How often should I clean the Daikin OTERRA R-32 filter?

Daikin OTERRA R-32 Engineering Data does not publish a calendar interval for this line in the sourced maintenance section. It identifies dirty filter maintenance as a condition to address, so treat visible dirt, weak airflow, or reduced cooling/heating as the manual-backed trigger. The source note is: Titanium apatite deodorizing filter (without frame) KAF970A46.

Is the Daikin OTERRA R-32 filter washable or disposable?

The sourced rows are treated as washable air-filter entries unless the capacity table shows a specific OEM disposable-filter part number for that model.

Replacement parts and filters

Daikin OTERRA R-32 Replacement Parts & Filters

Covers 4 OTERRA R-32 systems. Part numbers and fit notes identify compatibility only; no manufacturer endorsement is implied.

View Fitment

Capacity and SKU fitment

Use the exact indoor and outdoor model pair before ordering; shared parts and capacity-specific parts are separated by row.

Capacity	Model	SKU pair	Documented part numbers
9k BTU	Daikin OTERRA 9,000 BTU R-32 208/230V (FTXF09BVJU9 / RXF09BVJU9)	FTXF09BVJU9 / RXF09BVJU9	control interface: KRP413BB1S drain pan heater: KEH068A41 drain plug: KKP937A4 filter deodorizing: KAF970A46 remote control cord: BRCW901A03 wired controller: BRC944B2
12k BTU	Daikin OTERRA 12,000 BTU R-32 208/230V (FTXF12BVJU9 / RXF12BVJU9)	FTXF12BVJU9 / RXF12BVJU9	control interface: KRP413BB1S drain pan heater: KEH068A41 drain plug: KKP937A4 filter deodorizing: KAF970A46 remote control cord: BRCW901A03 wired controller: BRC944B2
18k BTU	Daikin OTERRA 18,000 BTU R-32 208/230V (FTXF18BVJU9 / RXF18BVJU9)	FTXF18BVJU9 / RXF18BVJU9	control interface: KRP413BB1S drain pan heater: KEH064A41 drain plug: KKP937A4 filter deodorizing: KAF970A46 remote control cord: BRCW901A03 wired controller: BRC944B2
22.4k BTU	Daikin OTERRA 24,000 BTU R-32 208/230V (FTXF24BVJU9 / RXF24BVJU9)	FTXF24BVJU9 / RXF24BVJU9	control interface: KRP413BB1S drain pan heater: KEH064A41 drain plug: KKP937A4 filter deodorizing: KAF970A46 remote control cord: BRCW901A03 wired controller: BRC944B2

Parts & filters

control-interface

Daikin wiring adaptor for timer clock or remote controller

Fits: Daikin OTERRA R-32 systems
OEM part number: KRP413BB1S
Fit note: Applies to all 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (KRP413BB1S)

drain-pan-heater

Daikin outdoor unit drain pan heater

Fits: Daikin OTERRA R-32 systems
OEM part number: KEH064A41
Fit note: Applies to 2 of 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Drain pan heater KEH068A41 KEH064A41)

drain-pan-heater

Daikin outdoor unit drain pan heater

Fits: Daikin OTERRA R-32 systems
OEM part number: KEH068A41
Fit note: Applies to 2 of 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Drain pan heater KEH068A41 KEH064A41)

drain-plug

Daikin outdoor unit drain plug

Fits: Daikin OTERRA R-32 systems
OEM part number: KKP937A4
Fit note: Applies to all 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Drain plug KKP937A4)

filter-deodorizing

Daikin titanium apatite deodorizing filter without frame

Fits: Daikin OTERRA R-32 systems
OEM part number: KAF970A46
Fit note: Applies to all 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Titanium apatite deodorizing filter (without frame) KAF970A46)

remote-control-cord

Daikin wired remote controller cord, 9.8 ft

Fits: Daikin OTERRA R-32 systems
OEM part number: BRCW901A03
Fit note: Applies to all 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Length 9.8 ft (3 m) BRCW901A03)

wired-controller

Daikin wired remote controller

Fits: Daikin OTERRA R-32 systems
OEM part number: BRC944B2
Fit note: Applies to all 4 covered systems in this line; confirm the exact indoor/outdoor SKU in the capacity table before ordering.
Source: Daikin OTERRA R-32 Engineering Data, 13. Options - 13.1 Option List, page p. 169 (Wired remote controller BRC944B2)

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Frequently asked questions

How often should I clean the Daikin OTERRA R-32 filter?: Daikin OTERRA R-32 Engineering Data does not publish a calendar interval for this line in the sourced maintenance section. It identifies dirty filter maintenance as a condition to address, so treat visible dirt, weak airflow, or reduced cooling/heating as the manual-backed trigger. The source note is: Titanium apatite deodorizing filter (without frame) KAF970A46.
Is the Daikin OTERRA R-32 filter washable or disposable?: The sourced rows are treated as washable air-filter entries unless the capacity table shows a specific OEM disposable-filter part number for that model.