation & User Manual Indoor Unit Overview Front Panel Display Description LED Icon Symbol Power Indicates that the unit is currently powered on Sleep Indicates that the system is currently in Sleep mode Temp. Display Displays the current set temperature or any error codes Timer Indicates that the Timer function has been set Indicates that the fan is currently on and running...
  • Page 8 Air Conditioner Installation & User Manual Operating Instructions Remote Buttons Overview Button Description Turn the air conditioner on or off Activate/deactivate the Turbo feature to allow the TURBO system to rapidly reach set temperatures MUTE Put the system into Silent mode Select the mode of operation MODE (Auto, Cool, Dry, Fan, and Heat modes)
  • Page 9 Air Conditioner Installation & User Manual Operating Instructions Remote Controller LED Screen & Icons Icon Description Description Icon Turbo mode Temperature indicator Auto mode Fan speed (Auto or Fixed) Timer active indicator Signal transmit indicator ECO mode Cooling mode Self-Clean function Child lock indicator Sleep function Dry mode...
  • Page 10 Air Conditioner Installation & User Manual Operating Instructions Replace Batteries Install batteries according to the depicted directions (+ and -) as shown on the remote controller. Slide the cover back into place. Use 2x AAA batteries. Do not use re-chargeable batteries. Replace the old batteries with new ones of the same type when the display is no longer working.
  • Page 11 Air Conditioner Installation & User Manual Operating Instructions Regarding the Airflow of the Indoor Unit Filter The air that is pulled in by the fan (the "return air") enters the grille and is passed through the filter. The air is then cooled/dehumidified/heated through Heat the heat exchanger.
  • Page 12 Air Conditioner Installation & User Manual Operating Instructions Cooling Mode Cooling mode utilizes the heat pump to cool the room while also reducing the humidity of the air in the room. To put the system into Cooling mode, press the button until symbol appears on the remote controller's display.
  • Page 13 Air Conditioner Installation & User Manual Operating Instructions Dry Mode Dry mode is a limited function that can rapidly reduce the humidity/moisture of the room. To put the system into Dry mode, press the button until symbol appears on the remote controller's display. An automatic preset of this mode activates.
  • Page 14 Air Conditioner Installation & User Manual Operating Instructions Turn the LED Display On or Off The LED display on the front panel of the system can be turned on or off as desired. Press the button in order to switch off the LED display on the front panel.
  • Page 15 Air Conditioner Installation & User Manual Operating Instructions Energy Saver (ECO) Option In this mode, the appliance will automatically manage its operation in order to save energy. button on the remote controller To turn the ECO feature on, press the and the icon will appear.
  • Page 16 Air Conditioner Installation & User Manual Operating Instructions Use the Timer - Timer On The Timer feature allows the user to set a time delay for the system to turn itself on or off. To set a timer for the system to turn itself on in a specified amount of hours, follow these steps: 1.
  • Page 17 Air Conditioner Installation & User Manual Operating Instructions 46°F Freeze Protection Function Use this feature to prevent freezing while the user is away from home. When turned on, it sets the system to maintain a temperature of 46°F (8°C). If the unit is in standby, the setting will automatically start the Heating mode when the room temperature is equal to or lower than 46°F (8°C).
  • Page 18 Air Conditioner Installation & User Manual Operating Instructions Memory Feature The Memory feature enables the user to store their favorite settings and reconfigure the system to the same parameters with the press of a single button. Each mode (Heat / Cool / Fan / Dry) can store a unique setting. To use this feature, enter the desired mode and set the system to the preferred configuration.
  • Page 19 Air Conditioner Installation & User Manual Operating Instructions Important Note Regarding Operating Temperatures The system is designed to run within a certain range of temperatures, which are listed below. The system has built-in protections that may stop the appliance when the ambient temperatures goes outside of these ranges. Inverter Air Conditioner Operating Cooling Mode...
  • Page 20 Air Conditioner Installation & User Manual Maintenance Periodic Maintenance is Essential for the System! Maintaining the air conditioner will ensure that the system stays efficient. Before carrying out any sort of maintenance, ensure that the power supply to the system is turned off for > 5 minutes. Wear safety gloves when working on the equipment, due to sharp aluminum fin edges of the coil.
  • Page 21 Air Conditioner Installation & User Manual A2L Refrigerants Safety Information for A2L Refrigerants Because the system contains R-32 refrigerant, read and observe the following notices. Venting any type of refrigerant into the atmosphere is always illegal and punishable under federal and local regulations. Always read and obey all applicable local EPA laws.
  • Page 22 Air Conditioner Installation & User Manual A2L Refrigerants Service Information for A2L Refrigerants • Store the appliance in a manner that prevents • Area Ventilation: mechanical damage. o Ensure that the area is free from flammable materials and conditions are controlled to •...
  • Page 23 Air Conditioner Installation & User Manual A2L Refrigerants Service Information for A2L Refrigerants (Continued) • Ventilated Area: o Install the refrigeration piping and components in locations where they are not exposed to o Ensure the work is conducted in either an open substances that could cause corrosion.
  • Page 24 Air Conditioner Installation & User Manual A2L Refrigerants Service Information for A2L Refrigerants (Continued) • Removal and Evacuation: When accessing the • Cabling: Do not expose the cabling to wear, refrigerant circuit for repairs or other procedures, corrosion, excessive pressure, vibration, sharp follow the industry-standard practices, with edges, or other adverse environmental factors.
  • Page 25 Air Conditioner Installation & User Manual A2L Refrigerants Decommissioning Information for A2L Refrigerants Decommissioning: Before starting the H. Cylinder Fill Limits: Do not exceed 80% of the decommission process, the technician must be fully cylinder's total volume when filing with liquid familiar with the equipment and its components.
  • Page 26 Air Conditioner Installation & User Manual A2L Refrigerants Recovery Information for A2L Refrigerants 4. Handling Recovered Refrigerant: Recovery Procedure: When removing refrigerant from It is vital to: a system for servicing or decommissioning, observe the • Return the recovered refrigerant to the following best practices to ensure safety and refrigerant supplier in the correct recovery compliance:...
  • Page 27 Air Conditioner Installation & User Manual A2L Refrigerants WARNING USAGE STATEMENT • Do not use unauthorized methods to complete cleaning or • Use a flammable gas detector to check for potential leaks accelerate defrosting. Follow only the manufacturer's before unloading and opening the container. recommended procedures.
  • Page 28 Air Conditioner Installation & User Manual A2L Refrigerants Preparation for Working on Systems with A2L Refrigerants Wear Do not use No flammable Ventilation protective electronics sources necessary gear near system Refrigerant Leakage Detector Determining Installation Location Install the systems in suitable locations according A handheld leak detector can aid with to the guidelines below.
  • Page 29 Air Conditioner Installation & User Manual A2L Refrigerants Charging Protocol for A2L Refrigerants - If Applicable Important Considerations Minimum Floor Area Requirement: The required minimum floor A for an appliance with a refrigerant charge M (kg) must be calculated as follows: 1.
  • Page 30 Air Conditioner Installation & User Manual A2L Refrigerants Charging Protocol for A2L Refrigerants - If Applicable (Continued) Where category = R-32, LFL = 0.306 kg/m³ The calculated minimum allowable room area for all ²) Table GG.2 - Minimum Room Area (m capacities is therefore as follows: Charge Limit (kg) Model...
  • Page 31 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Installation Diagram Before proceeding, it is important to consider the following height and length restrictions: For Systems of 12K and 18K BTU: Outdoor Unit Indoor Unit • Follow the given constraints in the figures to the left.
  • Page 32 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Indoor Unit Installation Location Selection Follow these best practices for selecting an optimal space for installation of the indoor unit: • Do not install the unit on a wall that is subject to vibrations. •...
  • Page 33 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Install the Mounting Plate 1. Dislodge the mounting plate from the rear of the indoor unit and place the mounting plate against the wall where the system will hang. Use a level to ensure that the plate is horizontally and vertically level.
  • Page 34 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Electrical Connections - Indoor Unit Front panel All systems will include a wiring diagram affixed to the indoor unit. Wiring diagram 1. Lift up the indoor unit's front panel. 2. Remove the cover as indicated in the illustration. 3.
  • Page 35 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Prepare the Refrigerant Piping of the Indoor Unit The piping "pigtails" pre-attached to the indoor unit can be run in three different ways as shown in the illustration. Decide which type of configuration is most suitable before continuing. By default, it is routed for a left side exit as shown in option 1.
  • Page 36 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Connect the Drain Hose By default, the drain hose is attached to the left-hand side of unit (”left” when facing the back of the unit). However, it can also be attached to the right-hand side.
  • Page 37 On the indoor unit, the wiring diagram is located underneath the front panel as shown below: Front panel Wiring diagram Serial number Cable Wire Specifications (For Common Configurations) 12K/115V 12K/230V Pioneer WYT-17 Series Mini Split Section Area (AWG) N(L2) Power Supply Cable 12 AWG 12 AWG 12 AWG 12 AWG 12 AWG...
  • Page 38 Air Conditioner Installation & User Manual Indoor Unit Installation Instructions Connect the Refrigerant Piping to the Indoor Unit Apply leak-prevention After the copper piping kit is unwound, refer to the below gels or gaskets to all instructions to proceed: mating surfaces 1.
  • Page 39 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Mount the Outdoor Unit to the Selected Location Install the outdoor unit either on a pad or solid wall using suitable mounting brackets. Ensure it is fastened securely. Follow the procedure below before connecting any pipes or cables: •...
  • Page 40 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Outdoor Unit Installation Location Selection Follow the below best practices for selecting an optimal installation space of the indoor unit: • Do not install the unit near sources of heat, steam, or flammable gases. •...
  • Page 41 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Warning Read These Regulations Before Performing Any Electrical Work Before performing any electrical or wiring work, turn off the main power source or sources to the system. 1. All wiring must comply with local and national electrical codes and must be installed by a licensed 1.
  • Page 42 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Power/Signal Electrical Wiring to the Outdoor Unit On the outdoor unit, the wiring diagram is located in the inner side of the handle cover. An electrical wiring cover on the side of the unit protects the outside unit's terminal block. A comprehensive wiring diagram is printed on the inside of the wiring cover.
  • Page 43 If the factory precharge is modified, make a note of the charge modification amount on page 58. Pioneer WYT-17 Series Mini Split 12K BTU 18K BTU...
  • Page 44 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Connect the Refrigerant Piping (Continued) Piping Extension Beyond Flare Form Step 3: Flare Pipe Ends Proper flaring is essential to achieve an airtight A (inch/mm) Outer Diameter of seal. Max. Pipe (inch/mm) Min.
  • Page 45 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Connect the Refrigerant Piping (Continued) Minimum Bend Radius Instructions for Connecting Piping to Outdoor Unit When bending connective refrigerant piping, the minimum bending radius is 4 inches (102 mm). 1. Unscrew the cover from the packed valve on the side of the outdoor unit.
  • Page 46 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Air Evacuation & Bleeding the Circuit The air and/or humidity left inside the refrigeration circuit can contaminate the refrigerant and cause abnormal spikes in pressure, leading to eventual compressor malfunctions. Therefore, after connecting the indoor and outdoor units to create a closed system, it is necessary to bleed the air and humidity out of the circuit by using a vacuum pump.
  • Page 47 Air Conditioner Installation & User Manual Outdoor Unit Installation Instructions Evacuation Instructions (Continued) Do not open either 6. Turn on the vacuum pump to evacuate the system. of these valves until evacuation steps are Flare nut 7. Run the vacuum for at least 15 minutes or until the completed and the Compound Meters reads -76cmHG (-100 kPa or -30 inHg).
  • Page 48 Air Conditioner Installation & User Manual Electrical/Gas Leak Check & Test Run Electrical Safety Checks Warning – Risk of Electric Check After installation, confirm that all electrical wiring is installed in accordance with local and national All wiring must comply with local and national regulations and the installation manual.
  • Page 49 Air Conditioner Installation & User Manual Electrical/Gas Leak Check & Test Run Test Run Before Test Run Test Run Instructions Only perform a test run after the following Preform the following test run for 30 minutes: steps have been completed: 1.
  • Page 50 Air Conditioner Installation & User Manual Troubleshooting Malfunction Possible Causes There is a power failure / plug pulled out or tripped / wrong breaker (wrong wiring) The indoor / outdoor unit fan motor is damaged There is a faulty compressor or thermomagnetic circuit breaker If the appliance There is a faulty protective device or fuses does not operate...
  • Page 51 Air Conditioner Installation & User Manual Troubleshooting Solutions to Common Issues & Scenarios Issue: The indoor air handler does not turn on • Solution: Try the manual emergency button on the indoor unit in order to rule out problems with the remote. •...
  • Page 52 Air Conditioner Installation & User Manual Troubleshooting Solutions to Common Issues & Scenarios (Continued) Issue: The system is not holding a vacuum • Solution: A leak in the gauge hoses is likely. Repair the leak and check the vacuum pump. •...
  • Page 53 Air Conditioner Installation & User Manual Appendix Anchor the Outdoor Unit The outdoor unit can be anchored to the ground or to wall-mounted brackets. The following is a list of different outdoor unit sizes and the distance between their mounting feet. Prepare the installation base of the unit according to the dimensions found below: Model YN012ALUI17RPD...
  • Page 54 Air Conditioner Installation & User Manual Appendix Guidelines for Drilling the Wall Holes Below are the suggested locations for the wall holes for systems between 12,000-36,000 BTU. Both the left side and right side exits are considered with a 2-½ inch (63.5 mm) hole. Confirm the holes are proper by corner tracing.
  • Page 55 Air Conditioner Installation & User Manual Appendix Guidelines for Drilling the Wall Holes (Continued) 46-⅞ in (1191 mm) 20-¾ in (527 mm) 8-⅞ in (225 mm) 21-¼ in (540 mm) 7-¼ in (184 mm) 1-⅞ in (48 mm) (For 36K Systems) Right side exit Left side exit All Distances in Inches...
  • Page 56 Air Conditioner Installation & User Manual Appendix Control Board Wiring Diagrams of the Indoor Air Handler Indoor Unit: WT012ALUI17HLD | WT012GLUI17HLD | WT018GLUI17HLD | WT024GLUI17HLD Infrared Sense CN14B Heater (Optional) (Optional) PTC-L PTC-N Audio (Optional) Transformer Wireless Network CN16 (Optional ) (Optional) People Feel CN14...
  • Page 57 Air Conditioner Installation & User Manual Appendix Control Board Wiring Diagrams of the Outdoor Condensing Unit Outdoor Unit: YN012ALUI17RPD GN(GNYE) YE(BK) (Optional) P3(S) Reactor (BU) Indoor Capacitor P13(L1) WH(BU) Unit (BU) P14(L2) BK(BN) WH(BU) RD U P2(AC-N) BK(BN) (Optional) Power COMP P1(AC-L) Supply...
  • Page 58 Air Conditioner Installation & User Manual Appendix For Systems with Additional Leakage Sensor - If Applicable Important Notes: • Use the sensor only in certain specific installation scenarios that may call for an auxiliary refrigerant leak sensor to be installed. All indoor units possess leak sensing abilities, while only some installations require a separate sensor.
  • Page 59 Air Conditioner Installation & User Manual Appendix For Systems with Additional Leakage Sensor - If Applicable (Continued) If the air handler is configured with a refrigerant leakage detection sensor from the factory or will be configured for one later, follow the alternative control board wiring diagram shown below:...
  • Page 60 Air Conditioner Installation & User Manual Appendix Product Disposal Guidelines This appliance contains refrigerant and other potentially hazardous materials. When disposing the appliance, the law requires special collection and treatment. Do not dispose this product as household waste or unsorted municipal waste. Remove all refrigerant and oil prior to disposal as outlined within this manual.
  • Page 61 Air Conditioner Installation & User Manual Appendix If Refrigerant Has Been Added to the System During Installation (For the Installer) fill in the following: 1) The factory refrigerant charge of the product (located on the outdoor unit nameplate). 2) The additional refrigerant charged into the product. 1+2) The total refrigerant charge.
  • Page 62 7290 NW 77 Court, Miami, FL 33166 - USA : (305) 513-4488 : (305) 513-4499 E-mail : info@pdhvac.com Website: www.pdhvac.com Pioneer product line, parts, and supplies are available online for convenient ordering at: www.highseer.com www.pioneerminisplit.com Scan the below code to visit our support page where you can find more installation materials: Copyright 2025, Parker Davis HVAC International, LLC., All rights reserved.

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