![Toshiba MMU-AP0242H [66/131] In case of wired remote controller](/img/pdf.png)
Toshiba MMU-AP0242H [66/131] In case of wired remote controller
![Toshiba MMU-AP0242H [66/131] In case of wired remote controller](/views2/1332803/page66/bg42.png)
66
Procedure
1
2
3
4
5
Operation contents
Push [TEST] button for 4 seconds or more.
[TEST] is displayed at the display part and
the mode enters in TEST mode.
Push [ON/OFF] button.
Change the mode from [COOL] to [HEAT] using [MODE] button.
• Do not use [MODE] button for other mode except
[COOL]/[HEAT] modes.
• The temperature cannot be adjusted during test run.
• The error detection is performed as usual.
After test run, push [ON/OFF] button to stop the operation.
(Display on the display part is same to that in Procedure
1 .)
Push [TEST] button to clear the TEST mode.
([TEST] display in the display part disappears and
status becomes the normal stop status.)
7-3. Functions at test run
n Cooling/Heating test run check
The test run for cooling/heating can be performed from either indoor remote controller or outdoor interface
P.C. board.
1. Start/Finish operation of test run
¤ Test run from indoor remote controller
Wired remote controller: Refer to the below item of “Test run” of the wired remote controller.
Wireless remote controller: Refer to the next page item of “Test run” of the wireless remote controller.
u In case of wired remote controller
Note) The test run returns to the normal operation after 60 minutes.
TEMP.
ON / OFF
PROGRAM
DAY
TIME SAVE
TEMP.
ON / OFF
SET
TIME
TIMER SET
TEST
FILTER
RESET
CL
FAN
SAVE
SWING/FIX
VENT
MODE
UNIT LOUVER
1,
5
2,
4
3
1,
5
2,
4
3
FILTER UP/DN
SCHEDULE
FAN
MODE
VENT
FLT.RESET
TEST
SET CL
SWING/FIX
UNIT
LOUVER
TEST
TEST
<RBC-AMT32E> <RBC-AMS41E>
Содержание
- Service manual p.1
- Contents p.2
- The important contents concerned to the safety are described on the product itself and on this service manual please read this service manual after understanding the described items thoroughly in the following contents and keep them p.3
- Safety caution p.3
- Warning p.3
- Warning p.4
- Caution p.4
- Safety caution concerned to new refrigerant p.5
- Pipe materials p.5
- New refrigerant r410a p.5
- Cautions on installation service p.5
- Vacuum pump use vacuum pump by attaching vacuum pump adapter 2 torque wrench 3 pipe cutter 4 reamer 5 pipe bender 6 level vial 7 screwdriver p.6
- Tools whose specifications are changed for r410a and their interchangeability p.6
- Tools exclusive for r410a the following tools for r410a are required p.6
- Spanner or monkey wrench 9 hole core drill 10 hexagon wrench opposite side 4mm 11 tape measure 12 metal saw p.6
- Note 1 when flaring is carried out for r410a using the conventional flare tools adjustment of projection margin is necessary for this adjustment a copper pipe gauge etc are necessary note 2 charging cylinder for r410a is being currently developed p.6
- In addition to the above exclusive tools the following equipments which serve also for r22 are necessary as the general tools p.6
- General tools conventional tools can be used p.6
- Also prepare the following equipments for other installation method and run check 1 clamp meter 2 thermometer 3 insulation resistance tester 4 electroscope p.6
- 1 required tools for r410a mixing of different types of oil may cause a trouble such as generation of sludge clogging of capillary etc accordingly the tools to be used are classified into the following three types 1 tools exclusive for r410a those which cannot be used for conventional refrigerant r22 2 tools exclusive for r410a but can be also used for conventional refrigerant r22 3 tools commonly used for r410a and for conventional refrigerant r22 the table below shows the tools exclusive for r410a and their interchangeability p.6
- When recharge of the refrigerant is required charge the new refrigerant with the specified amount in the procedure as described below p.7
- Use vacuum pump method for an air purge discharge of air in the connecting pipe in installation time p.7
- Recharge of refrigerant p.7
- Mm hexagonal wrench is required p.7
- Environment p.7
- Do not discharge flon gas into the air to protect the earth environment using the vacuum pump method clear the remained air nitrogen etc in the unit if the air remains the pressure in the refrigerating cycle becomes abnormally high and an injury and others are caused due to burst p.7
- Specifications p.8
- 1 indoor unit p.8
- 1 cooling heating capacity is based on single connection operation with standard piping length under japanese industrial standard b 8615 condition 1 2 remote controller and ceiling panel are sold separately p.8
- 1 cooling heating capacity is based on single connection operation with standard piping length under japanese industrial standard b 8615 condition 1 2 remote controller and ceiling panel are sold separately p.9
- 1 cooling heating capacity is based on single connection operation with standard piping length under japanese industrial standard b 8615 condition 1 2 remote controller and ceiling panel are sold separately p.10
- 1 cooling heating capacity is based on single connection operation with standard piping length under japanese industrial standard b 8615 condition 1 2 remote controller and ceiling panel are sold separately p.11
- Z view p.12
- Mmu ap0092h ap0122h p.12
- Construction views external views p.12
- Mmu ap0152h ap0182h p.13
- Drain upstanding size p.13
- Z view p.13
- To 910 ceiling open dimension p.13
- The space that is necessary for equipping and service p.13
- Z view p.14
- To 910 ceiling open dimension p.14
- The space that is necessary for equipping and service p.14
- Mmu ap0242h ap0272h ap0302h p.14
- Drain upstanding size p.14
- Z view p.15
- To 910 ceiling open dimension p.15
- The space that is necessary for equipping and service p.15
- Mmu ap0362h ap0482h ap0562h p.15
- Drain upstanding size p.15
- Color indication p.16
- 1 4 way air discharge cassette type p.16
- Wiring diagram p.16
- Power supply single phase 220 240v 50hz 220v 60hz p.16
- Control p c board for indoor unit mcc 1570 p.16
- Parts rating p.17
- Earth screw p.17
- Air outlet louver p.17
- Air inlet p.17
- 2 name of each part p.17
- 1 parts rating p.17
- Display section p.18
- 9 20 19 p.18
- 3 parts name of remote controller p.18
- Louver lock display 4 way air discharge cassette type 2h series only p.19
- Central control display p.19
- Air volume select display p.19
- 9 20 19 p.19
- Unit number display p.19
- Operation ready display p.19
- Mode select control display p.19
- Louver number display exapmle 01 02 03 04 p.19
- Remote controller sensor p.20
- Option p.20
- Operation section p.20
- Requirement p.21
- Preparation p.21
- 4 correct usage p.21
- In case of heating for heat pump model only p.22
- In case of cooling p.22
- 5 automatic operation super heat recovery type only p.22
- 6 adjustment of wind direction p.23
- 4 way air discharge cassette type 2h series p.23
- 4 way air discharge cassette type 1h series compact 4 way type p.23
- Right left air direction adjustment p.23
- In heating operation for heat pump model only p.23
- In cooling operation p.23
- For under ceiling 1 way air discharge cassette high wall type p.23
- For heating heat p.23
- For cooling cool p.23
- For all models p.23
- Caution p.23
- Unit select button p.24
- In heat operation for heat pump model only p.24
- In fan operation p.24
- In cool dry operation p.24
- How to stop swinging p.24
- How to start swinging p.24
- How to set up the wind direction p.24
- 4 way air discharge cassette 1 way air discharge cassette 2sh series under ceilingtype p.24
- Timer operation p.26
- 7 timer operation p.26
- 8 installation p.27
- Warning p.27
- Use a leakage breaker with an appropriate capacity p.27
- Make sure that a leakage breaker is connected p.27
- Installation place p.27
- Electrical wiring p.27
- Do not install the air conditioner in the following places p.27
- Caution p.27
- Be careful with noise or vibrations p.27
- Daily maintenance p.28
- Cleaning of air filters p.28
- Checks before operation p.28
- Caution p.28
- 9 maintenance p.28
- Warning p.28
- If you do not plan to use the unit for more than 1 month p.28
- Warning p.29
- Re installation p.29
- Maintenance list p.29
- For environmental conservation it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner when the air conditioner is operated for a long time periodic maintenance once a year is recommended furthermore regularly check the outdoor unit for rust and scratches and remove them or apply rustproof treatment if necessary as a general rule when an indoor unit is operated for 8 hours or more daily clean the indoor unit and outdoor unit at least once every 3 months ask a professional for this cleaning maintenance work such maintenance can extend the life of the product though it involves the owner s expense failure to clean the indoor and outdoor units regularly will result in poor performance freezing water leakage and even compressor failure p.29
- Caution p.29
- Be sure to clean the heat exchanger with pressurized water if an commercially detergent strong alkaline or acid cleaning agent is used the surface treatment of the heat exchanger will be marred which may degrade the self cleaning performance for details contact the dealer p.29
- Ask the dealer or an installation professional to re install the air conditioner to a new place or move it to another place and to observe the following items if the air conditioner is inappropriately installed by yourself it may cause electric shock or fire p.29
- Fan rotation of stopped unit p.30
- Defrost operation during heating operation for heat pump model only p.30
- Cooling heating operation of modular multi system air conditioner p.30
- Check before operation p.30
- Characteristics of heating operation for heat pump model only p.30
- Air conditioner operating conditions p.30
- 10 air cinditioner operations and performance p.30
- Warning p.30
- Protective device high pressure switch p.30
- Minutes protection p.30
- Main power failure p.30
- Heating capacity for heat pump model only p.30
- If any of the following conditions occur turn off the main power supply switch and immediately contact the dealer switch operation does not work properly the main power fuse often blows out or the circuit breaker is often activated a foreign matter or water fall inside the air conditioner when the air conditioner does not operate even after the cause of the protective device activation has been removed the operation lamp and on the remote controller are flashing p.31
- Check the points described below before asking repair servicing p.31
- Caution p.31
- Any other unusual conditions are observed p.31
- 11 when the following symptoms are found p.31
- Confirmation of error history p.32
- Confirmation and check p.32
- Precautions for safety p.33
- Accessory parts p.33
- 12 installation manusl p.33
- Selection of installation place p.34
- Unit m p.35
- Shielding plate sold separately p.35
- Selection of installation place p.35
- Requirement p.35
- Or more p.35
- Model mmu p.35
- Installation space p.35
- Discharge direction p.35
- Directions 2 directions p.35
- Ceiling height p.35
- Ap0362h type to ap0562h type p.35
- Ap0092h type to ap0302h type p.35
- Installation p.36
- Install the bolts with insert brackets or anchor bolts p.36
- External view p.36
- Existing concrete slab p.36
- Use existing angles or install new support angles p.36
- Use a hole in anchors hole in plugs or a hole in bolts p.36
- Treatment of ceiling p.36
- Steel flame structure p.36
- Requirement p.36
- Opening a ceiling and installation of hanging bolts p.36
- New concrete slab p.36
- Requirement p.37
- Installation of remote controller sold separately p.37
- Installation of ceiling panel sold separately p.37
- Installation of ceiling opening and hanging bolt p.37
- Installation p.37
- In case of wireless type p.37
- Drain piping work p.38
- Caution p.38
- Refrigerant piping and evacuating p.39
- Work using double spanner p.40
- Electrical work p.40
- Wire connection p.41
- Requirement p.41
- Electrical work p.41
- Caution p.41
- Wiring on the ceiling panel p.42
- Wiring for flow selector unit sold separately p.42
- Wiring between indoor and outdoor units p.42
- Remote controller wiring p.42
- Electrical work p.42
- Address setup p.42
- Applicable controls p.43
- Change of lighting time of filter sign p.44
- Caution p.44
- Applicable controls p.44
- When wireless remote controller is used p.44
- To select horizontal wind direction p.44
- To secure better effect of eating p.44
- How to set up swing type p.44
- Applicable controls p.45
- Test run p.46
- Heating test run p.46
- Cooling test run p.46
- 3 4 5 6 p.46
- Maintenance p.47
- Caution p.47
- Trouble shooting p.48
- Trouble shooting p.49
- Trouble shooting p.50
- Refrigerating cycle diagram p.51
- 1 control specifications p.52
- When power supply is reset p.52
- Room temp control p.52
- Remarks p.52
- Outline of specifications p.52
- Operation mode selection p.52
- Distinction of outdoor unit when the power supply is reset the outdoors are distinguished and the control is selected according to the distinguished result 2 setting of indoor fan speed and existence of air direction adjustment based on eeprom data select setting of the indoor fan speed and the existence of air direction adjustment 3 if resetting the power supply during occurrence of a trouble the check code is once cleared after on off button of the remote controller was pushed and the operation was resumed if the abnormal status continues the check code is again displayed on the remote controller p.52
- Control outline p.52
- Based on the operation mode selecting command from the remote controller the operation mode is selected p.52
- Air speed rpm air direction adjustment p.52
- Adjustment range remote controller setup temperature c p.52
- Prevention of cold air discharge p.55
- Outline of specifications remarks p.55
- N a zone is displayed p.55
- In heating operation the mode changes to ll if thermostat is turned off p.55
- In heating operation the higher temperature of tc2 sensor and tcj sensor is compared with temperature of tc1 sensor and then the lower temperature is used to set the upper limit of the fan tap when b zone has continued for 6 minutes the operation shifts to c zone in defrost time the control point is set to 6 c p.55
- Air speed selection continued in case of 4 way discharge cassette type p.55
- Tcj temperature of indoor heat exchanger sensor in d and e zones priority is given to remote control ler air speed setup p.55
- Selection of high ceiling type code no 5d or selection of high ceiling on p c board sw501 p.55
- Selection of the contents that can be operated by the remote controller at the indoor unit side is possible according to setting at the central controller side 2 setting contents p.58
- Selection of central control mode p.58
- Remarks p.58
- Outline of specifications p.58
- In case of wired remote controller type central control display goes on in the central control mode display flashes when an item of the operation prohibited was changed on the remote controller in case of wireless remote controller type the display lamp does not change but the contents that can be operated are same in the central control mode 1 the operation from the wireless remote controller in the central control mode is notified with the receiving sound pi pi pi pi pi 5 times p.58
- In case of tcc link central control p.58
- In case of ai net central control p.58
- Displayed on the remote controller the indoor fan stops in order to prevent discharge of cool air when heating operation started or during heating operation including the defrost operation during thermo off p.58
- Displayed on the remote controller 1 when the following check codes are indicated open phase of power supply wiring p05 was detected there is an indoor unit that detected the indoor overflow p10 there is an indoor unit that detected the interlock alarm l30 2 during force thermo off cool dry operation is unavailable because the other indoor unit operates with heat mode heat operation is unavailable because cool priority sw11 bit1 of the outdoor i f p c board is on is set and the other indoor unit operates with cool dry mode 3 the above indoor units that cannot operate stay in thermo off status 4 the indoor fan stops because the system performs recovery operation for heating refrigerant oil p.58
- Display of ready heat ready p.58
- Display no display for wireless type remote controller p.58
- Display p.58
- 1 if the operation select modes are different in the central 2 to 4 from those at the central controller side the operations temp setting air volume setting and air direction setting are inoperable p.58
- In all operations p.59
- Remarks p.59
- Outline of specifications p.59
- In cooling dry operation in heating fan operation p.59
- Connection of wired remote controller p.62
- Configuration of control circuit p.62
- 1 indoor unit p.62
- 1 1 indoor controller block diagram p.62
- Max 8 units are connectable 1 1 however in a case that the network adaptor is installed when 2 wireless remote controller kits are connected maximum 7 units are connectable 2 the network adaptor is installed to only p.63
- Indoor unit 1 p.63
- Connection of wireless remote controller kit p.63
- Wired remote controller weekly timer p.64
- Max 8 units are connectable 1 1 however in a case that the network adaptor is installed when 2 wireless remote controller kits are connected maximum 7 units are connectable 2 the network adaptor is installed to only 3 the weekly timer cannot be connected to the simple wired remote controller p.64
- Indoor unit 1 p.64
- Connection of both wired remote controller and wireless remote controller kit p.64
- Mcc 1570 p.65
- 2 indoor p c board p.65
- In case of wired remote controller p.66
- Cooling heating test run check p.66
- 3 functions at test run p.66
- In case of wireless remote controller p.67
- To exchange the indoor pmv coil set the indoor pmv to max opening degree for the detailed positions of chk pin cn71 on indoor p c board and disp pin cn72 on indoor p c board refer to the indoor p c board mcc 1570 p.68
- This function is provided to check the operation of the indoor unit singly without communication with the remote controller or the outdoor unit this function can be used regardless of operation or stop of the system however if using this function for a long time a trouble of the equipment may be caused limit using this function within several minutes p.68
- Short circuit chk pin cn71 on the indoor p c board the operation mode differs according to the indoor unit status in that time normal time both float sw and fan motor are normal abnormal time either one of float sw or fan motor is abnormal 2 restricted to the normal time if short circuiting disp pin cn72 on the indoor p c board in addition to short circuit of chk pin cn71 on the indoor p c board the minimum opening degree 30pls can be set to the indoor pmv only when open disp pin the maximum opening degree 1500pls can be obtained again p.68
- Open chk pin while the system is operating it stops once but automatically returns to operation after several minutes p.68
- How to operate p.68
- How to clear p.68
- Check function for operation of indoor unit functions at indoor unit side p.68
- 4 optional connector specifications of indoor p c board p.69
- Applied control p.70
- 1 setup of selecting function in indoor unit be sure to execute setup by a wired remote controller p.70
- Table function selecting item numbers dn items necessary to perform the applied control at the local site are described p.71
- 1 initial setting value of eeprom installed on the service p c board p.72
- Item code 11 p.72
- Item code 10 p.72
- Indoor unit capacity p.72
- Wiring diagram using remote control interface tcb ifcb 4e2 p.73
- Wiring and setup p.73
- Use the exclusive connector for connection with the indoor control p c board in a group control the system can operate when connecting with any indoor unit control p c board in the group however when taking out the operation error signal from the other unit it is necessary to take out from each unit individually p.73
- Start stop input signal operation start stop in unit 2 operation signal output during normal operation 3 error signal output during alarm serial communication error or indoor outdoor protective device operation p.73
- Remote location on off control box tcb ifcb 4e p.73
- Input ifcb 4e2 no voltage on off serial signal output no voltage contact for operation error display contact capacity below max ac240v 0 a p.73
- Control items p.73
- 2 applied control in indoor unit p.73
- Ventilating fan control from remote controller p.74
- Operation p.75
- Leaving on prevention control p.75
- Function p.75
- Control items p.75
- Wiring p.75
- Power peak cut from indoor unit p.75
- Address setup manual setting from remote controller p.76
- 9 10 11 p.76
- 3 4 5 6 p.76
- Confirmation of indoor unit no position p.77
- How to change all indoor addresses from an arbitrary wired remote controller p.80
- 3 4 5 6 7 8 p.80
- Monitoring function of remote controller switch p.82
- Calling of display p.82
- Led display on p c board p.83
- D504 green remote controller communication p.83
- D503 yellow indoor outdoor central control p.83
- D501 red p.83
- D403 red p.83
- 1 troubleshooting summary p.84
- Troubleshooting procedure p.84
- Troubleshooting p.84
- Before troubleshooting p.84
- Goes on flashes goes off a alternate flashing condition is alternate when there are two flashing led s simultaneously two led flash simultaneously when there are two flashing led p.85
- Check code display list indoor unit p.85
- 2 how to check p.85
- Check code display list outdoor unit p.87
- In case of wired remote controller rbc amt32e p.90
- How to read the check monitor display p.90
- 3 troubleshooting by check display on remote controller p.90
- Unit no display alarm display p.91
- In case of central remote controller tcb sc642tle2 p.91
- Confirmation of error history p.91
- Confirmation and check p.91
- Indoor unit display part receiving unit wireless type p.92
- Goes off goes on flash 0 second p.92
- When specifying the check code check 7 segment display on the center unit for the check code which is not displayed on the outdoor 7 segment confirm it in section 9 2 how to check check code display list indoor unit p.92
- Others except check code p.94
- 4 check code and check position displayed on the remote controller and outdoor unit 7 segment display of interface p.95
- 1 all stop only in case of the header unit the follower unit continues operation mg sw magnet switch ocr over current relay p.98
- Mg sw magnet switch ocr over current relay p.100
- Error detected by tcc link central control device p.105
- Temperature sensor characteristics p.106
- Indoor unit p.106
- 5 sensor characteristics p.106
- X caution x p.107
- Detachments p.107
- Detachment p.107
- Attachment p.107
- Detachment p.108
- Attachment p.108
- Attachment p.109
- Detachment p.109
- X caution x p.110
- Detachment p.110
- Attachment p.110
- Detachment p.111
- Attachment p.111
- Detachment p.112
- Attachment p.112
- X caution x p.113
- Attachment p.113
- Detachment p.114
- Attachment p.114
- Detachment p.115
- Attachment p.115
- Detachment p.116
- Attachment p.116
- Detachment p.117
- Attachment p.117
- P c board exchange procedures p.118
- Caution p.118
- Case 2 p.118
- Case 1 p.118
- 1 exchange of p c board for indoor service p.118
- The setting data modified on the site other than factory set value stored in the eeprom shall be read out p.119
- The code no for the indoor unit type and indoor unit capacity are required to set the rotation number setting of the fan 2 if the system indoor group addresses are different from those before replacement the auto address setting mode starts and the manual resetting may be required again when the multiple units group operation including twin system p.119
- Setting data read out from eeprom p.119
- P c board for indoor unit servicing replacement procedures p.119
- Code no required at least p.119
- Case 2 p.119
- Case 1 p.119
- Setting 4 way air discharge cassette indoor unit model only p.120
- Caution p.120
- Wiring the setting data to eeprom p.120
- The eeprom ic503 is attached to the ic socket when detaching the eeprom use a tweezers etc be sure to attach the eeprom by fitting its direction as shown in the figure do not bend the ic lead when replacing p.121
- Type item code 10 indoor unit capacity item code 11 p.122
- Exploded views and parts list p.123
- Mmu ap0092h ap0122h ap0152h ap0182h ap0242h p.125
- Mmu ap0272h ap0302h ap0362h ap0482h ap0562h p.128
- Rbc u31pg w ws e rbc u31pgs w ws e p.129
- 311 302 p.129
- 308 309 p.129
- 307 323 324 p.129
- Rbc ax31u w e rbc ax31u ws e p.130
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