Mitsubishi Heavy Industries WRK20MEC1 User Manual

Window type air conditioner

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空調器使用說明書

三菱重工窗口式空調器

Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES-JINLING AIR CONDITIONERS

CO.LTD. Air-Conditioner. To get the best long-lasting performance,please read and follow this

User's Manual carefully before using your air-conditioner.After reading,please store the Manual

in a safe place and refer to it for operational questions or in the event of any irregularities.

本空調器使用可燃製冷劑(R32)，當需要維修、檢查以及保養時，請對經銷

商說明此情況。

This air conditioner uses combustible refrigerant(R32).Please explain this to dealer

when it needs repair, inspection and maintenance.

This air-conditioner is intended for domestic use.

MITSUBISHI HEAVY INDUSTRIES

WINDOW TYPE AIR CONDITIONER

WRK20MEC1

WRK26MEC1

WRK35MEC1

WRK53MEC1

後

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Summary of Contents for Mitsubishi Heavy Industries WRK20MEC1

Page 1 WRK35MEC1 WRK53MEC1 後 Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES-JINLING AIR CONDITIONERS CO.LTD. Air-Conditioner. To get the best long-lasting performance,please read and follow this User’s Manual carefully before using your air-conditioner.After reading,please store the Manual in a safe place and refer to it for operational questions or in the event of any irregularities.
Page 4 ......................03 ..................09 ....................10 ....................11 ......................12 ....................13 ....................15 ......................16...
Page 5 • • • • • • • • • • • • • • • • • • • • • • •...
Page 6 • • • • • • • • • • • • •...
Page 11 18°C-43°C (64°F-109°F) 18°C ~ 52°C 64°F ~ 126°F 17°C-32°C (62°F-90°F) -5°C-24°C (23°F-76°F) 0°C-27°C (32°F-80°F) • • • • • •...
Page 12 WRK20MEC1 WRK53MEC1 WRK26MEC1 WRK35MEC1 WRK20MEC1 WRK26MEC1 WRK35MEC1 (不適用於此型號) WRK53MEC1 (注: UV功能不適用於WRK53MEC1)
Page 13 • • • • • • •...
Page 14 • • • •...
Page 15 • 3~4° 3~4°...
Page 17 • • • • • HIGH...
Page 18 445x320x415 5000~6000 450x346x535 450x346x535 7000~9000 0.75 > 675x350x450.6 > 675x350x450.6 > 9000~12000 560x400x640 > 600x380x560 > 780x428x660 > 15000~24000 780x428x660...
Page 19 Warning Read Warning Before Operation and Installation Incorrect installation due to ignore of instructions can cause serious damage or injury. WARNING Installation (Space) - Where refrigerant pipes shall be compliance with national gas regulations. - That mechanical connections shall be accessible for maintenance purposes. - In cases that require mechanical ventilation, ventilation openings shall be kept clear of obstruction.
Page 20 Transportation, marking and storage for units 1. Transport of equipment containing flammable refrigerants Compliance with the transport regulations 2. Marking of equipment using signs Compliance with local regulations 3. Disposal of equipment using flammable refrigerants Compliance with national regulations 4. Storage of equipment/appliances The storage of equipment should be in accordance with the manufacturer’s instructions.
Page 21: Table Of Contents
Table of Contents Safety Precautions ................Unit Parts Identiﬁcation ................. Operation Instructions ................ Care and Maintenance ................ Water Drainage ..................Installation Instructions ..............Troubleshooting ................... Speciﬁcations ..................Environment Effective from 31 December 2018, the disposal licensing control, import and export permit control and landfill disposal ban in respect of abandoned regulated electrical equipment (REE) have commenced.
Page 22: Safety Precautions
Safety Precautions Read Safety Precautions Before Operation and Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. CAUTION WARNING This symbol indicates the possibility of This symbol indicates the possibility property damage or serious consequences.
Page 23 ELECTRICAL WARNINGS Only use the specified power cord. If the power cord is damaged, it must be replaced by the manufacturer, its service • agent or similarly qualified persons in order to avoid a hazard. Keep power plug clean. Remove any dust or grime that accumulates on or around the plug. Dirty plugs can cause fire •...
Page 24 UV-C lamp(Applicable to the unit contains an UV-C lamp only) This appliance contains a UV-C lamp. Read the maintenance instructions before opening the appliance. 1. Do not operate UV-C lamps outside of the appliance. 2. Appliances that are obviously damaged must not be operated. 3.
Page 25 Explanation of symbols displayed on the unit(For the unit adopts R32 Refrigerant only): This symbol shows that this appliance This symbol shows that a service used a mildly flammable refrigerant. personnel should be handling If the refrigerant is leaked and exposed this equipment with reference WARNING CAUTION...
Page 26 Marking to the equipment continues to be visible and legible. Markings and signs that are illegible shall be corrected; Refrigeration pipe or components are installed in a position where they are unlikely to be exposed to any substance which may corrode refrigerant containing components, unless the components are constructed of materials which are inherently resistant to being corroded or are suitably protected against being so corroded.
Page 27 render the unit safe. This process may need to be repeated several times. Compressed air or oxygen shall not be used for this task. Flushing shall be achieved by breaking the vacuum in the system with OFN and continuing to fill until the working press- ure is achieved, then venting to atmosphere, and finally pulling down to a vacuum.
Page 28: Unit Parts Identification
When flammable refrigerant are employed, appliance shall be stored in a well -ventilated area. Operating temperature When your air conditioner is used outside of the following temperature ranges, certain safety protection features may activate and cause the unit to disable. 18°C-43°C (64°F-109°F) Outdoor Temperature 18°C-52°C (64°F-126°F) (For special tropical models)
Page 29: Operation Instructions
The vent control is located above the control knobs. The operation method and the shape may vary in different models (see the following figures) For maximum cooling efficiency, CLOSE the vent. It will allow internal air circulation. OPEN the vent to discharge stale air. WRK20MEC1 WRK53MEC1 CLOSE...
Page 30 NOTE: Some models without MED fan speed feature and (or) AUTO mode feature and (or) swing feature. POWER: Press the POWER keypad to turn the unit on/off. MODE: Press the "MODE" keypad to select the appropriate operating mode. The mode selection will alternate between AUTO, HEAT(cooling only models without), COOL, FAN and DRY.The indicator light beside the "MODE"...
Page 31 Turbo function(on some models) Press the TURBO button by remote controller on COOL/HEAT (For models adopts Electrical heater only) mode, the air condetioner goes into powerful cooling/heating operation. Press again to cancel the TURBO function. ECO function(on some models) Press the ECO button by remote controller on COOL mode to enter the energy efficient mode. LED Display: •...
Page 32: Care And Maintenance
CARE AND MAINTENANCE BEFORE CLEANING OR MAINTENANCE ALWAYS TURN OFF YOUR AIR CONDITIONER SYSTEM AND DISCONNECT ITS POWER SUPPLY BEFORE CLEANING OR MAINTENANCE. Cleaning Your Unit IMPORTANT The cabinet and front panel may be dusted with an oil-free cloth or washed with a cloth dampened in a solution of warm water and mild liquid dishwashing detergent.
Page 33 Rubber plug Rubber plug Drain pan Drain outlet Screw Bottom drainage Bottom drain hole Rubber plug Back drain hole Back drain hole Drain joint Seal Back drainage Non-drainage Note on the product The rated cooling performance is tested under non-drainage status. Make sure that water will not leak from the surrounding area when rubber plug and joint were used.
Page 34: Installation Instructions
INSTALLATION INSTRUCTIONS Prior to installation CAUTION: Before installing, remove all packaging from inside the carton, along with any inserts placed into the side louvers(if any). Step 1: Select the best location 1. To avoid vibration and noise, make sure the unit is installed securely and firmly. Remove inserts placed into the side louvers 2.
Page 35 Model C: 1. Remove four screws located on both sides and the back of the cabinet as shown in Fig.5C. 2. Grasp the handle on the chassis and carefully slide the air cond- itioner out of the cabinet.(see Fig.6) Model D: 1.
Page 36 Step 8: Install the air ﬁlter and front panel 1. Insert the air filter into the frame’s slot from upside to underside. (See Fig. 2) 2. Hang the front panel on the frame’s buckle, then press the front panel into the frame’s slot until you hear a click (see Fig.11). 3.
Page 37: Troubleshooting
Troubleshooting SAFETY PRECAUTIONS If ANY of the following conditions occurs, turn off your unit immediately! The power cord is damaged or abnormally warm You smell a burning odor The unit emits loud or abnormal sounds A power fuse blows or the circuit breaker frequently trips Water or other objects fall into or out of the unit DO NOT ATTEMPT TO FIX THESE YOURSELF! CONTACT AN AUTHORIZED SERVICE PROVIDER IMMEDIATELY!
Page 38: Specifications
SPECIFICATIONS Unit dimensions: MODEL(Btu/h) BODY DIMENSION(WxHxD)(mm) 445x320x415 5000~6000 450x346x535 450x346x535 Note: For the different customization requirements, the deepth of the panel 7000~9000 450x346x585 may be slightly different. So the dimension of “D” is for reference only. 675x350x450.6 675x350x450.6 450x350x675 9000~12000 560x400x640 600x380x560 780x428x660...
Page 39 The design and speciﬁcations are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details. Any updates to the manual will be uploaded to the service website, please check for the latest version.
Page 40 記列資 Model No.: 型 Serial No.: ⾝編 Dealer: 經商稱 Date of Purchase: 購 Invoice No.: 單編本產品不斷改進中，如功能有所更改，恕不另行通知如有疑問，請與客戶服務中心聯絡。不便之處，敬請原諒。 The product specifications may be changed without prior notice. Please contact customer service for details if necessary. 說明書內容以英文版本為準...

This manual is also suitable for:

Wrk26mec1 Wrk35mec1 Wrk53mec1