Mitsubishi Heavy Industries WF-RAC User manual

WIRELESS LAN INTERFACE
WF-RAC
TECHNICAL MANUAL
Manual No.'21•SRK-T-324

'21 • SRK-T-324
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1
-
－1－
CONTENTS
1. APPLICABLE MODELS
1. APPLICABLE MODELS
.................................................... 1
2. EXTERIOR DIMENSIONS
................................................. 2
3. ELECTRICAL WIRING
...................................................... 2
4. WIRING CONNECTION
.................................................... 3
5. PRINTED-CIRCUIT BOARD COMPONENT LAYOUT
...... 3
6. FUNCTIONS LIST
.............................................................. 4
7. MAIN UNIT INSTALLATION MANUAL
............................. 7
8. MAIN UNIT USER’S MANUAL
........................................ 18
'21 • SRK-T-324
9. APPLICATION OPERATION MANUAL ...................... 34
10. FAQ (Troubleshooting)
.................................................. 86
11. TIMER FUNCTION OPERATION EXPLANATION
.......... 97
Part name Model Applicable models
Wireless LAN interface WF-RAC ZSX・ZS・ZR・ZMX・ZM series

'21 • SRK-T-324
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2
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3. ELECTRICAL WIRING
2. EXTERIOR DIMENSIONS
No. Name
1Reset button
2Communication LED
3Running LED
4Power button
5Set button
Holder
1
2
3
4
5
Wireless LAN
interface main unit
110
33
(1300)
16.5
83.5
62.0
Attached
cable
5
CN1 CNS
5
Symbol Name
CNS,CN1 Connector
Indoor unit
control box
Printed-circuit board Printed-circuit board
WF-RAC
－2－
2. EXTERIOR DIMENSIONS
3. ELECTRICAL WIRING

'21 • SRK-T-324
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3
-
3. ELECTRICAL WIRING
2. EXTERIOR DIMENSIONS
No. Name
1Reset button
2Communication LED
3Running LED
4Power button
5Set button
Holder
1
2
3
4
5
Wireless LAN
interface main unit
110
33
(1300)
16.5
83.5
62.0
Attached
cable
5
CN1 CNS
5
Symbol Name
CNS,CN1 Connector
Indoor unit
control box
Printed-circuit board Printed-circuit board
WF-RAC
－2－
4. WIRING CONNECTION
5. PRINTED-CIRCUIT BOARD COMPONENT LAYOUT
To CNS
Printed-circuit
board
Connector Connection cable
CNS
Connection cable
Reset button (SW3)
Power button (SW1)
Set button (SW2)
Indoor unit
connecting terminal (CN1)
Front Back
－3－
4. WIRING CONNECTION
5. PRINTED-CIRCUIT BOARD COMPONENT LAYOUT
To CNS
Printed-circuit
board
Connector Connection cable
CNS
Connection cable
Reset button (SW3)
Power button (SW1)
Set button (SW2)
Indoor unit
connecting terminal (CN1)
Front Back
－3－
4. WIRING CONNECTION
5. PRINTED-CIRCUIT BOARD COMPONENT LAYOUT

'21 • SRK-T-324
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4
-
6. FUNCTIONS LIST
Not connected
Option parts
Connecting
Option parts
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
ON/OFF ON ○ ○ ○ ○ ○ ○
OFF ○ ○ ○○○○
AUTO ○ ○ ○ ○ ○ ○
COOL○ ○ ○ ○ ○ ○
HEAT ○ ○ ○ ○ ○ ○
DRY ○ ○ ○ ○ ○ ○
FAN○ ○ ○ ○ ○ ○
SELF CLEAN ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
ALLERGEN CLEAR ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
NIGHT SETBACK ○ ○ ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT)
Home leave mode － － ○○ *1○○ *1
Temperature
adjustment 18℃～30℃ ○ ○ ○ *2○*2○*2○*2
FAN SPEED AUTO ○ ○ ○ ○ ○ ○
HIGH POWER ○ ○ ×(Displayed as Hi) ×(Displayed as ■■■) ×(Displayed as Hi) ×(Displayed as ■■■)
Hi ○ ○ ○(Displayed as PHi)
○(Displayed as ■■■
○(Displayed as PHi)
○(Displayed as ■■■
Me ○ ○ ○(Displayed as Hi) ○(Displayed as ■■■) ○(Displayed as Hi) ○(Displayed as ■■■)
Lo ○ ○ ○(Displayed as Me) ○(Displayed as ■■) ○(Displayed as Me) ○(Displayed as ■■)
ULo ○ ○ ○(Displayed as Lo) ○(Displayed as ■) ○(Displayed as Lo) ○(Displayed as ■)
ECO ○ ○ ×(Displayed as Lo) ×(Displayed as ■) ×(Displayed as Lo) ×(Displayed as ■)
Up/down (1 step) ○ ○ ○ ○ ○ ○
Up/down (2 step) ○ ○ ○ ○ ○ ○
Up/down (3 step) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Up/down (4 step) ○ ○ ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step)
Up/down (5 step) ○ ○ ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step)
Up/down (swing) ○ ○ ○ ○ ○ ○
Up/down (flap stopped) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Left/right (leftmost) ○ ○ ○ ○ ○ ○
Left/right (left) ○ ○ ○ ○ ○ ○
Left/right (middle) ○ ○ ○ ○ ○ ○
Left/right (right) ○ ○ ○ ○ ○ ○
Left/right (rightmost) ○ ○ ○ ○ ○ ○
Left/right (wide) ○ ○ ○ ○ ○ ○
Left/right (spot)○ ○ ○ ○ ○ ○
Left/right (swing) ○ ○ ○ ○ ○ ○
Left/right (louver stopped) ○ ○ ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle)
3D AUTO ○ ○ ○○○○
VariousTIMERs○×× × ○ ○
WEEKLY TIMER(Remote control) ○×××○ ○
WEEKLY TIMER(Option parts) － － ○ ○ ○ ○
installation location setting ○ ○ × × × ×
Silent ○ ○ ○ ×○×
Wireless LAN connection setting ○ ○ ×○×○
Wireless LAN communication
○ ○ ×○×○
Initialization of wireless LAN
○ ○ ×○×○
Fan control in heating thermo-OFF
○ ○ ○ ×○×
Display brightness adjustment ○ ○ × × × ×
Shut-offreminder alert － － －○－○
○：Operation/Setting Available
*1：Operates with the default settings of the indoor unit (operation switching is cooling or heating display)
×：Operation/Setting/Display N/A
*2：The setting is in 0.5 ℃increments, but the indoor unit is controlled only in 1 ℃increments.
－：No function 0.5 ℃is controlled by rounding up (e.g. remote control setting 24.5 ℃→indoor unit 25 ℃setting)
Function Setting
Operation by remote control
Operation by option parts
(Before)
Operation by option parts
(After)
OPERATION
MODE select
Air flow
direction
adjustment
MENU
function
SRK50ZS-W/A Operable Table

'21 • SRK-T-324
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5
-
Not connected
Option parts
Connecting
Option parts
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
ON/OFF ON ○ ○ ○○○○
OFF ○ ○ ○ ○ ○ ○
AUTO ○ ○ ○○○○
COOL○ ○ ○○○○
HEAT ○ ○ ○○○○
DRY ○ ○ ○○○○
FAN ○ ○ ○○○○
SELF CLEAN ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
ALLERGEN CLEAR ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
NIGHT SETBACK ○ ○ ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT)
Home leave mode － － ○ ○ *1○○ *1
Temperature
adjustment 18℃～30℃ ○ ○ ○ *2 ○ *2 ○ *2 ○ *2
FAN SPEED AUTO ○ ○ ○○○○
HIGH POWER ○ ○ ×(Displayed as Hi) ×(Displayed as ■■■) ×(Displayed as Hi) ×(Displayed as ■■■)
Hi ○ ○ ○(Displayed as PHi)
○(Displayed as ■■■
○(Displayed as PHi)
○(Displayed as ■■■
Me ○ ○ ○(Displayed as Hi) ○(Displayed as ■■■) ○(Displayed as Hi) ○(Displayed as ■■■)
Lo ○ ○ ○(Displayed as Me) ○(Displayed as ■■) ○(Displayed as Me) ○(Displayed as ■■)
Ulo ○ ○ ○(Displayed as Lo) ○(Displayed as ■) ○(Displayed as Lo) ○(Displayed as ■)
Up/down (1 step) ○ ○ ○○○○
Up/down (2 step) ○ ○ ○○○○
Up/down (3 step) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Up/down (4 step) ○ ○ ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step)
Up/down (5 step) ○ ○ ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step)
Up/down (swing) ○ ○ ○○○○
Up/down (flap stopped) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Left/right (leftmost) ○ ○ ○○○○
Left/right (left) ○ ○ ○○○○
Left/right (middle) ○ ○ ○○○○
Left/right (right) ○ ○ ○○○○
Left/right (rightmost) ○ ○ ○○○○
Left/right (wide) ○ ○ ○○○○
Left/right (spot) ○ ○ ○○○○
Left/right (swing) ○ ○ ○○○○
Left/right (louver stopped) ○ ○ ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle)
3D AUTO ○ ○ ○ ○ ○ ○
VariousTIMERs○×××○○
WEEKLY TIMER(Remote control) ○×××○ ○
WEEKLY TIMER(Option parts) － － ○ ○ ○ ○
installation location setting ○ ○ ××××
Silent ○ ○ ○×○×
Wireless LAN connection setting ○ ○ ×○×○
Wireless LAN communication ○ ○ ×○×○
Initialization of wireless LAN
○ ○ ×○×○
Fan control in heating thermo-OFF
○ ○ ○×○×
Display brightness adjustment ○ ○ ××××
HIGH POWER/ECO ○ ○ ○×○×
AUTO OFF ○○ (1 hour only) ○ (1 hour only) ×○ (1 hour only) ×
Shut-offreminder alert － － － ○ － ○
○：Operation/Setting Available
*1：Operates with the default settings of the indoor unit (operation switching is cooling or heating display)
×：Operation/Setting/Display N/A
*2：The setting is in 0.5 ℃ increments, but the indoor unit is controlled only in 1 ℃ increments.
－：No function 0.5 ℃ is controlled by rounding up (e.g. remote control setting 24.5 ℃ → indoor unit 25 ℃ setting)
OPERATION
MODE select
Air flow
direction
adjustment
MENU
function
Function Setting
Operation by remote control
Operation by option parts
(Before)
Operation by option parts
(After)
SRK60ZSX-W/A Operable Table

'21 • SRK-T-324
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6
-
Not connected
Option parts
Connecting
Option parts
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
ON/OFF ON ○ ○ ○○○○
OFF ○ ○ ○ ○ ○ ○
AUTO ○ ○ ○○○○
COOL○ ○ ○○○○
HEAT ○ ○ ○○○○
DRY ○ ○ ○○○○
FAN ○ ○ ○○○○
SELF CLEAN ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
ALLERGEN CLEAR ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
NIGHT SETBACK ○ ○ ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT)
Home leave mode － － ○ ○ *1○○ *1
Temperature
adjustment 18℃～30℃ ○ ○ ○ *2 ○ *2 ○ *2 ○ *2
FAN SPEED AUTO ○ ○ ○○○○
HIGH POWER ○ ○ ×(Displayed as Hi) ×(Displayed as ■■■) ×(Displayed as Hi) ×(Displayed as ■■■)
Hi ○ ○ ○(Displayed as PHi) ○(Displayed as ■■■ ○(Displayed as PHi) ○(Displayed as ■■■
Me ○ ○ ○(Displayed as Hi) ○(Displayed as ■■■) ○(Displayed as Hi) ○(Displayed as ■■■)
Lo ○ ○ ○(Displayed as Me) ○(Displayed as ■■) ○(Displayed as Me) ○(Displayed as ■■)
ULo ○ ○ ○(Displayed as Lo) ○(Displayed as ■) ○(Displayed as Lo) ○(Displayed as ■)
ECO ○ ○ ×(Displayed as Lo) ×(Displayed as ■) ×(Displayed as Lo) ×(Displayed as ■)
Up/down (1 step) ○ ○ ○○○○
Up/down (2 step) ○ ○ ○○○○
Up/down (3 step) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Up/down (4 step) ○ ○ ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step)
Up/down (5 step) ○ ○ ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step)
Up/down (swing) ○ ○ ○○○○
Up/down (flap stopped) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Left/right (leftmost) ○ ○ ○○○○
Left/right (left) ○ ○ ○○○○
Left/right (middle) ○ ○ ○○○○
Left/right (right) ○ ○ ○○○○
Left/right (rightmost) ○ ○ ○○○○
Left/right (wide) ○ ○ ○○○○
Left/right (spot) ○ ○ ○○○○
Left/right (swing) ○ ○ ○○○○
Left/right (louver stopped) ○ ○ ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle)
3D AUTO ○ ○ ○ ○ ○ ○
VariousTIMERs○×××○○
WEEKLY TIMER(Remote control) ○×××○ ○
WEEKLY TIMER(Option parts) － － ○ ○ ○ ○
installation location setting ○ ○ ××××
Silent ○ ○ ○×○×
Wireless LAN connection setting － － ×○×○
Wireless LAN communication － － ×○×○
Initialization of wireless LAN
－ － ×○×○
Fan control in heating thermo-OFF
－ － 〇×〇×
Shut-offreminder alert － － － ○ － ○
○：Operation/Setting Available
*1：Operates with the default settings of the indoor unit (operation switching is cooling or heating display)
×：Operation/Setting/Display N/A
*2：The setting is in 0.5 ℃ increments, but the indoor unit is controlled only in 1 ℃ increments.
－：No function 0.5 ℃ is controlled by rounding up (e.g. remote control setting 24.5 ℃ → indoor unit 25 ℃ setting)
Function Setting
Operation by remote control
Operation by option parts
(Before)
Operation by option parts
(After)
OPERATION
MODE select
Air flow
direction
adjustment
MENU
function
SRK100ZR-W Operable Table

'21 • SRK-T-324
-
7
-
Not connected
Option parts
Connecting
Option parts
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
Wired remote control
(SC-BIKN2)
Smart M-Air
(WF-RAC)
ON/OFF ON ○ ○ ○○○○
OFF ○ ○ ○ ○ ○ ○
AUTO ○ ○ ○○○○
COOL○ ○ ○○○○
HEAT ○ ○ ○○○○
DRY ○ ○ ○○○○
FAN ○ ○ ○○○○
SELF CLEAN ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
ALLERGEN CLEAR ○ ○ ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN) ×(Displayed as FAN)
NIGHT SETBACK ○ ○ ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT) ×(Displayed as HEAT)
Home leave mode － － ○ ○ *1○○ *1
Temperature
adjustment 18℃～30℃ ○ ○ ○ *2 ○ *2 ○ *2 ○ *2
FAN SPEED AUTO ○ ○ ○○○○
HIGH POWER ○ ○ ×(Displayed as Hi) ×(Displayed as ■■■) ×(Displayed as Hi) ×(Displayed as ■■■)
Hi ○ ○ ○(Displayed as PHi) ○(Displayed as ■■■ ○(Displayed as PHi) ○(Displayed as ■■■
Me ○ ○ ○(Displayed as Hi) ○(Displayed as ■■■) ○(Displayed as Hi) ○(Displayed as ■■■)
Lo ○ ○ ○(Displayed as Me) ○(Displayed as ■■) ○(Displayed as Me) ○(Displayed as ■■)
ULo ○ ○ ○(Displayed as Lo) ○(Displayed as ■) ○(Displayed as Lo) ○(Displayed as ■)
ECO ○ ○ ×(Displayed as Lo) ×(Displayed as ■) ×(Displayed as Lo) ×(Displayed as ■)
Up/down (1 step) ○ ○ ○○○○
Up/down (2 step) ○ ○ ○○○○
Up/down (3 step) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Up/down (4 step) ○ ○ ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step) ○(Displayed as 3 step)
Up/down (5 step) ○ ○ ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step) ○(Displayed as 4 step)
Up/down (swing) ○ ○ ○○○○
Up/down (flap stopped) ○ ○ ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step) ×(Displayed as 2 step)
Left/right (leftmost) ○ ○ ○○○○
Left/right (left) ○ ○ ○○○○
Left/right (middle) ○ ○ ○○○○
Left/right (right) ○ ○ ○○○○
Left/right (rightmost) ○ ○ ○○○○
Left/right (wide) ○ ○ ○○○○
Left/right (spot) ○ ○ ○○○○
Left/right (swing) ○ ○ ○○○○
Left/right (louver stopped) ○ ○ ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle) ×(Displayed as middle)
3D AUTO ○ ○ ○ ○ ○ ○
VariousTIMERs○×××○○
WEEKLY TIMER(Remote control) ○×××○ ○
WEEKLY TIMER(Option parts) － － ○ ○ ○ ○
installation location setting ○ ○ ××××
Silent ○ ○ ○×○×
Wireless LAN connection setting － － ×○×○
Wireless LAN communication － － ×○×○
Initialization of wireless LAN
－ － ×○×○
Fan control in heating thermo-OFF
－ － 〇×〇×
Shut-offreminder alert － － － ○ － ○
○：Operation/Setting Available
*1：Operates with the default settings of the indoor unit (operation switching is cooling or heating display)
×：Operation/Setting/Display N/A
*2：The setting is in 0.5 ℃ increments, but the indoor unit is controlled only in 1 ℃ increments.
－：No function 0.5 ℃ is controlled by rounding up (e.g. remote control setting 24.5 ℃ → indoor unit 25 ℃ setting)
Function Setting
Operation by remote control
Operation by option parts
(Before)
Operation by option parts
(After)
OPERATION
MODE select
Air flow
direction
adjustment
MENU
function
[EN] RKZ012A105
EN-1
WIRELESS LAN INTERFACE MAIN
UNIT INSTALLATION MANUAL
• This INSTALLATION MANUAL can also be viewed on
the home page of MITSUBISHI HEAVY INDUSTRIES
THERMAL SYSTEMS, LTD.
• Please download USER’S MANUAL (including the
guarantee form) via the QR code or from the home
page described later.
Safety precautionsPlease read these safety precautions
carefully before installing and using this product.
●Be sure tofollow these precautions because they
describe important safety-related information.
WARNING
Failure tofollow warnings may cause
serious consequences such as death
or severe injury.
CAUTION
Failure tofollow cautions may cause
injury and/or property damage.
Depending on the situation, failure to
follow cautions may lead to serious
consequences.
●The "graphic symbols" in this document have the
following meanings.
Prohibited.
Be sure tofollow instructions.
●After the installation work is completed, check the
installation according tothe installation work check
items. Request yourcustomer to keep this installation
manual at the customer’s site.
7. MAIN UNIT INSTALLATION MANUAL
RKZ012A105

'21 • SRK-T-324
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8
-
EN-2
WARNING
●Do not bundle, roll, or step on connection
cables to prevent cables from becoming
deformed.
(Deformation may cause heat generation, fire,
or electric shocks due to loose connection,
insulation failure, current exceeding the
allowable limit, etc.)
●Do not install this product near automatic
control equipment such as an automatic door
or fire-alarm device.
(Such improper installation may cause an
accident due to malfunction of equipment.)
●Do not install this product at a location in
a hospital, etc. where the use of wireless
devices is prohibited.
(Such improper installation may cause
malfunction of medical equipment due to a
wireless device.)
●Do not use this product near a person with a
cardiac pacemaker or implanted defibrillator.
(Such improper use may cause malfunction of
a medical device.)
●Do not disassemble, modify, or repair this
product.
(Such an activity may cause an electric shock,
fire, or any injury.)
●For installation work, request the sales outlet
for the product or an authorized dealer to
install the product.
(Improper installation may cause a water
leakage, electric shock, or fire.)