Inspection And Maintenance - Kessel FKA Standard Bedienungsanleitung

4.1 Inspection
The backwater valve should be
checked on a monthly basis by the
owner or a representative of the
owner. The manual closure lever
should be shut, locked and re-opened
multiple times. Please make sure that
after the inspection that manual clo-
sure lever is in the Open position.
4.2 Maintenance (Illustr. 9-12)
The Inspection and Maintenance card
included with this product should be
kept in the immediate vicinity of the
Staufix® FKA (DIN 1986-3)
Caution: No warranty will be gran-
ted in the event of insufficient
maintenance!
The backwater needs to be checked
every six months at a minimum by a
qualified and licensed service techni-
cian. During the inspection no waste-
water should pass through the back-
water valve.
The following jobs must be performed:
① Remove dirt and deposits
② The condition of gaskets / seals and
the surfaces they come in contact
with should be inspected – if requi-
red the gasket / seal should be re-
placed (see illustrations 9 - 11)
③ Check for proper movement of the
two flaps as well as the manual clo-
sure lever – lubricate if necessary
④ Check to make sure the system is
water tight and in proper operating
condition by performing the function
/ sealing test (see Chapter 4.3)
⑤ Optical sensor should be cleaned
with a soft cloth and checked to
make sure it is functioning properly.
(see section 4.4)
⑥ Make sure that the backwater flaps
as well as the housing for each
backwater flap has been inserted /
installed properly (see illustrations
11a,b, and c)
Motorized flap Illustr. 11b

4. Inspection and Maintenance

Illustr. 9
Illustr. 10
Illustr. 11
Mechanical flap Illustr. 11c
a) Close the motorized backwater
b)Rover cover
Apply
lubricant
a) Remove flaps and flap housings
b) Remove all debris and clean flaps
c) Inspect and check all rubber gas-
a) Lubricate rubber gaskets of
b) Replace both housing in their
c) Replace cover as described in
d) Conduct an operation test as
FKA motorized flap
23
flap by pressing flap close button
on the control unit. Close the ma-
nual closure level be closing and
locking the manual closure lever.
and housings
kets
housings as well as the plastic
surfaces where the closure le-
vels contact the flaps (plastic
on plastic contact areas)
proper positions
4.2.2 (see page 13)
described in section 4.3
Emergency manually operated flap
closed Neutral open
Direction of flow
Illustr. 11a