Daikin ATM18MV2S, Service Manual

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Non Inverter Wall Mounted Type 5 0 6 0 7 1 kW Class 15000 18000 Btu h Class Si041254EE ...

Page 2: ...D71FVMV FTM50JV14 FTXD50HVMV FTXD60HVMV FTM50KV1V FTXD71HVMV FTN50JV1G FTXS50FVMV FTN50JV1G9 FTXS60FVMV FTXS71FVMV FTNE50LV1 FTNE60LV1 FTXS50GVMV FTNE50MV1 FTXS60GVMV FTNE60MV1 FTXS71GVMV FTNE50MV14 FTNE60MV14 FTXS50KVM FTNE50MV18 FTXS60KVM FTNE60MV18 FTXS71KVM FTNE50MV1V FTNE60MV1V FTKS50FVM FTKS60FVM FTKS71FVM FTKS50FVMV FTKS60FVMV FTKS71FVMV FTKS50KVM FTKS60KVM FTKS71KVM ...

Page 3: ...lters 2 2 Front Panel 3 3 Front Grille 4 4 Horizontal Blades 5 5 Vertical Blade ASSYs 6 6 Electrical Box 8 7 PCBs 10 8 Swing Motors 12 9 Indoor Heat Exchanger 13 10 Fan Motor Fan Rotor 15 Note The illustrations may be slightly different depending on the model ...

Page 4: ...t marked for difference between the right and left sides Insert the air filter with the FRONT mark faced up When reassembling insert the air filter along the guides Be sure to fasten the hooks when installing the air filter 4 Remove the Titanium apatite photocatalytic air purifying filter if available from the 5 hooks The right and left filters are interchangeable Some models have no Titanium apat...

Page 5: ...k Step Procedure Points 1 Open the front panel over the position where it stops 2 Slide the front panel to the right and release the left shaft When reassembling the front panel fit the right and left shafts one by one into the grooves and fully push them into position 3 4 Release the right shaft in the same way Remove the front panel R23428 Front panel R2754 R2755 ...

Page 6: ...re Points 1 Remove the 3 screws of the front grille 2 Unfasten the 3 hooks on the top of the front grille The convex marks on the front grille indicate the position of the hooks When reassembling make sure that the 3 hooks are securely fastened 3 Pull the upper part of the front grille out and lift the lower part up and then remove the front grille R2758 Front grille R17741 R15467 ...

Page 7: ... the large horizontal blade to the upper position and the small horizontal blade to the lower position 3 4 Slide the horizontal blade lower to the left and release the right shaft Remove the horizontal blade upper in the same way Installation procedure 1 Fit the horizontal blade to the right shaft first Make sure to rotate the horizontal blade so the shaft fits correctly 2 Fit the horizontal blade...

Page 8: ... 1 For auto swing right and left models Some models have fan guards Remove the fan guards beforehand The unit has 3 sets of vertical blade ASSYs linked to one another with interlock rods 1 Release the right and left shafts 2 Unfasten the 3 hooks for each set of vertical blade ASSY 9 hooks 3 Pull the vertical blade ASSYs to the right and remove them Vertical blade ASSY R21153 Interlock rod Hook R27...

Page 9: ...idually The vertical blade ASSY is not marked for difference between right and left 1 Unfasten the hooks at the upper 2 positions 2 3 4 Unfasten the 3 hooks of thevertical blade ASSY by pressing them with a flat screwdriver Remove the vertical blade ASSY Remove the other vertical blade ASSY in the same way Step Procedure Points R18194 Vertical blade ASSY Hook R8022 Hook ...

Page 10: ...the clamp 3 4 5 6 Pull out the indoor heat exchanger thermistor Remove the screw of the earth ground wire Remove the screw of the wire fixture Remove the 4 screws of the connecting wires The position of the indoor heat exchanger thermistor varies depending on the model Be careful not to lose the clip of the thermistor Drip proof plate R2771 R6707 Indoor heat exchanger thermistor Earth ground wire ...

Page 11: ...8 swing motor for vertical blades Some models do not have the harness for S8 9 Remove the screw of the electrical box 10 11 Unfasten the hook at the back of the electrical box Pull out the electrical box When reassembling make sure that the hook at the back of the electrical box is fastened Step Procedure Points S1 R2774 R2775 S6 S8 Electrical box R3205 R17665 Hook ...

Page 12: ...disassembling work Step Procedure Points 1 Remove the screw on the electrical box 2 Unfasten the hook and remove the shield plate The shield plate also has 2 hooks on the upper side at the back 3 Unfasten the 2 hooks on the top and remove the signal receiver unit R17747 Electrical box Shield plate Hook R13224 R2781 Signal receiver unit ...

Page 13: ...me models do not have INTELLIGENT EYE sensor PCB 7 Cut the clamp 8 Unfasten the 2 hooks on the lower side and then the 2 hooks on the upper side Remove the control PCB Step Procedure Points R23374 Clamp INTELLIGENT EYE sensor PCB Display PCB Signal receiver PCB Buzzer PCB Hook Hook Hook R23375 R17913 Upper hook Lower hook Control PCB R17912 ...

Page 14: ...Remove the swing motor 2 Remove the swing motor for vertical blades Remove the swing shaft 1 Remove the swing shaft on the right side 2 Remove the 2 screws and detach the swing motor assembly Some models do not have the swing motor assembly 3 Remove the 2 screws and remove the swing motor The swing motor assembly has 6 hooks R17666 Swing motor R2789 1 Unfasten the hook 2 Pull out the swing shaft R...

Page 15: ...gerant pipe If the refrigerant leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying recharge proper amount of refrigerant From the viewpoint of global environmental protection make sure to use a vacuum pump for air purging Step Procedure Points 1 Unscrew the flare nut for gas piping and liquid piping and disconnect both pipes Hold the indoor un...

Page 16: ...Unfasten the 2 hooks on the left side 6 Unfasten the 2 hooks on the right side 7 Pull the indoor heat exchanger to the front side unfasten the hooks completely and then remove the indoor heat exchanger Step Procedure Points Auxiliary piping R23430 Hook R13231 Hook R13232 Indoor heat exchanger R2802 ...

Page 17: ...mbling the fan motor and the fan rotor provide as much as 5 mm 0 2 inch of play between the side face of the rotor and the bottom frame 1 Insert the fan motor allowing for approx 5 mm 0 2 inch of play 2 Tighten the fan rotor screw until it stops Then give the screw one more turn 3 If the fan rotor rotates appropriately tighten the screw completely 4 If not repeat the procedure from 1 4 Loosen the ...

Page 18: ...041254EE 16 Removal Procedure 6 Remove the fan rotor 7 Remove the 2 screws and then the left side plate 8 Remove the rubber bearing by pushing inward Step Procedure Points Fan rotor R2809 Left side plate R2810 R2811 Bearing ...

Page 19: ... 60 71GV1B 08 2013 Si041254EB Model addition FTN50JV1G FTXD50 60 71HVMV 03 2014 Si041254EC Model addition FTN50JV1G9 FTXS50 60 71GVMV 12 2014 Si041254ED Model addition FTE50 60KV19 ATM18MV2S FTM15 18NV2S FTM50KV1V FTM50JV14 FTNE50 60LV1 FTNE50 60MV1 FTNE50 60MV14 FTNE50 60MV1V 05 2016 Si041254EE Model addition FTNE50 60MV18 ...

Page 20: ...sories 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 instruc...