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Installation Instruction
YK 120 S Additional
SSH.MT.01.08 - EN
The right to make changes is reserved. Printed in Turkey. © Yılkar Airconditioned, 2023
YILKAR
EN

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Summary of Contents for YILKAR YK 120 S Additional

  • Page 1 YILKAR Installation Instruction YK 120 S Additional SSH.MT.01.08 - EN The right to make changes is reserved. Printed in Turkey. © Yılkar Airconditioned, 2023...
  • Page 2 15.02.2023 H.Kübra Şahin İlk yayın / First Publication REVISION NO PUBLISH DATE REVISING PERSON REASON FOR REVISION SSH.MT.01.08 - EN The right to make changes is reserved. Printed in Turkey. © Yılkar Airconditioned, 2023...
  • Page 3: Table Of Contents

    3.2 General Description..................4.Installation of Yılkar YK 120 S Additional ............... 4.1 General Assembly Diagram ..............4.2 YK 120 S Additional U Connection Profiles Mounting ......4.3 YK 120 S Additional Unit Mounting ............4.3.1 Additional Unit Dimensions ............4.3.2 Additional Unit Roof Mounting ............
  • Page 4 5. Commissioning the Air Conditioner ..............6. Spare Parts ......................6.1. Evaporator Spare Parts ................6.2. Other Spare Parts ..................7. Usage and Maintenance Recommendations ............SSH.MT.01.08 - EN The right to make changes is reserved. Printed in Turkey. © Yılkar Airconditioned, 2023...
  • Page 5: Introduction

    1. Introduction This instruction is part of the YK 120 S Additional air conditioner. All necessary information for installation is explained and includes information on safe use of the device. Please read this installation instruction carefully in order to fully install Yılkar air conditioner.
  • Page 6: Warranty And Liability

    1.1 Warranty and Liability Warranty conditions YILKAR assures its customers that the products they buy are manufactured in accordance with today's technology and without any errors. All YILKAR Authorized Dealers are obliged to carry out warranty transactions regardless of which authorized dealer the vehicle is sold by.
  • Page 7: Security And Legal Regulations

    1.2 Security and Legal Regulations Read this service manual carefully before operating your YK 120 S Additional model roof type air conditioner. In case of problems that may occur as a result of improper use conditions, the warranty is canceled and compensation claims are not taken into account.
  • Page 8: Definition And Technical Information

    2. Definition and Technical Information 2.1 What is YK 120 S Additional? YK 120 S additional is an innovative designed air conditioning device developed for air conditioning minibuses up to 15 seats. The easy-to-install unit includes an evaporator. These units must be mounted on the roof of the vehicle and connected to the compressor via hoses circulating R134a refrigerant.
  • Page 9: Yk 120 S Additional Technical Data

    2.3 YK 120 S Additional Technical Data Table.1 Air Conditioner Technical Data Roof Type Air Conditioning Unit YK 120 S Additional 9-12 kW Cooling Power (30709 - 40945 BTU/h) (7738 - 10318 kcal/h) Oil Type PAG 100 oil Oil Amount...
  • Page 10: Overview

    3. Overview 3.1 YK 120 S Additional Overview 3.1.1. YILKAR Spl t Un t 311.02.YK120.01 (12V) EVAPARATOR UNIT - YK 120 S 1 PCS 311.02.YK120.21 (24V) 501.21.YK120.01 (12V) EVAPARATOR GROUP - YK 120 S - 2007 1 PCS 501.21.YK120.21 (24V)
  • Page 11: General Description

    3.2 General Description Evaporator Evaporator is an air conditioning system element that evaporates the R134a refrigerant coming from the condenser with the help of a valve and thus cools the ambient air. Valve It is an air conditioning system element that provides the phase change by reducing the refrigerant pressure.
  • Page 12: Installation Of Yılkar Yk 120 S Additional

    4. Yılkar YK 120 S Additional Installation 4.1 General Assembly Diagram In the assembly diagram, the flow direction of the R134a refrigerant and low-high pressure zones are shown on the components connected to each other by hoses in the air conditioner system.
  • Page 13: Yk 120 S Additional U Connection Profiles Mounting

    4.2 YK 90 S Additional U Connection Profiles Mounting Connection plates are the first mounting parts used to fix the evaporator to the vehicle roof. Assembly Step 1: First of all, cut the U-connection profiles to the dimensions suitable for the roof of your vehicle.
  • Page 14 Assembly Step 4: The position of the U connection profiles to be used for the evaporator should be marked on the roof in the vehicle as shown below and mounted to the roof with a drill-tipped trapezoidal M5x25 screw. 8 connection screws are used for this connection. VEHICLE ROOF FOR EVAPORATOR CONNECTION...
  • Page 15: Yk 120 S Additional Unit Mounting

    4.3 YK 120 S Additional Unit Installation 4.3.1 Add t onal Un t D mens ons 1300 A r Flow D rect on 4.3.2 Add t onal Un t Roof Mount ng Assembly Step 5: Assemble the evaporator unit to the U-profiles previously mounted on the vehicle with drill-tipped trapezoidal hexagon head M5x25 screws.
  • Page 16 ADDITIONAL UNIT VIEW...
  • Page 17: Hoses And Fitting

    4.4 Hoses and Fitting The air conditioning system is sent by the factory with a pressure of 20 bar inside. While removing the existing plugs at the connection points, it should be checked whether there is Nitrogen gas in it. 5/16 HOSE AND FITTING CONNECTION Ø12 WATER HOSE...
  • Page 18: Air Conditioner Hoses And Fitting Connections

    4.4.1 A r Cond t oner Hose and F tt ng Connect ons 4.4.1.1. A r Cond t oner Hoses The hose types in compliance with SAE-J 2064 type-E standards available in Yılkar air conditioning system, the minimum bending radius of these hoses and the unions used with these hoses are given in the table below.
  • Page 19: Clamp And Plastic Adapters

    1-First of all, cut the hoses straight. (one) 2-Lubricate the inner part of the hose where the union will pass. 3-Put the unions on the hoses properly. (2)(3) 4-Tighten the clamps with the help of pliers. (4)(5) HOSE YILKAR CODE: 212.01.P0000.05...
  • Page 20 Assemble 13/32 , 5/8 and 5/16 hoses to protect them from internal and external factors. Keep away from the moving elements and hot parts of the vehicle, make the assembly by isolating it from all sharp edges and corners where the line will pass.
  • Page 21: Electrical Connections

    4.5 Electrical Connections 4.5.1 Control Un t Mount ng Surface to be mounted YLK 12/24 Control unit The unit location should be ergonomically chosen as a flat surface in an area accessible to the driver. Mounting surface dimensions should be 90x45 mm. Assemble the control panel sockets to the unit as shown in the figure.
  • Page 22 To protect the air conditioner, an additional terminal box set is used. The fuse box should be installed in an easily accessible area. Place the 80A fuse in the area of the bolts in the fuse box. Pass the M6 wire end of the 16 mm B+ cable in the mounting kit to one side of the fuse.
  • Page 23: Wiring And Circuit Diagram

    4.5.2 W r ng and C rcu t D agram...
  • Page 24 Description Cable Diameter and Colors 1. Fan Blower 1. Speed Orange 1.50 mm² 2. Fan Blower 2. Speed Grey 1.50 mm² 3. Fan Blower 3. Speed White 1.50 mm² 4. Condanser Engine Blue 1.50 mm² 5. Fan Controlled Motor Red 1.50 mm² 6.
  • Page 25: Control Unit Owerview

    4.5.3 Control Un t Owerv ew The digital controller helps to activate and deactivate the air conditioner by automatically adjusted set values with the help of temperature probes in the unit. 32° 18° 21° Increase set temperature Heating on / off (Optional) Decrease set temperature Flap open / close (Optional) Changing the fan speed...
  • Page 26: Control Unit Operation

    4.5.4 Control Un t Operat ng 4.5.4.1 Cool ng To start the cooling mode, press the cooling button. When the snowflake sign appears on 32° 18° the screen, your air conditioner operates 21° in cooling mode. 4.5.4.2 Heat ng (Opt onal) To start the heating mode, press the 18°...
  • Page 27 Table.5 Technical Information Table Supply Voltage 12 V - 24 V Average Electrical Consumption 400 mA @12V @25C Operating Temperature - 10 C --- + 40 C Fault Codes Fault code 21° E 1 : Inside Temperature Sensor Open Circuit Cause of Occurrence: The cable may have been cut or the socket may have come off.
  • Page 28: Commissioning The Air Conditioner

    5. Commissioning the Air Conditioner Leakage Control of the System with Nitrogen; After giving Nitrogen gas to the system, leakage control is done with soapy water. The points to look at at this stage are the record connections. It should be observed whether there are air bubbles at the connection points.
  • Page 29: Spare Parts

    6. Spare Parts 6.1 Evaporator Spare Parts ALM EVAPORATOR BATTERY x1 PCS 104.01.11013.01 331.04.RLK01.01 (12V) RELAY BOARD - YLK610 x1 PCS 331.04.RLK01.02(24V) 105.10.BL12N.B1 (12V) FAN - BLOWER - BASKURT 700 x3 PCS 105.10.BL24N.B1 (24V) AIR SUCTION GRILL PLASTIC - 4 - BLACK x1 PCS 501.24.HEIPL.11 VALVE - EXP - SANHUA RFKH SERIES X1 PCS 104.04.4SN00.01...
  • Page 30: Other Spare Parts

    6.2 Other Spare Parts 32° 18° 21° DIGITAL AIR CONDITIONER CONTROL PANEL TERMINAL BOX x1 PCS 105.01.KU010.01 x1 PCS 503.92.KFSET.01...
  • Page 31 Original spare parts should always be used during repairs. Parts not approved by YILKAR may adversely affect the safety and proper operation of the unit. In such cases, the unit is out of WARRANTY. For a fast and accurate shipment of spare parts, we kindly ask you to provide the following information: 1.
  • Page 32: Usage And Maintenance Recommendations

    7. Usage and Maintenance Recommendations Perform routine maintenance of the system to improve the operation of the air conditioner. Before opening the cover of the air conditioner for maintenance and cleaning operations, disconnect the vehicle's battery. Protect electrical components while cleaning the system. At the beginning of each season, inspect all components of the system, including electrical components.
  • Page 34 Vehicle Heating Cooling and Ventilation Systems Phone : +90 224 215 53 28 (pbx) : +90 224 215 99 24 Address : Küçükbalıklı Mah. 580.Sok No:6 Osmangazi / BURSA / TURKEY www.yilkarklima.com...

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