MITSUBISHI ELECTRIC MUFZ-KJ09NAHZ-U1 Hyper Heating Heat Pump for Floor Mounted Indoor Unit User Manual

MITSUBISHI MUFZ-KJ09NAHZ-U1 Hyper Heating Heat Pump for Floor Mounted

Indoor Unit

Product Information

• Product Name: MUFZ-KJ Outdoor Unit
• Models: MUFZ-KJ09NAHZ, MUFZ-KJ12NAHZ, MUFZ-KJ15NAHZ, MUFZ-KJ18NAHZ
• Part Number: OBB753
• Revision: A

Contents:

• Service Manual (OBH753)
• Outdoor Unit Structural Parts, Electrical Parts, and Functional Parts

Outdoor Unit Structural Parts:

• Cabinet (Part No: U01 A01 232)
• Ice Guard (Part No: U01 A01 531)
• Grille (Part No: U01 A01 521)
• Propeller Fan (Part No: U01 A01 501)
• Outdoor Fan Motor (Part No: U01 A01 301)
• Base (Part No: U01 A01 290)
• Separator (Part No: U01 A01 293)
• Compressor Rubber Set (Part No: U01 A01 506)
• Compressor (Part No: U01 A02 900)
• Service Port (L) (Part No: U01 A01 641)
• Stop Valve (LIQ) (Part No: U01 A01 662)
• Stop Valve (GAS) (Part No: U01 A01 661)
• Back Panel (OUT) (Part No: U01 A01 233)
• Service Panel (Part No: U01 A01 245)
• Expansion Valve (Part No: U01 A01 640)
• Capillary Tube (Part No: U01 A01 936)
• Expansion Valve Coil (Part No: U01 A01 493)
• 4-Way Valve (Part No: U01 A01 961)
• R.V. Coil (Part No: U01 A01 490)
• Ambient Temperature Thermistor (Part No: U01 A02 308)
• Outdoor Heat Exchanger Temperature Thermistor (Part No: U01 A02 307)
• Thermistor Set (Part No: U01 A01 306)
• Reactor (Part No: U01 A01 337)
• Terminal Block (Part No: U01 A01 374)
• Inverter P.C. Board (Part No: U01 A18 451)
• Service Port (H) (Part No: U01 A02 641)
• Condenser Wire Net (Part No: U01 A01 525)
• Condenser Net (Part No: U01 A01 523)
• Outdoor Heat Exchanger (Part No: U01 A01 630)
• Thermo Holder (Part No: U01 A01 079)
• Motor Support (Part No: U01 A01 515)
• Defrost Heater (Part No: U01 A01 526)
• Heater Protector (Part No: U01 A01 381)
• Capillary Tube (Part No: U01 A02 936)

Electrical Parts:

• Top Panel (Part No: E22 L87 297)
• Outdoor Heat Exchanger (Part No: E22 T44 630)
• Outdoor Fan Motor (Part No: E22 F76 301)
• Propeller Fan (Part No: E22 F28 501)
• Handle (Part No: E22 817 009)
• Cabinet (Part No: E22 L87 232)
• Fan Guard (Part No: E22 L87 521)
• Base (Part No: E22 H25 290)
• Compressor Rubber Set (Part No: E22 C34 506)
• Compressor (Part No: E22 89R 900)
• Stop Valve (LIQ) (Part No: E22 L87 662)
• Stop Valve (GAS) (Part No: E22 L87 661)
• Back Panel (OUT) (Part No: E22 L87 233)
• Service Panel (Part No: E22 L87 245)
• Valve Cover (Part No: E22 F28 650)
• Expansion Valve (Part No: E22 851 640)

Product Usage Instructions

1. The part quantity mentioned indicates the required number of pieces per unit.
2. The circled part numbers are not shown in the figure.

SERVICE PARTS LIST

MUFZ-KJ09NAHZ MUFZ-KJ12NAHZ

OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS

OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS

1. The part quantity below indicates the required number of pieces per unit.
2. The circled No. indicates that the part is not shown in the figure.

No.| Part No.| Part Name| Symbol in Wiring Diagram| MUFZ-KJ09NAHZ| MUFZ- KJ12NAHZ| Remarks
---|---|---|---|---|---|---
1| U01 A01 232| CABINET| | 1| 1|
2| U01 A01 531| ICE GUARD| | 1| 1|
3| U01 A01 521| GRILLE (OUT)| | 1| 1|
4| U01 A01 501| PROPELLER FAN| | 1| 1|
5| U01 A01 301| OUTDOOR FAN MOTOR| MF| 1| 1| RC0J55-□□
6| U01 A01 290| BASE| | 1| 1|
7| U01 A01 293| SEPARATOR| | 1| 1|
8| U01 A01 506| COMPRESSOR RUBBER SET| | 3| 3| 3 RUBBERS/SET
9| U01 A02 900| COMPRESSOR (SNB140FQUMT)| MC| 1| 1| SNB140FQUMT
10| U01 A01 641| SERVICE PORT (L)| | 1| 1|
11| U01 A01 662| STOP VALVE (LIQ)| | 1| 1| ø3/8 (ø9.52)
12| U01 A01 661| STOP VALVE (GAS)| | 1| 1| ø1/4 (ø6.35)
13| U01 A01 233| BACK PANEL (OUT)| | 1| 1|
14| U01 A01 245| SERVICE PANEL| | 1| 1|
15| U01 A01 640| EXPANSION VALVE| | 1| 1|
16| U01 A01 936| CAPILLARY TUBE| | 4| 4| O.D. 0.118 × I.D. 0.079 × 8-9/32 (ø3.0 × ø2.0 × 210)
17| U01 A01 493| EXPANSION VALVE COIL| LEV| 1| 1|
18| U01 A01 961| 4-WAY VALVE| | 1| 1|
19| U01 A01 490| R.V. COIL| 21S4| 1| 1|
20| U01 A02 308| AMBIENT TEMPERATURE THERMISTOR| RT65| 1| 1|
21| U01 A02 307| OUTDOOR HEAT EXCHANGER TEMPERATURE THERMISTOR| RT68| 1| 1|
22| U01 A01 306| THERMISTOR SET| RT61, RT62| 1| 1| DEFROST, DISCHARGE
23| U01 A01 337| REACTOR| L61| 1| 1|
24| U01 A01 374| TERMINAL BLOCK| TB| 1| 1| 5 P
25| U01 A18 451| INVERTER P.C. BOARD| | 1| | Includes heat sink and RT64
U01 A19 451| | 1
26| U01 A02 641| SERVICE PORT (H)| | 1| 1|
27| U01 A01 525| CONDENSER WIRE NET| | 1| 1|
28| U01 A01 523| CONDENSER NET| | 1| 1|
29| U01 A01 630| OUTDOOR HEAT EXCHANGER| | 1| 1|
30| U01 A01 079| THERMO HOLDER| | 1| 1|
31| U01 A01 515| MOTOR SUPPORT| | 1| 1|
32| U01 A01 297| TOP PANEL| | 1| 1|
33| U01 A01 526| DEFROST HEATER| H| 1| 1| Includes lead assembly
34| U01 A01 381| HEATER PROTECTOR| 26H| 1| 1|
35| U01 A02 936| CAPILLARY TUBE| | 1| 1| O.D. 0.157 × I.D. 0.094 × 9-7/16 (ø4.0 × ø2.4 × 240)

MUFZ-KJ15NAHZ MUFZ-KJ18NAHZ

OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS

OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS

Part numbers that are circled are not shown in the illustration.

No.

|

Part No.

|

Part Name

| Symbol in Wiring Diagram| Q’ty/unit|

Remarks

---|---|---|---|---|---
MUFZ-KJ
15NAHZ| 18NAHZ
1| E22 L87 297| TOP PANEL| | 1| 1|
2| E22 T44 630| OUTDOOR HEAT EXCHANGER| | 1| 1|
3| E22 F76 301| OUTDOOR FAN MOTOR| MF| 1| 1| RC0J77-□□
4| E22 F28 501| PROPELLER FAN| | 1| 1|
5| E22 817 009| HANDLE| | 1| 1|
6| E22 L87 232| CABINET| | 1| 1|
7| E22 L87 521| FAN GUARD| | 1| 1| Includes ice guard
8| E22 H25 290| BASE| | 1| 1|
9| E22 C34 506| COMPRESSOR RUBBER SET| | 3| 3| 3 RUBBERS/SET
10| E22 89R 900| COMPRESSOR (SNB172FQKMT)| MC| 1| 1| SNB172FQKMT
11| E22 L87 662| STOP VALVE (LIQ)| | 1| 1| ø1/4 (ø6.35)
12| E22 L87 661| STOP VALVE (GAS)| | 1| 1| ø1/2 (ø12.7)
13| E22 L87 233| BACK PANEL (OUT)| | 1| 1|
14| E22 L87 245| SERVICE PANEL| | 1| 1|
15| E22 F28 650| VALVE COVER| | 1| 1|
16| E22 851 640| EXPANSION VALVE| | 1| 1|
17| E22 F28 493| EXPANSION VALVE COIL| LEV| 1| 1|
18| E22 F76 490| R.V. COIL| 21S4| 1| 1|
19| E22 A56 961| 4-WAY VALVE| | 1| 1|
20| E22 E79 641| SERVICE PORT (H, L)| | 2| 2|
21| E22 J52 309| AMBIENT TEMPERATURE THERMISTOR| RT65| 1| 1|

22

|

E22 F28 308

|

THERMISTOR SET

| RT61, RT62, RT68|

1

|

1

| DEFROST, DISCHARGE, OUTDOOR HEAT EXCHANGER TEMPERATURE
23| E22 L87 374| TERMINAL BLOCK| TB1| 1| 1| 3 P
24| E22 T16 374| TERMINAL BLOCK| TB2| 1| 1| 3 P
25| E22 X52 451| INVERTER P.C. BOARD| | 1| | Includes heat sink and RT64
E22 X53 451| | 1
26| E22 L87 523| CONDENSER NET| | 1| 1|
27| E22 F76 079| THERMO HOLDER| | 1| 1|
28| E22 F28 337| REACTOR| L| 1| 1|
29| E22 J52 515| MOTOR SUPPORT| | 1| 1|
30| E22 J52 526| DEFROST HEATER| H| 1| 1|
31| E22 J52 381| HEATER PROTECTOR| 26H| 1| 1|
32| E27 250 382| FUSE| F65, F66| 2| 2| T6.3AL250V
33| E27 001 241| FUSE HOLDER| | 2| 2|

34

| E22 527 936| CAPILLARY TUBE| | 1| 1| O.D. 0.157 × I.D. 0.094 × 3-15/16 (ø4.0 × ø2.4 × 100)

HEAD OFFICE: TOKYO BUILDING, 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

© Copyright 2016 MITSUBISHI ELECTRIC CORPORATION Issued: Apr. 2022 No. OBB753 REVISED EDITION-A Published in Feb. 2016 No. OBB753
Made in Japan

Specifications are subject to change without notice.

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