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KStar FocusAir FS012 Series User Manual

Precision air conditioner
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Precision Air Conditioner
User Manual
425684432205D

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Summary of Contents for KStar FocusAir FS012 Series

  • Page 1 Precision Air Conditioner User Manual 425684432205D...
  • Page 2 2. This manual is written for direct expansion air-cooled series products. The content may not be applicable to other models; 3. The copyright of this manual belongs to Shenzhen Kstar Science & Technology Co., Ltd. All rights are reserved. The content is subject to change without notice.

  • Page 4: Table Of Contents

    Contents Chapter 1 Product Overview ..............................1 1.1 Introduction................................1 1.2 Model Description ..............................2 1.3 Main Components ..............................2 1.4 Environmental Requirements ........................... 5 Chapter 2 Mechanical Installation ............................7 2.1 Transportation Inspection ............................7 2.2 Installation Precautions ............................8 2.3 System Installation Layout ............................

  • Page 6: Chapter 1 Product Overview

    Chapter 1 Product Overview Chapter 1 Product Overview FocusAir series precision air conditioners are professional equipment suitable for places that are not easily accessible by the general public. This chapter introduces the product model, main components, transportation and storage environment requirements of the FocusAir series precision air conditioners.

  • Page 7: Model Description

    02 Chapter 1 Product Overview 1.2 Model Description The model description of FocusAir series air conditioner is shown in Table 1-2-1. Table 1-2-1 Air conditioner model description 1~7 digits, describing common product configuration Naming instructions: digits Product series name FocusAir row-level precision air conditioner series digits Total cooling capacity -kW ×...
  • Page 8 Chapter 1 Product Overview Expansion valve The electronic expansion valve can improve the control accuracy and response speed, realize accurate cooling and stable system, accurately match the load, and have good energy-saving effect. It adopts high-efficiency and high-reliability direct-connected fans, with large air volume, long air supply distance, and easy maintenance.
  • Page 9 04 Chapter 1 Product Overview convenient maintenance. Heater (optional) PTC electric heating features compact structure, large heating capacity, uniform heat and little influence on the internal wind resistance of the unit, the electric heating surface is not charged, and the safety is high. Extension assembly (optional) When the length of the connecting pipe exceeds 30m, an extension assembly should be added to ensure the normal start-up and operation of the unit and improve the reliability.

  • Page 10: Environmental Requirements

    Chapter 1 Product Overview effectively prevent illegal operations. The controller has functions such as power-down self-recovery and fault alarm reminder. Through the menu operation, you can accurately understand the running time of each main component. The expert fault diagnosis system can automatically display the current fault content, which is convenient for the personnel to perform equipment maintenance.
  • Page 11 06 Chapter 1 Product Overview Item Requirements Altitude <1000m, please consult our technicians when exceed 1000m Operating voltage 380V± 10％, 50/60± 2Hz range Inlet water quality: Clean tap water; Inlet water Inlet water temperature: 4~40℃; requirements for Inlet water pressure: 0.1~0.7Mpa. humidification [Note: The electrode humidifier cannot use deionized water or distilled water.

  • Page 12: Chapter 2 Mechanical Installation

    Chapter 2 Mechanical Installation 07 Chapter 2 Mechanical Installation This chapter introduces the mechanical installation of FocusAir series air conditioners, including transportation, unpacking, installation layout, and installation steps. 2.1 Transportation Inspection 2.1.1 Transportation and handling When transporting, try to choose railway and shipping. When choosing automobile transportation, you should choose roads with better road conditions to prevent excessive bumps.

  • Page 13: Installation Precautions

    08 Chapter 2 Mechanical Installation 3. When pulling out the equipment from the cabinet, be careful of the unstable or heavy equipment installed on the cabinet to avoid being crushed or injured. 2.1.2 Unpacking Try to move the equipment to the place as close as possible to its final installation site before unpacking it. Unpacking steps: 1.

  • Page 14: System Installation Layout

    Chapter 2 Mechanical Installation 09 2.3 System Installation Layout 2.3.1 System schematic diagram For FocusAir series precision air conditioners, refer to Fig. 2-3-1 and Fig. 2-3-2 for the system schematic diagram. The diagrams are for reference only. Item Description Item Description ⑪...
  • Page 15 10 Chapter 2 Mechanical Installation Item Description Item Description ⑪ ① Suction temperature Oil filter ⑫ ② Suction pressure Extension assembly ⑬ ③ Needle valve Outdoor unit ⑭ ④ Low pressure switch Energy-saving module ⑮ ⑤ Compressor Dry filter ⑯ ⑥...
  • Page 16 Chapter 2 Mechanical Installation 11 one-way valve on the air inlet pipe and liquid outlet pipe of the condenser to avoid the backflow of liquid refrigerant during shutdown; Item Description Item Description Reverse bend (higher than the highest row Liquid pipe must not be exposed to direct ❶...
  • Page 17 12 Chapter 2 Mechanical Installation Item Description Item Description ❶ ❷ Liquid pipe inclined Floor insulation layer ❸ ❹ Floor Condensate drain pipe ❺ ❻ Humidifying water inlet pipe Movable bottom plate ❼ ❽ Air pipe inclined Pipe hole sealing Fig.
  • Page 18 Chapter 2 Mechanical Installation 13 Model Dimensions (W× D× H) (mm) Net weight (kg) ≤375 FS070 series 600× 1100/1200× 2000/2200 Remarks: The parameters in this table are only the basic size of the product. The specific size of the product can be adjusted according to the needs of projects.

  • Page 19: Installing Indoor Unit

    14 Chapter 2 Mechanical Installation Fig. 2-3-6 Dimensional drawing of energy-saving module 2.4 Installing Indoor Unit 2.4.1 Machine room requirements The machine room requirements are as follows: 1. Moisture-proof and heat preservation work should be done in order to ensure the normal operation of the environmental control system in the air-conditioned room;...
  • Page 20 Chapter 2 Mechanical Installation 15 2.4.3 Maintenance space requirements To facilitate maintenance operations, leave a 900mm area in the front or back of the equipment. In this way, all required regular maintenance can be performed from the front or back. To ensure that the equipment can be moved out of the rack for maintenance, an open area of at least D+100 mm must be reserved on the opposite side of the maintenance area.
  • Page 21 16 Chapter 2 Mechanical Installation Table 2-4-1 Size of unit fixing hole (unit: mm) Applicable models FS012 FS025/30 FS025/30/40/50/60/70 Air- Width (mm) conditioner 1400 Depth (mm) 1100 1200 1100 1200 cabinet 1325 L1 (mm) 1025 1125 1025 1125 L2 (mm) 1310 L3 (mm) 1010...
  • Page 22 Chapter 2 Mechanical Installation 17 Fig. 2-4-3a Bottom view of 300mm wide model Fig. 2-4-3b Bottom view of FS012 wide model Fig. 2-4-4 Top view of 600mm wide model Foc u sA ir I n - ro w Ai r Con d iti on e r U s er ´s M an u a l...
  • Page 23 18 Chapter 2 Mechanical Installation Fig. 2-4-5 Bottom view of 600mm wide model Item Description Item Description ❶ ❷ Top cable hole Top water inlet/drain hole ❸ ❹ Top refrigerant liquid pipe hole Top refrigerant gas pipe hole ❺ ❻ Top pressure riveting bolt fixing Bottom refrigerant liquid pipe hole ❼...
  • Page 24 Chapter 2 Mechanical Installation 19 Item Description ❶ Height fixing nut ❷ Height adjustment nut Fig. 2-4-6 Adjusting foot height (3) Fixing unit Open the rear door of the unit, remove the filter, remove the bottom filter support to expose the fixing hole of the base, fix the unit as shown in Fig.

  • Page 25: Installing Unit Pipeline

    20 Chapter 2 Mechanical Installation 2.5 Installing Unit Pipeline 2.5.1 Content of pipeline connection 1. Connecting copper pipe between the indoor unit and outdoor unit; 2. Condensate drain pipe; 3. Humidification water supply pipe (model with humidification); 2.5.2 Physical interfaces Table 2-5-1 Physical interfaces of indoor unit of air conditioner Specifications of reserved interface Name...
  • Page 26 Chapter 2 Mechanical Installation 21 Name Specifications of reserved interface Refrigerant liquid 19.05mm pipe 2.5.3 Preparation of installation materials 1. It is recommended to use R410a refrigerant from DuPont, Daikin, Honeywell and other manufacturers of equivalent quality; 2. The oil trap is made according to the on-site pipeline specifications and the recommended dimensions in Table 2-5-5;...
  • Page 27 22 Chapter 2 Mechanical Installation Model FS series 60m* 25.4× 1.5 19.05× 1.2 Thermal insulation cotton Thickness≥9 Note: * indicates the need to add pipeline extension assembly; the pressure bearing of the copper pipe is above 4.5MPa. 4. Humidification water supply pipe; When the unit is equipped with wet film humidification, a silicone hose with an inner diameter of 12mm needs to be connected externally and tightened with a hose clamp;...
  • Page 28 Chapter 2 Mechanical Installation 23 during the connection. After the connection, it is recommended to blow out impurities with nitrogen. The selection, arrangement and fixation of pipeline, system vacuuming and refrigerant charging must all be operated in accordance with industry standards. The design and construction process should consider pipeline pressure drop, compressor oil return, and reduce noise and vibration.
  • Page 29 24 Chapter 2 Mechanical Installation An oil collector (oil trap) should be installed at the vertical height of the gas pipe every 5~6m. For details, please consult our company; 1. Pay attention to sealing and protection when the pipeline passes through the bottom plate hole to prevent air duct leakage and copper pipe damage;...
  • Page 30 Chapter 2 Mechanical Installation 25 When configuring wet film humidification, you need to prepare a hose clamp and the above-mentioned water inlet hose, connect with the water inlet solenoid valve, and tighten as shown in Fig. 2-5-3. Where the main pipeline pressure may exceed 700kPa, a pressure reducer should be installed. Where the main pipeline pressure is lower than 100kPa, there should be a collection tank and a water pump system.
  • Page 31 26 Chapter 2 Mechanical Installation Fig. 2-5-4 Nitrogen filling 2.5.5 Pre-charging refrigerant and adding refrigerating oil (1) Operation process Calculate the Vacuum + add Pre-charge amount of Calculate the amount refrigerating refrigerant Vacuum of refrigerant added refrigerating (static) oil added Before vacuuming, power on the unit and enter the maintenance page, select the manual mode page, turn on the vacuuming mode to open the expansion valve and the liquid pipe solenoid valve, and then add refrigerant oil according to Fig.
  • Page 32 Chapter 2 Mechanical Installation 27 “Additional amount of refrigerant per unit length of liquid pipe” is shown in Table 2-5-10. Table 2-5-9 Standard charge amount of refrigerant for a system with 10m connecting pipe Additional amount for Additional amount for energy- Model Standard charge (kg) cryogenic components (kg)
  • Page 33 28 Chapter 2 Mechanical Installation (3) Calculate the amount of refrigerating oil added The units have been added with some refrigerating oil before leaving the factory. It can meet the requirements of 30m one-way connecting pipes. If the one-way connecting pipe is more than 30m, the refrigerating oil shall be calculated and added according to the following requirements.

  • Page 34: Inspection Items For Installation

    Chapter 2 Mechanical Installation 29 corresponding to different models and compressors. 2.6 Inspection Items for Installation 1. Leave a certain space around it for the convenience of equipment maintenance; 2. The equipment is placed vertically, and the installed fastening parts have been locked; 3.

  • Page 35: Chapter 3 Electrical Installation

    30 Chapter 3 Electrical Installation Chapter 3 Electrical Installation This chapter introduces the electrical installation of FocusAir series air conditioners, including task introduction, installation precautions, indoor unit wiring, connecting outdoor unit power cords, and installation inspection. 3.1 Wiring Content 3.1.1 Lines that need to be connected at the installation site: 1.
  • Page 36 Chapter 3 Electrical Installation 31 Label Name Main power supply Standby power supply Outdoor unit power supply Fig. 3-2-1 Indoor unit wiring terminals 3.2.2 Connect power cords of the indoor unit The recommended power cord specifications (according to the national standard) are shown in Table 3-2-1. Table 3-2-1 Electrical parameters of unit Recommended power cord Maximum operating...
  • Page 37 32 Chapter 3 Electrical Installation Recommended power cord Maximum operating Model Configuration specification -mm2 current-A (copper core) Cooling + humidification 32.5 4*10+1*10 model Constant temperature and 38.5 4*16+1*16 humidity model Cooling model 46.0 4*16+1*16 Cooling + humidification 46.5 4*16+1*16 FS050-070 series model Constant temperature and 55.0...
  • Page 38 Chapter 3 Electrical Installation 33 1. Inverter, 2. Main controller, 3. Customer wiring part Fig. 3-2-2 Layout of electric control box The indoor unit customer wiring part reserves air-break switch for outdoor unit power supply, as shown in Fig. 3- 2-1.
  • Page 39 34 Chapter 3 Electrical Installation Outdoor/Fluorine Group Power & pump/Remote temperature Common alarm control environment Name Remote Smoke and humidity Terminal block definition Fig. 3-2-3 Signal wiring terminal Warning Before connecting the control lines, the wiring personnel must take appropriate ESD measures. (1) Connect communication lines of indoor and outdoor units This unit needs to transmit data with the outdoor unit through RS485 communication.

  • Page 40: Outdoor Unit Wiring

    Chapter 3 Electrical Installation 35 (3) Group control communication wiring The group control function can realize networking management of up to 32 units (address 00~31). The communication interfaces are a set of CAN interfaces. When the group control function is needed, the middle jumper cap R36 on the main control board must be unplugged first.
  • Page 41 36 Chapter 3 Electrical Installation where the outdoor unit is powered from, ensure that the power phase, neutral wires and ground wires are correctly and reliably connected. Fig. 3-3-1 Outdoor unit power terminal Table 3-3-1 Power distribution parameters of the units Recommended Recommended cable Outdoor unit model...

  • Page 42: Installation Check

    Chapter 3 Electrical Installation 37 positions of the indoor unit from the first (A2+), second (B2-) and GND positions of the X1 terminal block of the outdoor unit (see the electrical schematic diagram of the indoor unit for details). The user shall provide the communication lines according to the actual installation position of the on-site unit.

  • Page 43: Chapter 4 Commissioning

    38 Chapter 4 Commissioning Chapter 4 Commissioning This chapter introduces the system commissioning and function test of the air-cooled in-row air conditioners, including preparation for commissioning and commissioning steps. 4.1 Electrical Layout Please check the circuit diagram and labels of the unit for the position of each air-break switch. 4.2 Commissioning 4.2.1 Preparation for commissioning Mechanical part...
  • Page 44 Chapter 4 Commissioning 39 2. Fan commissioning: Close the air-break switch of the fan, tap “ON” on the touch screen to start, and check whether each fan is operating normally; 3. Water pump commissioning: When a condensate drain pump is configured and needs to be drained by a water pump, enter the “Vendor parameters →...
  • Page 45 40 Chapter 4 Commissioning minutes, slightly open the valve on the pressure gauge to slowly charge the refrigerant until the total refrigerant charge reaches the calculated charge, and close the valve. If the compressor is abnormal after running continuously for 10 minutes, it can be stopped, and the compressor commissioning is completed. Fig.

  • Page 46: Chapter 5 Basic Operation

    Chapter 5 Basic Operation 41 Chapter 5 Basic Operation 5.1 Overview This document describes the in-row air-conditioning manual operator (hereinafter referred to as the manual operator) and the indoor unit main board, as well as the connection and control methods and related function definitions. The manual operator uses the display shell of the general machine room air conditioner as the appearance, which is a square chamfered design.

  • Page 47: Touch Screen Navigation

    42 Chapter 5 Basic Operation 7-inch Fig. 5-2-1b Front of the touch screen ( 7-inch Fig. 5-2-2b Bottom of the touch screen ( 5.3 Touch Screen Navigation 5.3.1 Function of icons Table 5-3-1 Function of icons Parameter Icon Name Function description description Running status 1.

  • Page 48: Basic Operation

    Chapter 5 Basic Operation 43 Parameter Icon Name Function description description 1. On any page except the home, click this icon to return to the previous menu; Back Back icon 2. In parameter setting state, click this icon to give up the parameter editing, exit to the upper level parameter setting interface, and the data will not be stored.
  • Page 49 44 Chapter 5 Basic Operation 2. Click the “Back” menu icon to return to the previous menu and cancel the operation; 3. Modify the operating status of equipment and devices directly by clicking on the parameters; 4. When there is no operation during the screen saver time, it will automatically return to the home page. Fig.
  • Page 50 Chapter 5 Basic Operation 45 Dial: Display the current unit state: standby (fan), refrigeration, humidification, heating, dehumidification, refrigeration & humidification, dehumidification & heating, heating & humidification. 5.4.4 Current fault view page On the home page: , if an alarm message appears, it means that the current system is faulty;...
  • Page 51 46 Chapter 5 Basic Operation 5.4.6 View history On the home page, click “ ” to enter the alarm page, and click to turn the page and enter the historical fault query page. Click the drop-down icon of historical fault query to query the fault information of a certain day; Click “Clear historical alarms”...
  • Page 52 Chapter 5 Basic Operation 47 Fig. 5-4-7 Maintenance interface 5.4.9 Power-down memory function If the system is powered off abnormally and powered on again, the system will operate in the working state before the power off, and restore parameters, temperature values, etc. 5.4.10 Power-on self-start Once the power supply is restored after a power outage, the control panel can automatically start according to the state before the power outage.
  • Page 53 48 Chapter 5 Basic Operation In the password input or confirmation/deselection page, the operations are as follows: When entering the password input interface, it is not selected by default; click the numeric keypad to input the password, and click Enter to enter the interface; Default password: user parameter 333, installation parameter and ;...
  • Page 54 Chapter 5 Basic Operation 49 Default Parameters Unit Min. Max. Remarks value Return air low ℃ 10.0 50.0 temperature alarm 5.4.16 Vendor parameters and parameter settings See the system parameter table for all system parameters; To modify a system parameter, the operation steps are the same as the user parameter setting method. 5.4.17 Maintenance parameters and parameter settings See the system parameter table for all system parameters;...

  • Page 55: Chapter 6 Operation And Maintenance

    50 Chapter 6 Operation and Maintenance Chapter 6 Operation and Maintenance This chapter mainly introduces the system operation and maintenance of FocusAir air conditioner. 6.1 System Diagnosis and Test Warning 1. During the operation of the air-conditioning system, there may be lethal voltage in the equipment; all notes and warnings on the components, equipment and in this manual must be observed, or else it may cause personal injury or death.

  • Page 56: Maintenance Of Fan Components

    Chapter 6 Operation and Maintenance 51 4. Check and tighten the output and input plug interfaces of the control interface board, including the connection between the display control board and the control interface board, and the connection between the control interface board and the temperature/humidity sensor board;...
  • Page 57 52 Chapter 6 Operation and Maintenance (1) Off-line maintenance: open the rear door, remove the filter, and cut off the power supply of the air conditioner; (2) Pull out the plug-in terminals of the fan’s power cord and signal line and cut off the cable ties corresponding to the fan’s wiring harness to facilitate the following operations;...
  • Page 58 Chapter 6 Operation and Maintenance 53 Fig. 6-2-2 Pulling out terminals of fan power cord and signal line Fig. 6-2-3 Removing screws of fan mounting bracket Fig. 6-2-4 Removing fan assembly (4) Reinstall the new fan assembly according to steps 3~1. Foc u sA ir I n - ro w Ai r Con d iti on e r U s er ´s M an u a l...

  • Page 59: Filter Maintenance

    54 Chapter 6 Operation and Maintenance Replacement steps for FS025-70 (600mm wide) series fan: (1) Open the rear door, remove the filter, and turn off the air-break switch on the customer junction box; (2) Open the front door, and unplug the plug-in terminals of fan power cord and the control line; (3) Remove the power cord and control line of the fan;...

  • Page 60: Maintenance Of Differential Pressure Switch

    Chapter 6 Operation and Maintenance 55 Fig. 6-3-1 Filter maintenance steps 6.4 Maintenance of Differential Pressure Switch (1) Remove the fixing screws of the differential pressure switch wiring cover, and take out the wiring cover; (2) Loosen the screws of the terminals (2, 3), and remove the connecting wire of the differential pressure switch;...

  • Page 61: Maintenance Of Electric Heater (Optional)

    56 Chapter 6 Operation and Maintenance Tools Flat-head PH2 screwdriver Pump component identification Item Description ❶ Water pump wiring terminal ❷ Drain check valve ❸ Drain pump ❹ Drain hose ❺ Drain hose locking hose clamp ❻ Water pump inlet pipe ❼...
  • Page 62 Chapter 6 Operation and Maintenance 57 Item Description ❶ PTC electric heater Electric heater wiring ❷ terminal Fig. 6-6-1 Description of electric heater for 300mm wide model (3) Reach out from the removed fan installation hole to pull out the electric heater wiring terminal;...
  • Page 63 58 Chapter 6 Operation and Maintenance Maintenance of electric heater for 600mm wide models: (1) Turn off the input power air-break switch of the unit; (2) Open the front door and remove the fixing screws of the electric heater protective net; (3) Unplug the electric heater wiring terminal;...

  • Page 64: Wet Film Humidification Maintenance (Optional)

    Chapter 6 Operation and Maintenance 59 6.7 Wet Film Humidification Maintenance (Optional) 6.7.1 Replacing wet film (1) Open the rear door and reach out to loosen the captive screws on the wet film module, as shown in Fig. 6-7-1; (2) Loosen the hose clamp connected to the water supply pipe on the wet film, lift the wet film up and pull it out as shown in Fig.

  • Page 65: Maintenance Of Electrode Humidifier

    60 Chapter 6 Operation and Maintenance Fig. 6-7-2 Taking out the wet film 6.8 Maintenance of Electrode Humidifier Tools Phillips and slotted PH2 screwdriver Humidifier component identification Foc u sA ir I n - ro w Ai r Con d iti on e r U s er ´s M an u a l...
  • Page 66 Chapter 6 Operation and Maintenance 61 Item Description Item Description Humidification Humidification ❶ ❼ nozzle water supply pipe ❷ ❽ Nozzle fixing clamp Humidifier base ❸ ❾ Hose fixing clamp Electrode pin Humidification Humidification ❹ ❿ water level terminal barrel locking belt Humidification ❺...
  • Page 67 62 Chapter 6 Operation and Maintenance 6. Loosen the humidification barrel locking belt; 7. Lift the humidification barrel upwards to remove the humidifier from the base; 8. Install a new humidification barrel by reversing the removal steps. Note: Before installing a new humidification barrel, clean the humidification water supply pipe and other parts to remove debris and sediment.
  • Page 68 Chapter 6 Operation and Maintenance 63 Item Description Item Description ❶ ❼ Watershed base Drain valve fixing screw ❷ ❽ Overflow pipe Drain solenoid valve Humidifying barrel Water make-up solenoid ❸ ❾ water supply pipe valve Water make-up valve ❹ ❿...

  • Page 69: Refrigeration System Maintenance

    64 Chapter 6 Operation and Maintenance 1. Indicator light The green indicator light is on or flashing when the unit is powered on and working, the yellow one is on during automatic cleaning, and the red one is on or flashing when it alarms. 2.
  • Page 70 Chapter 6 Operation and Maintenance 65 shut down. On the other hand, too high suction pressure will also reduce the cooling of the compressor motor by the refrigerant, which may cause damage to the compressor. The minimum (low pressure protection operating value) or the maximum (design operation) suction pressure value is shown in Table 6-9-1.
  • Page 71 66 Chapter 6 Operation and Maintenance 2. Clean the condenser fins; 3. Confirm that the air inlet and outlet of the condenser are smooth. Check the fan at least every six months as follows: 1. Ensure that the junction box is not damaged or loose; 2.
  • Page 72 Chapter 6 Operation and Maintenance 67 taken to clean the system to eliminate acidic substances in the system and prevent such failure from recurring in the future. Note Damage to the replaced parts caused by improper cleaning isn’t covered by the warranty. When the compressor is completely burned out, both the compressor and the dry filter should be replaced, and the expansion valve should be checked.

  • Page 73: Chapter 7 Troubleshooting

    68 Chapter 7 Troubleshooting Chapter 7 Troubleshooting This chapter introduces fault diagnosis and processing, which can be used in conjunction with the alarm section. Warning 1. Some circuits have lethal high voltages, and only professional technicians are allowed to perform maintenance operations on the unit.
  • Page 74 Chapter 7 Troubleshooting 69 Problem Possible cause Items to be checked or treatment method water system) Excessive refrigerant Check if the degree of subcooling is too high charge Refrigerant leaks Check for leaks, repair and add refrigerant The outdoor fan speed controller has failure, the output voltage is always Exhaust pressure is low...
  • Page 75 70 Chapter 7 Troubleshooting effect Check whether the water filling solenoid valve is working Check if the water inlet pipe is blocked Humidification pump has failure No need for humidification Check controller state Table 7-5 Heating system troubleshooting Problem Possible cause Items to be checked or treatment method The heating system does not operate, and...

  • Page 76: Attached Table 1 Maintenance And Inspection Items (Monthly)

    Attached Table 1 Maintenance and Inspection Items (Monthly) 71 Attached Table 1 Maintenance and Inspection Items (Monthly) Date: _________________________________ Prepared by: Device model: _____________________________ Serial number: Filter Heating system ___ 1. Check whether the filter is damaged or blocked ___ 1. Check the operation of the reheat system ___ 2.

  • Page 77: Attached Table 2 Maintenance And Inspection Items (Semi-Annual)

    72 Appendix 1 Identification of Toxic and Hazardous Substances or Elements Attached Table 2 Maintenance and Inspection Items (Semi- annual) Date: _________________________________ Prepared by: Device model: _____________________________ Serial number: Filter ___ 2. Check the exhaust pressure and condensation ___ 1. Check whether the filter is damaged or blocked supercool ___ 2.

  • Page 78: Appendix 1 Identification Of Toxic And Hazardous Substances Or Elements

    Appendix 1 Identification of Toxic and Hazardous Substances or Elements 73 Appendix 1 Identification of Toxic and Hazardous Substances or Elements Toxic and hazardous substances or elements Hexavalent Polybrominated Polybrominated Part name Lead Mercury Cadmium chromium biphenyls diphenyl ethers Cr6+ PBDE ○...
  • Page 79 FS025/30/40/50/60/70 (600 wide) wiring diagram:...
  • Page 81 FS025/030 (300 wide) wiring diagram: KM2:NC KM3:N0,FV2:15 KM1:2,FV2:L1 KM1:4,FV2:L2 KM1:6,FV2:L3 KM1:A2,KM3:A2 KM3:NC KM1:8,FV2:N KM1:NC KM2:2,KM3:NC KM2:4 KM2:6 KM2:A2,KM2:8 KM3:NO KM1:NC KM2:NC...
  • Page 82 Negative Positive...

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