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- 13 -

1. Remove 2 screws off.
2. Remove board holder B off. (Pull upside)
3. Pull off lead wire assy E.
4. Remove LED holder off.
5. Lean board holder B claw and pull control
    unit B to remove.

FIG. 7

FIG. 6

When remove board holder B, please do in 1
set in order to not forget Seal packing F.

Tapping screw

(M3.5 x 12)

(2 pcs)

Board holder B

LED holder

Lead wire
assy E 

Control unit B

Seal packing F

Board holder B

Claw

NC-PH22, NC-PH30

- 14 -

Open (A point) with minus screwdriver of small
pin.

FIG. 8

FIG. 9

1. Remove body follow the instruction.
2. Remove bottom ring upside with minus 
     screwdriver or etc.
3. Remove 1 screw off.
4. Use minus screwdriver to pry between 2 ribs
    of peg frame and body, and then push out
    peg frame with thumb, then pull it off.

FIG. 9

Bottom ring

Peg frame

Tapping screw
(M4 x 12)

Minus 
screwdriver

4

NC-PH22, NC-PH30

- 15 -

Press clear part of gauge cover from inner
body by thumb and remove it.

1. Remove 4 screws off.
2. Remove Inner lid off.

FIG. 11

FIG. 10

Body

Push by thumb

Gauge cover

Tapping screws (M4 x 10)

Inner lid

Packing A

Seal packing B

Lid comp.

NC-PH22, NC-PH30

- 16 -

1. Remove steam way A.
2. Remove lid packing.

FIG. 12

FIG. 13

1. Remove 4 screws off.
2. Use minus screwdriver to pry between lid
     and pump comp.

Steam way A

Lid packing

Tapping screw
(M4 x 10)

Pump comp.

Lid

NC-PH22, NC-PH30