manualshive.com logo in svg

Daikin FTXS20K2V1B, Service Manual

Share
Download
Daikin FTXS20K2V1B Service Manual Download Page 19

Si041140

Removal of Swing Motor / PCBs

Removal Procedure

17

5

Release the 4 hooks.
Lift up the upper part of 
the control PCB and 
remove it.

6

The figure shows the 
control PCB.

[S6]: swing motor
[S25]: INTELLIGENT EYE 

sensor PCB

[S26]: display PCB
[S32]: indoor heat exchanger 

thermistor

[S200]: fan motor

Step

Procedure

Points

(R16677)

Hook

Hook

Control 
PCB

(R16653)

[S200]

[S25]

[S26]

[S6]

[S32]

Summary of Contents for FTXS20K2V1B

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Wall Mounted Type 2 0 2 5 kW Class Si041140 ...

Page 2: ...Service Manual Removal Procedure Indoor Unit Applicable Models zHeat Pump FTXS20K2V1B FTXS25K2V1B ...

Page 3: ...Panel 6 4 Removal of Front Grille 7 5 Removal of Vertical Blade ASSYs 8 6 Removal of Electrical Box 10 7 Removal of Swing Motor PCBs 13 8 Removal of Indoor Heat Exchanger 18 9 Removal of Fan Rotor Fan Motor 21 10 Exchange of Piping Direction Drain Hose 24 Note The illustrations may be slightly different depending on the model ...

Page 4: ... ON OFF button is kept pressed for 5 seconds the forced cooling operation is performed for about 15 minutes 2 Remove the air filters 1 Open the front panel to the position where it stops 2 Slightly push up the center of the air filter to unfasten the 2 hooks The air filter is not marked for difference between the right and left sides The air filter can be set easily by inserting it along the guide...

Page 5: ...the air filter and unfastening the projections from the air filter frame 3 Remove the Titanium apatite photocatalytic air purifying filter from its frame at 5 positions by bending it To prevent the damage do not remove the Titanium apatite photocatalytic air purifying filter from the frame when cleaning it The Titanium apatite photocatalytic air purifying filter is not marked for difference betwee...

Page 6: ...aft while bending the horizontal blade slightly The center shaft can be released easily by bending the blade Cautions for reassembling 1 Since the key pattern hook is provided rotate the horizontal blade and fit it to the right shaft first 2 Fit the horizontal blade to the center and left shafts 3 Unfasten the left shaft of the horizontal blade 4 Unfasten the right shaft of the horizontal blade R1...

Page 7: ...Si041140 Removal of Horizontal Blade Removal Procedure 5 5 Remove the horizontal blade Step Procedure Points R16663 ...

Page 8: ...ver the position where it stops 2 Release the right rotary shaft The rotary shaft on each side can be released easily by sliding each shaft inward 3 Release the left rotary shaft 4 Remove the front panel When reassembling the front panel fit the right and left rotary shafts one by one into the grooves and fully push them in position Left side Front panel Right side R16664 Right R16665 Rotary shaft...

Page 9: ...e has 3 hooks on the upper part Refer to the removal procedure in a reverse way when reassembling 3 Press each hook and also lift the grille up to unfasten the hooks 4 Pull the upper part of the front grille out and lift the lower part up and then remove the front grille The convex marks on the front panel indicate the position of the hooks When reassembling make sure that all the 3 hooks are fast...

Page 10: ...he fan guard with pliers Narrow the edges of the hook to unfasten it 2 Unfasten the 4 hooks at the bottom Remove the fan guard Repeat the same procedure to remove the fan guard on the other side 3 Unfasten the hooks at the upper 2 positions A vertical blade ASSY has 6 fins It is impossible to replace only one fin The vertical blade ASSY is not marked for difference between right and left Hook Fan ...

Page 11: ...rocedure 9 4 Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver 5 Remove the vertical blade ASSY Repeat the same procedure to remove the vertical blade ASSY on the other side Step Procedure Points R8022 Hook R8023 ...

Page 12: ...tep Procedure Points 1 Disconnect the connecting wires Preparation Remove the front grille according to the Removal of Front Grille 1 Remove the screw of the service cover 2 Pull out the service cover down in the direction of the arrow 3 The figure shows the connections of wire harnesses R16672 Service cover R16673 Terminal board Electrical box Wire retaining plate Indoor heat exchanger thermistor...

Page 13: ...ires Connecting wires 1 black 2 white 3 red yellow green 6 Pull out the indoor heat exchanger thermistor Take care not to lose the clip of thermistor 2 Remove the electrical box 1 Remove the screw and release the earth wire Step Procedure Points R12044 Terminal board R11639 Connecting wires R12045 Indoor heat exchanger thermistor Clip R11268 Thermistor Screw Earth wire R17472 ...

Page 14: ...emove the screw of the electrical box 4 Slide the electrical box to the right first and detach the horizontal blade from the electrical box 5 Pull the electrical box There is a hook on the bottom frame When reassembling fit the rear side of the electrical box to the hook Step Procedure Points R15844 S200 R16649 Hook R12048 R15845 R11657 Hook Bottom frame ...

Page 15: ...k Step Procedure Points 1 Remove the shield plate 2 Preparation Remove the electrical box according to the Removal of Electrical Box 1 Unfasten the hooks at the upper 2 positions of the shield plate 2 2 Unfasten the hook at the lower position and remove the shield plate 2 2 Remove the swing motor 1 Remove the screw of the swing motor R14603 Hook Shield plate 2 Electrical box Hook R16650 Swing moto...

Page 16: ...Press the hook with a flat screwdriver to unfasten it 3 Remove the PCBs 1 Unfasten the hook and release the display PCB ASSY 2 Remove the INTELLIGENT EYE fixing plate by twisting it 3 Unfasten the 3 hooks and remove the INTELLIGENT EYE sensor PCB Step Procedure Points R8037 R14847 R16674 Display PCB ASSY Hook R16675 INTELLIGENT EYE fixing plate R16652 ...

Page 17: ...ver the display PCB ASSY and unfasten the 3 hooks to remove the display PCB 6 Disconnect the connector S27 from the display PCB 7 The figure shows the component parts of the display PCB S27 for control PCB Step Procedure Points R16676 S36 R16651 Display PCB rear side R14848 S27 TIMER lamp Signal receiver Operation lamp ON OFF button ...

Page 18: ...te 1 and unfasten the 2 hooks 2 Slide the shield plate 1 and remove it 3 Release the harnesses from the hooks 4 Disconnect the terminals from the terminal board with pliers 1 black upper 2 white lower 3 red upper green yellow upper green lower Step Procedure Points R12061 Hook Shield plate 1 R12062 R14609 ...

Page 19: ...Lift up the upper part of the control PCB and remove it 6 The figure shows the control PCB S6 swing motor S25 INTELLIGENT EYE sensor PCB S26 display PCB S32 indoor heat exchanger thermistor S200 fan motor Step Procedure Points R16677 Hook Hook Control PCB R16653 S200 S25 S26 S6 S32 ...

Page 20: ... generate an over pressure in refrigeration cycle thus resulting in pipe rupture or accidental injury If the drain hose is embedded in the wall disconnect the drain hose beforehand 1 Remove the screws which fix the indoor unit to the installation plate 2 Lift the indoor unit with a wooden base 3 Pull out the drain hose Place a plastic sheet under the drain hose as remaining drain may leak 4 Discon...

Page 21: ...nut for liquid piping 2 Remove the indoor heat exchanger 1 Remove the indoor unit from the installation plate 2 Unfasten the hook of the piping fixture on the back of the indoor unit Step Procedure Points R12178 Gas piping Liquid piping R12179 Auxiliary piping Piping fixture R8038 R8039 ...

Page 22: ...or heat exchanger be sure to wear gloves or wrap it with cloth before proceeding to the work You may be injured by the fins 5 Push and unfasten the hook on the right side and lift up the indoor heat exchanger 6 Pull the indoor heat exchanger to the front side to unfasten the hooks completely and then remove it Step Procedure Points Auxiliary piping R8040 R8041 R11269 Hook Hook Screw Hook R8042 R80...

Page 23: ...urning off all power supplies before disassembling work Step Procedure Points 1 Remove the right side panel Preparation Remove the indoor heat exchanger according to the Removal of Indoor Heat Exchanger 1 Remove the screw of the right side panel 2 Unfasten the hook of the right side panel 3 Remove the right side panel Right side panel R8044 Hook R8045 R8046 ...

Page 24: ... rotor and the fan motor 1 The fan motor has 3 projections on the right side The fan rotor has a rotating shaft on the left side 2 Remove the fan rotor 3 Press the bearing from outside 4 Remove the bearing Step Procedure Points Fan rotor Fan motor R8047 R8048 Bearing R8049 R8050 ...

Page 25: ...l out the fan motor from the fan rotor to remove The magnet of the fan motor is united with the fan rotor Be careful not to attract metal waste to the magnet Keep away from the materials that can be affected by magnetic force also Step Procedure Points R8051 Hook Motor cover Magnet Coil Fan motor R8052 R8053 ...

Page 26: ... located at the left side with pliers and insert the removed drain plug into the right side with a hexagonal wrench 4 mm 3 Insert the drain hose to the left side and tighten it with the heat insulation fixing screw Caution Do not thrust in the drain plug with a sharp pointed tool like a screwdriver The drain plug may be broken resulting in water leakage After removing the drain hose to prevent wat...

Page 27: ...Revision History Month Year Version Revised contents 08 2012 Si041140 First edition ...

Page 28: ...ories supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and accessories can result in water or refrigerant leakage electrical shock fire or explosion z Read the User s Manual carefully before using this product The User s Manual provides important safety instruct...

Reviews:

No comments

Brands by name

Popular brands

Load more brands