AL-KO 112 461, Translation Of The Original Operating Instructions

Page: 17 / 148

Maintenance and care
477 220_b 17
1. Remove the screw plug (7) from the drainage
opening, empty the filter chamber and close
the drainage opening again.
2. Unscrew the filter cover (9) with the help of
the filter spanner.
3. Remove the filter (20) from the pump head
and clean it under flowing water.
4. Prior to installing the filter, check the two seals
(19) on the filter and the seal (23) for damage,
if necessary renew.
5. Install the filter, screw on filter cover and tigh-
ten firmly with the hand using filter spanner.
Clearing blockages
Eliminate blocking inside the pump as follows:
1. Remove the suction hose on the pump inlet
(8).
2. Attach the pressure hose to the water tap and
spray water into the pump chamber until the
blockage is flushed out.
3. Check to see that the obstruction has been
cleared entirely by switching on the pump for
a short time.
4. If the pump runs trouble-free, put it into ope-
ration as described in the instructions.
Removing and mounting of non-return valve,
cleaning (HWA 1300 F)
1. Remove the filter (see Section "cleaning the
filter").
2. Unscrew the non-return valve (21) and clean
it under flowing water.
3. Renew seal (22) if necessary.
4. Install the non-return valve.
5. Install the filter and filter cover.
Frost protection
Your domestic water system is susceptible to low
temperatures. Make sure to empty the device of
residual liquid (hoses, pump and reservoir) and
store it so that it is protected from frost.
1. Empty the suction and pressure hoses.
2. Remove the draining screw (6) and (7) (HWA
1300 F) drain all water from the pump cham-
ber.
3. Replace the draining screw and store the de-
vice so that it is protected from frost.
DISPOSAL
Do not dispose of worn-out machines
or spent batteries (including recharge-
able batteries) in domestic waste!
The packaging, device and accessories
are made from recyclable materials, and
must be disposed of accordingly.