AL-KO HW 4500 FCS COMFORT - Инструкция по эксплуатации - Страница 17

Maintenance and care

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17

Cleaning the filter

1. Unscrew the drain screw filter chamber 

(Fig.

A  -10)

  of  the  draining  opening,  drain  the  fil-

ter  chamber  and  close  the  draining  opening

again.

2. Unscrew the clear filter cover 

(Fig. A -1)

 using

the filter key 

(Fig. C -19/D)

 .

3. Remove  the  filter 

(Fig.  C  -21)

  from  the  filter

housing 

(Fig.  A  -2)

  and  clean  under  flowing

water.

4. Cleaning the filter housing and clear sight filter

cover.

5. Before  fitting  the  filter,  check  the  filter  seal

(Fig. C -20)

 and the housing seal 

(Fig. C -24)

for damage, and replace if necessary.

6. Fit the filter, screw the filter clear sight cover in

place and tighten hand-tight with the filter key.

Cleaning the check valve

1. Removing  and  fitting  the  filter 

(see  Section

"Cleaning the Filter")

.

2. Unscrew  check  valve 

(Fig.  C  -22)

  and  clean

under flowing water.

3. Replace seal 

(Fig. C -23)

 if necessary.

4. Fit check valve.

Unscrew float body

1. Pressure  line 

(Fig.  B  -13),

  with  elbow  nipple

(Fig. B -14),

 and connecting nipple 

(Fig. B -16)

.

2. Unscrew screw-in nipple 

(Fig. D -25)

 with seal

(Fig.  D  -26)

  .  Note  the  fitting  position  of  the

float body 

(Fig. D -27)

 . Pull out the float body

and clean it.

3. Replace the float body - note fitting position.

Remove blockages

1. Isolate  the  unit  from  the  mains  and  secure

against switching on again.

2. Remove the suction hose from pump inlet.
3. Connect the pressure hose to the water sup-

ply.

4. Allow water to run through the pump housing

until the blockage is removed.

5. Check that the pump is running freely by swit-

ching it on briefly.

6. Start the house water system again as descri-

bed.

Pressure Switch

ADVICE

The switch-on and switch-off pressure of

the house water system is pre-set in the

factory. Any changes that may be requi-

red should only be made by the specia-

list dealer.

STORAGE

ADVICE

If  there  is  a  risk  of  frost,  the  entire  sys-

tem must be drained (pump, lines, stor-

age vessel and filter chamber).

1. Drain  the  suction  line 

(Fig.  B  -18)

  and  the

pressure line 

(Fig. B -13)

.

2. Unscrew the drain screw on the filter chamber

(Fig. A -10)

 and allow the water to flow out of

the pump.

➯

The  water  in  the  storage  vessel  (Fig.  A

-6) is pushed out by the air bellows at the

same time.

3. Unscrew the drain screw on the pump cham-

ber 

(Fig.  A  -9)

  and  allow  the  storage  vessel

(6) to empty.

4. Screw the drain screws 

(Fig. A -9, 10)

 back in

position and store the pump, lines and storage

vessel in a frost-free environment.

DISPOSAL

Do not dispose of old

equipment,batteries or accumulators

as householdwaste!

Product, packaging, and accessories

were made with recyclable materials, and

should be disposed of accordingly.

HELP IN CASE OF A MALFUNCTION

CAUTION!

Disconnect  the  mains  plug  before  any  fault  rectification  work.  Faults  in  the  electrical  system

must be rectified by an expert electrician.