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KM42.17
Руководство по эксплуатации Страница: 23

Petra KM42.17 — решение проблем с кофейными аппаратами: советы и рекомендации [23/24]

Petra KM42.17 Руководство по эксплуатации онлайн [23/24] 435100

sed against each other. However, if this occurs

anyway, it must be replaced.

No coffee emerges, although the pump is operating

Set the rocking lever (5) in area to the left as far

as possible.

It is possible that the center opening of the pad cas-

sette (6) is clogged by coffee powder or calcium

deposits. A relief valve reduces the pressure to a

harmless value and directs the water into the water

tank (4).

Routinely check that the center opening of the pad

cassette (6) is unobstructed.

Hot water cannot be removed

Check if the rocking lever (5) is at .

The water in the water tank cools off

If the appliance is started, although the rocking lever

(5) is not at or or if the center opening of the

pad cassette (6) is clogged by coffee powder or calci-

um deposits, a relief valve channels hot water into the

water tank (4).

Routinely check that the center opening of the pad

cassette (6) is unobstructed.

The rocking lever cannot be opened

If the center opening of the pad cassette (6) is clog-

ged by coffee powder or calcium deposits, the pres-

sure cannot be completely escape and the rocking

lever (5) is blocked.

Pull the power plug and leave the appliance for

several hours, so that the pressure can be redu-

ced. If this does not work, you can open the ope-

ning in the pad cassette (6) with a needle. Remo-

ve all removable parts and place the appliance on

its side. The opening in the pad cassette (6) is now

accessible from below. Try to open it with a needle.

Careful, it may spray coffee.

Routinely check that the center opening of the pad

cassette (6) is unobstructed.

The coffee quantity is reduced

Set the rocking lever (5) in area to the left as far

as possible.

It is possible that the center opening of the pad cas-

sette (6) is partially clogged by coffee powder or cal-

cium deposits.

Routinely check that the center opening of the pad

cassette (6) is unobstructed.

Calcium deposits clog the inner lines. This may

damage the appliance.

The appliance must be decalcified.

The outlet drips when reheating

If you set the rocking lever (5) after brewing or the

rinsing process at , a lengthier post-dripping will

be reliably prevented.

Calcium deposits inhibit the function of the valves.

The appliance must be decalcified.

The appliance switches off after heating

If the readiness to start is not achieved during heating,

the appliance will shut off after approx. 2 minutes.

The appliance may not be operated in locations

that are located higher than 1,500 m above sea

level. The water would otherwise boil prior to rea-

ching the brewing temperature.

Milk is not suctioned

If you have not frothed milk over an extended period,

it may be possible that the required steam will not be

available during the first attempt.

Wait until the start/stop button (12) is again illumi-

nated in green and try a second time.

If you have not frothed milk over an extended peri-

od, rinse the professional milk frothing unit (24) first

as described in section "rinse after use". This provi-

des a more consistent output during subsequent

frothing.

The steam nozzle (23) could be plugged by calcium

deposits or such.

Clean the steam nozzle (23) as described in sec-

tion "cleaning and service".

Milk froth does not develop

The air channel (29) on the tube adapter (26) is con-

taminated or damaged due to improper cleaning.

Clean the professional milk frothing unit.

Replace the damaged tube adapter (26).

Extreme splattering of the milk froth

The tube (25) is incorrectly assembled.

The uncut end must be placed on the tube adapter

(26).

The tube adapter (26) is not placed far enough in the

mixer (27).

Push the tube adapter (26) completely onto the

mixer (27) until the stop.

Petra KM42.17 — решение проблем с кофейными аппаратами: советы и рекомендации [23/24]

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