Daikin FLY35GV1NB [61/67] Removal of electrical parts box and pc board 1 3 be sure to turn off all power supplies

SiE-84

Service Manual 53

Removal of electrical parts box and PC Board (1/3) Be sure to turn off all power supplies

Procedure Points

1. Removing PCB



Remove earth wire and heat

exchanger thermistor harness.

 Remove two connectors of

interconnection wire at rear

side of motor.

 Remove cover of electrical

parts box. (Disengage two

hooks).

Remove wires with clips (From hook)

❈Clamp harnesses and wires

with clips as they were when

reassembling.

Negligence of above procedure

may result in catching wire with

front cover and causes

malfunction.

Remove wires

with clips (from

hook).

Hook.

SIE2-84.book Page 53 Wednesday, May 30, 2001 10:29 AM

Содержание

Table of contents 1
Safety cautions 2
Warning 2
Caution 3
Warning 3
Caution 4
Warning 4
Warning 5
Caution 6
Warning 6
Caution 7
Split system room air conditioners fl y series 9
1 fl25 35 40 45gv1nb fly22 35 40 50gv1nb 10
Pcb1 control 10
Printed circuit board connector wiring diagram and name 10
Service manual 10
Sie 84 10
Note this drawing shows pcb for fl25 45gv1nb 11
Pcb a2 cooling only 11
Pcb2 power supply 11
Service manual 3 11
Sie 84 11
2 p c b for photo and display for all cooling model 12
Service manual 12
Sie 84 12
List of functions 13
Service manual 5 13
Sie 84 13
1 2 operation mode heat pump model only 14
1 operation mode 1 1 program dry operation cooling only model 14
Main functions 14
Service manual 14
Sie 84 14
2 1 cooling monitoring function cooling only model 15
2 monitoring function 15
Service manual 7 15
Sie 84 15
2 2 monitoring function heat pump model 16
3 auto restart 16
4 3 minutes standby function 16
Service manual 16
Sie 84 16
5 filter check indicator 17
6 air purification filter 17
The filter check indicator located at the center of the unit will indicate the time for cleaning the air filters 17
7 emergency operation function on off switch 18
8 powerful operation 18
Notes on powerful operation 18
Powerful heating function time chart 18
Service manual 18
Sie 84 18
9 step flow 19
Fig 1 8 19
Heating in the case of swing off start 19
Heating in the case of swing on start 19
In the beginning of a heating operation the unit sends warm air towards the wall behind the unit to prevent the air from directly blowing on people in the room after a while it blows air downward to warm up the area close to the floor after the walls and floor become warm the unit sends out air according to the set angle and fan speed air flow angle and fan speed set from remote control 19
Service manual 11 19
Sie 84 19
Step 1 step 2 step 3 the flap is set to angle the flaps move to send air downward when 5 minutes elapse from a or the heat exchanger temperature becomes 34 c or higher 19
The flaps move to the position of the stored data when 5 minutes elapse from b or condition 1 is met 19
The flaps remain in the preset position for about 10 seconds before they return to the full open processing 19
10 auto swing 20
11 auto fan speed 20
B ceiling suspended installation b ceiling suspended installation blade angle blade angle 20
Cooling 20
Cooling only model 20
Heat pump model a floor level installation a floor level installation blade angle blade angle 20
Heating 20
Service manual 20
Sie 84 20
The laps automatically move up and down to send air over a wide area 20
When the fan speed is set to auto or when the unit operates in the program dry mode the unit automatically adjusts to the most appropriate fan speed according to the temperature setting and room temperature 20
12 night set mode 21
A 0 temperature shift 21
After that the unit will lower temperature 2 c lower than the set temperature and heat for 30 minutes and continue cooling at that temperature 21
After that the unit will raise temperature 0 c higher than the set temperature and cool for 30 minutes 21
After that the unit will raise temperature another 0 c and continue cooling at that temperature 21
B maintains the same temperature 21
Cooling only model 21
During cooling 21
During heating 21
Heat pump model 21
It is possible to change the airflow setting while the off timer is in operation however changing the airflow setting cancels the shift up of the set temperature 21
Minutes 21
Note no higher temperature setting on program dry or auto operation 21
Operation stops at set time 21
Service manual 13 21
Set temp 21
Set temperature 21
Set the off timer 21
Setting the off timer forcibly changes the airflow adjustment to the tap l setting 21
Sie 84 21
The unit will cool the room at the set temperature for 1 hour from when the timer starts counting 21
The unit will heat the room at the set temperature for 1 hour from when the timer starts counting 21
Thermostat setting 21
This mode automatically keeps temperature slightly higher than the temperature setting in this way there is no need to worry about overcooling while sleeping and it also saves on electricity 21
Timer operation night set circuit on 21
Timer operation night set circuit on 1 hour later 21
Timer start 21
13 freeze protection function 22
14 overload control 22
Service manual 22
Sie 84 22
15 defrosting operation heat pump model only 23
Service manual 15 23
Sie 84 23
16 hot start heat pump model only 24
17 forced cooling function 24
By moving slide switch sw1 on the outdoor unit printed circuit board from n to c the unit can be set in a forced cooling operation used for pump down operation 24
Service manual 24
Sie 84 24
To prevent cold draft in the beginning of a heating operation the unit detects the temperature of the indoor heat exchanger and stops the fan or set to the ll tap operation to ensure comfortable heating during defrosting operation and thermostat on the same control function activates to prevent cold draft in the heating operation 24
18 test run function 25
Service manual 17 25
Sie 84 25
1 indoor and outdoor unit indoor unit 26
Caution 26
Indoor unit 26
Opening the front grille 26
Service manual 26
Sie 84 26
System configuration 26
Outdoor unit 27
2 remote control 28
Display 28
Displays the current settings in this illustration each section is shown with all its dis plays on for the pur pose of explanation some models may not show all its indi cations 28
Mode selector button 28
Off timer button 28
On timer button 28
Remote control 28
See page 25 timer operation 28
Selects the operation mode 28
Send signals to the indoor unit 28
Service manual 28
Sie 84 28
Transmitter 28
3 preparation before operation 29
Attention 29
Choose a place from where the signals reach the unit 29
Fit the claw of the holder into the bottom of the remote control and push the remote control onto the wall 29
Fix the holder to a wall a pillar etc with the screws supplied with the holder 29
Operating the remote control 29
Press with a finger and slide the back cover to take it off 29
Remote control 29
Set the back cover as before 29
Set two alkaline dry batteries lro3 29
Setting the batteries 29
To fix the remote control holder on the wall 29
Am is displayed 30
Attach an air purification filter to each air filter 30
Be careful not to cool the room too much keeping the temperature setting at a moderate level helps save energy 30
Blinks 30
Indoor unit 30
Open the front grille 30
Press blinks 30
Pull out the air filters 30
Set the air filters in their original positions and close the front grille 30
Set the air purification filters 30
Setting the air purification filters 30
Setting the clock 30
To change the air flow direction 31
To change the air flow rate setting 31
To stop 31
Adjusting the horizontal blade flap 32
Adjusting the louvre 32
Attention 32
To change the air flow direction 32
To change the air flow rate setting 32
To change the temperature setting 32
To stop 32
7 timer operation 33
8 powerful operation 33
Attention 33
Combining on timer and off timer 33
Notes on off timer 33
Notes on on off timer 33
Off timer operation 33
On timer operation 33
Press once again 33
Press until the time setting reaches the point you like 33
To cancel powerful operation 33
To cancel the timer 33
9 care and cleaning 34
As they were and close the front grille 34
Attach the air purification filter 34
Caution 34
Cleaning the air filters 34
Cleaning the indoor and outdoor units and the remote control 34
Open the front grille 34
Push cleaning lamp reset button 34
Replacing air purification filters 34
Set the air purification filters and the air filters as they were and close the front grille 34
Take off the air purification filters and clean them 34
Take off the purifying filters 34
Before a long idle period 35
Disposal requirements 35
Press and select 35
Press and set the temperature to 32 c 35
1 outline 36
Diagnosis using remote control 36
Diagnosis with leds 36
Fault diagnosis 36
Service manual 36
Sie 84 36
Arc 417 series 37
Fault diagnosis by wireless remote control 37
Service manual 29 37
Sie 84 37
The code indication changes in the sequence shown below and notifies with a long beep 37
Check if the grounding has been made 38
Check the led for the outdoor unit 38
Connect the power supply again 38
Diagnosis 38
Diagnosis flow 38
Does the led a blink yes 38
Service manual 38
Sie 84 38
Diagnosis 39
Service manual 31 39
Sie 84 39
Diagnosis 40
Service manual 40
Sie 84 40
Diagnosis remote control display u4 41
No going off 41
Service manual 33 41
Sie 84 41
Yes yes 41
No going off 42
Service manual 42
Sie 84 42
No going off 43
Service manual 35 43
Sie 84 43
Service manual 44
Sie 84 44
Diagnosis remote control display a5 45
Service manual 37 45
Sie 84 45
Air conditioner does not operate and led for operation blinks 46
Diagnosis remote control display a6 46
Fault diagnosis and countermeasure countermeasure 46
Indoor unit has emergency operation switch test run selector 46
Replace capacitor replace pcb 46
Replace dry battery 46
Replace fan motor 46
Replace indoor unit pcb 46
Replace the fan motor 46
Replace the pcb 46
Replace wireless remote control 46
Service manual 46
Sie 84 46
Diagnosis remote control display c4 47
Diagnosis remote control display c9 47
Service manual 39 47
Sie 84 47
Diagnosis remote control display e5 48
Diagnosis remote control display h9 48
Service manual 48
Sie 84 48
Diagnosis remote control display j6 49
Diagnosis remote control display p3 49
Service manual 41 49
Sie 84 49
1 press on off button to turn on the system 2 simultaneously press down up and mode buttons 3 press mode button twice t will appear on the display to indicate that trial operation mode is selected 4 trial run mode terminates in approx 30 minutes and switches into normal mode to quit a trial operation press on off button 50
3 carry out the test operation in accordance with the operation manual to ensure that all functions and parts such as louver movement are working properly the air conditioner requires a small amount of power in its standby mode if the system is not to be used for some time after installation shut off the circuit breaker to eliminate unnecessary power consumption if the circuit breaker trips to shut off the power to the air conditioner the system will restore the original operation mode when the circuit breaker is opened again 50
After trial operation is complete set the temperature to a normal level 26 to 28 c 50
After trial operation is complete set the temperature to a normal level 26 to 28 c in cooling mode 20 to 24 c in heating mode 50
For protection the machine disables restart operation for 3 minutes after it is turned off 50
For protection the system disables restart operation for 3 minutes after it is turned off 50
Service manual 50
Sie 84 50
Test run 50
Trial operation and testing 50
Trial operation in cooling mode may be disabled depending on the room temperature use the remote control for trial operation as described below 50
Trial operation may be disabled in either mode depending on the room temperature 50
Centralized control for krc72 krp411a1s and krp410a11s 51
Control function change jumper 51
If the unit was running when a power failure occurred it may not resume operation after recovering from a power failure 51
Separate operation of air condition 51
Service manual 43 51
Sie 84 51
1 for fl 25 35 40 45gv1nb fly22 35 40 50gv1nb 52
Removal of air filter and front grille 1 3 be sure to turn off all power supplies 52
Removal procedure 52
Removal of air filter and front grille 2 3 be sure to turn off all power supplies 53
Removal of air filter and front grille 3 3 be sure to turn off all power supplies 54
Removal of front panel 1 2 be sure to turn off all power supplies 55
Remove four screws located at the back of front panel 55
Remove three screw covers at the front of front panel 55
Service manual 47 55
Sie 84 55
Removal of front panel 2 2 be sure to turn off all power supplies 56
Removal of horizontal blade be sure to turn of all power supplies 57
Removal of photo sensing and swing motor be sure to turn off all power supplies 58
Removal of discharge grille be sure to turn off all power supplies 59
Removal of drain pan be sure to turn off all power supplies 60
Removal of electrical parts box and pc board 1 3 be sure to turn off all power supplies 61
Disconnect fasten terminals from terminal board 62
For heat pump model cut jumper wire j59 when installing the unit to ceil ing 62
Power supply pcb 62
Procedure points 62
Removal of electrical parts box and pc board 2 3 be sure to turn off all power supplies 62
Service manual 62
Sie 84 62
Terminal board 62
The illustration shows control pcb 62
Removal of electrical parts box and pc board 3 3 be sure to turn of all power supplies 63
Removal of fan rotor and motor 1 2 be sure to turn off all power supplies 64
Removal of fan rotor and motor 2 2 be sure to turn off all power supplies 65
Removal of heat exchanger 1 2 be sure to turn off all power supplies 66
Hooking piece is located on the piping side of heat exchanger 67
Removal of heat exchanger 2 2 be sure to turn off all power supplies 67
Remove heat exchanger 67
Remove screws at left side then move heat exchanger to the right 67
Service manual 59 67
Sie 84 67

Daikin FLY35GV1NB [61/67] Removal of electrical parts box and pc board 1 3 be sure to turn off all power supplies

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