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TECHNICAL & SERVICE MANUAL
Indoor unit
[Model names]
TPKFYP024KM142A
TPKFYP030KM142A
INDOOR UNIT
No. TCHT001
R410A
CONTENTS
1. PART NAMES AND FUNCTIONS .......... 2
2. SPECIFICATION ................................... 10
3. OUTLINES AND DIMENSIONS ............ 12
4. WIRING DIAGRAM ............................... 13
5. REFRIGERANT SYSTEM DIAGRAM ........ 14
6. MICROPROCESSOR CONTROL ......... 15
7. TROUBLESHOOTING .......................... 21
8. DISASSEMBLY PROCEDURE ............. 28
PARTS CATALOG (TCBT001)
April 2019
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Summary of Contents for Mitsubishi Electric TRANE CITY MULTI TPKFYP024KM142A
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Page 1: Table Of Contents
April 2019 No. TCHT001 TECHNICAL & SERVICE MANUAL R410A Indoor unit [Model names] TPKFYP024KM142A TPKFYP030KM142A CONTENTS 1. PART NAMES AND FUNCTIONS ..2 2. SPECIFICATION ........10 3. OUTLINES AND DIMENSIONS .... 12 4. WIRING DIAGRAM ....... 13 5. REFRIGERANT SYSTEM DIAGRAM ..14 6. -
Page 2: Part Names And Functions
Use the specified refrigerant only. Never use any refrigerant other than that specified. ���������������������������������������������������� ������������������������������������������������� We will not be held responsible for mechanical failure, system malfunction, unit breakdown or accidents caused by failure to follow the instructions. PART NAMES AND FUNCTIONS Indoor unit Front grille Filter... - Page 3 ● Wired Remote Controller <TAR-40MAA> Controller interface The functions of the function buttons change depending on the screen. Refer to the button function guide that appears at the bottom of the LCD for the functions they serve on a given screen. When the system is centrally controlled, the button function guide that corresponds to the locked button will not appear.
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Page 4: Room Temperature
Display The main display can be displayed in two different modes: “Full” and “Basic”. The factory setting is “Full”. To switch to the “Basic” mode, change the setting on the Main display setting. (Refer to operation manual included with remote controller.) <Full mode>... - Page 5 Main menu Press the button. MENU Move the cursor to the desired item with the buttons, and press the button. SELECT Operation Vane · Louver · Vent. (Lossnay) High power Comfort Manual vane angle 3D i-see Sensor Timer menu Timer ON/OFF timer Auto-OFF timer Weekly timer...
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Page 6: Maintenance Information
Continue from the previous page. Maintenance menu Error information Filter information Cleaning Auto descending panel Descending operation Descending adjustment Service menu Test run menu Test run Drain pump test run Maintenance information Model name input Serial No. input Dealer information input Initialize maintenance info. - Page 7 Main menu list Main Setting and display items Setting details menu Operation Vane · Louver · Vent. Use to set the vane angle. (Lossnay) • Select a desired vane setting from 5 different settings. Use to turn ON/OFF the louver. •...
- Page 8 Main Setting and display items Setting details menu Initial Basic Main/Sub When connecting 2 remote controllers, one of them needs to be designated as setting setting a sub controller. Clock Use to set the current time. Daylight Set the daylight saving time. saving time Administrator The administrator password is required to make the settings for the following...
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Page 9: On/Off Button
● Wired Remote Controller <TAC-YT53CRAU> Note: The phrase "Wired remote controller" in this manual refers only to the TAC-YT53CRAU. If you need any information for the other remote controller, please refer to either the installation manual or initial setting manual which are included in remote controller's box. -
Page 10: Specification
SPECIFICATION 2-1. Specifications TPKFYP024KM142A TPKFYP030KM142A Model Power source 1-phase 208-230V 60Hz Cooling capacity (Nominal) Btu/h 24,000 30,000 0.07 Power input 0.07 0.50 0.50 Current input Heating capacity 10.0 (Nominal ) Btu/h 27,000 34,000 0.07 0.07 Power input 0.50 0.50 Current input External finish Plastic, MUNSELL (1.0Y 9.2/0.2) External dimension H ×... -
Page 11: Electrical Parts Specifications
2-2. Electrical parts specifications Service Ref. TPKFYP024KM142A TPKFYP030KM142A Symbol Parts name Room temperature Resistance 30°F/15.8k", 50°F/9.6k", 70°F/6.0k", 80°F/4.8k", 90°F/3.9k", 100°F/3.2k" TH21 thermistor Liquid pipe thermistor Resistance 30°F/15.8k", 50°F/9.6k", 70°F/6.0k", 80°F/4.8k", 90°F/3.9k", 100°F/3.2k" TH22 TH23 Resistance 30°F/15.8k", 50°F/9.6k", 70°F/6.0k", 80°F/4.8k", 90°F/3.9k", 100°F/3.2k" Gas pipe thermistor TH24 Fuse... -
Page 12: Outlines And Dimensions
OUTLINES AND DIMENSIONS TPKFYP024KM142A Unit : inch (mm) Top side 16-11/16(423.7) 17(431.7) TPKFYP030KM142A Left side Right side Front side Mount board Knockout hole for left piping 9-1/2(241) 2-29/32(74) 33-21/32(855) 3/16(5) 11-5/8(295) 46-1/16(1170) Operation lamp Front side(Grille open) Knockout hole for right piping DEFROST/STAND BY lamp Receiver Terminal block for power supply... -
Page 13: Wiring Diagram
WIRING DIAGRAM TPKFYP024KM142A TPKFYP030KM142A TCHT001... -
Page 14: Refrigerant System Diagram
REFRIGERANT SYSTEM DIAGRAM TPKFYP024KM142A TPKFYP030KM142A Gas pipe thermistor (1) TH23 Strainer (#50mesh) Gas pipe Gas pipe thermistor (2) TH24 Flare connection Liquid pipe thermistor TH22 Heat exchanger Liquid pipe Linear expansion valve Room temperature thermistor TH21 Strainer1 (#50mesh) Strainer2 (#100mesh) Strainer (#100mesh) Unit : mm (inch) Model... -
Page 15: Microprocessor Control
MICROPROCESSOR CONTROL INDOOR UNIT CONTROL 6-1. COOL OPERATION <How to operate> 1 Press ON/OFF button. 2 Press [F1] button to display COOL. 3 Press [F2] [F3] button to set the set temperature. NOTE outdoor units and remote controller. RETURN SELECT MENU HOLD <How to operate>... -
Page 16: Dry Operation
6-2. DRY OPERATION <How to operate> 1 Press ON/OFF button. 2 Press [F1] button to display DRY. 3 Press [F2] [F3] button to set the set temperature. RETURN SELECT MENU HOLD <How to operate> 1 Press POWER ON/OFF button. 2 Press the operation MODE button to display DRY. 3 Press the TEMP. -
Page 17: Fan Operation
6-3. FAN OPERATION <How to operate> 1 Press ON/OFF button. 2 Press [F1] button to display FAN. RETURN SELECT MENU HOLD <How to operate> 1 Press POWER ON/OFF button. 2 Press the operation MODE button to display FAN. Control modes Remarks Control details 1. -
Page 18: Heat Operation
6-4. HEAT OPERATION <How to operate> 1 Press ON/OFF button. 2 Press [F1] button to display HEAT. 3 Press [F2] [F3] button to set the set temperature. NOTE outdoor units and remote controller. RETURN SELECT MENU HOLD <How to operate> 1 Press POWER ON/OFF button. - Page 19 From the preceding page. Control modes Control details Remarks 2. Fan 2-1. Hot adjust mode The fan controller becomes the hot adjust mode for the following conditions. When starting HEAT operation When the thermostat function changes from OFF to ON When HEAT defrosting operation is released Hot adjust mode *1 *1 "STAND BY"...
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Page 20: Auto Operation [Automatic Cool/Heat Change Over Operation]
6-5. AUTO OPERATION [AUTOMATIC COOL/HEAT CHANGE OVER OPERATION] <How to operate> 1 Press ON/OFF button. 2 Press [F1] button to display AUTO. 3 Press [F2] [F3] button to set the set temperature. NOTE of outdoor units and remote controller. RETURN SELECT MENU HOLD <How to operate>... -
Page 21: Troubleshooting
TROUBLESHOOTING 7-1. HOW TO CHECK THE PARTS TPKFYP024KM142A TPKFYP030KM142A Parts name Check points Room temperature Disconnect the connector then measure the resistance with a tester. thermistor (TH21) (At the ambient temperature 50°F~86°F) Liquid pipe temperature Normal Abnormal thermistor (TH22) Refer to 7-1-1. 4.3k"~9.6k"... - Page 22 <Output pulse signal and the valve operation> Closing a valve : 1 → 2 → 3 → 4 → 1 Output Output Opening a valve : 4 → 3 → 2 → 1 → 4 (Phase) The output pulse shifts in above order. Note: •...
- Page 23 7-1-3. DC Fan motor (fan motor/indoor controller circuit board) Check method of DC fan motor (fan motor/indoor controller circuit board) Notes · High voltage is applied to the connector (CNMF) for the fan motor. Pay attention to the service. · Do not pull out the connector (CNMF) for the motor with the power supply on. board and fan motor.) (It causes trouble of the indoor controller circuit Self check...
- Page 24 7-2. Function of Dip switch TPKFYP024KM142A TPKFYP030KM142A Operation by switch Effective Switch Pole Function Remarks timing Thermistor<Room temperature> Built-in remote controller Indoor unit Address board position Filter clogging detection Provide Not provide <Initial setting> Filter cleaning sign 2,500 hr 100 hr 1 2 3 4 5 6 7 8 9 10 Fresh air intake Not effective...
- Page 25 Effective Remarks Operation by switch Switch timing SW11 Address board How to set addresses SW12 SW11 1s digit Example : If address is "3", remain SW12 address <Initial setting> (for over 10) at "0", and match SW11 (for 1 to 9) setting SW12 SW11...
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Page 26: Test Point Diagram
7-3. TEST POINT DIAGRAM CNMF Connect to the fan motor (MF) Power supply for 7-3-1. Indoor controller board 1-3 : DC294~325V indoor controller board TPKFYP024KM142A 4-3 : DC15V 1-3 : 208/230VAC 5-3 : DC0~6V TPKFYP030KM142A 6-3 : DC0 or DC15V (Stop) FUSE DC7.5V (Operation) 3.15A 250V... - Page 27 7-3-2. Wireless remote controller board TPKFYP024KM142A TPKFYP030KM142A CN301 Connect to the indoor controller board (I.B) 7-3-3. Address board TPKFYP024KM142A TPKFYP030KM142A Function setting 1 2 3 4 5 6 7 8 9 10 SW12 SW11 SW14 Address setting Address setting Branch No. 10ths DIGIT 1s DIGIT TCHT001...
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Page 28: Disassembly Procedure
DISASSEMBLY PROCEDURE TPKFYP024KM142A TPKFYP030KM142A Be careful when removing heavy parts. OPERATION PROCEDURE PHOTOS & ILLUSTRATIONS 1. REMOVING THE PANEL Photo 1 Front grille Screws (1) Press and unlock the knobs on both sides of the front grille and lift the front grille until it is level. Pull the hinges forward to remove the front grille. - Page 29 OPERATION PROCEDURE PHOTOS 3. REMOVING THE ELECTRICAL BOX Photo 4 Connect for ground Fixture (1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the screw and hook of address board case. (3) Remove the front and side electrical box covers (each 1 screw).
- Page 30 OPERATION PROCEDURE PHOTOS 6. REMOVING THE INDOOR FAN MOTOR AND THE Photo 7 LINE FLOW FAN Screw of the motor band (1) Remove the panel and the corner box. (Refer to procedure Lead wire of pipe thermistor (2) Remove the electrical box (Refer to procedure 2) and the nozzle assembly (Refer to procedure 3).
- Page 31 (TH21) MITSUBISHI ELECTRIC TRANE HVAC US LLC HEAD OFFICE: 1340 SATELLITE BOULEVARD, SUWANEE, GA 30024 USA MITSUBISHI ELECTRIC CONSUMER PRODUCTS (THAILAND) CO., LTD. 700/406 MOO 7, TAMBON DON HUA LOH, AMPHUR MUANG CHONBURI 20000 New publication, effective Apr. 2019 Made in Thailand Specifications are subject to change without notice.
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