WTC 600 LP / MP

MAINTENANCE

4.5.4Malfunctions – Media and Activated Carbon Filter, Fine Filter and Flocculation

Indication

Malfunction

Cause

Corrective Action

Chap./Fig.

 

 

 

 

 

More than one

Backwashing is

Load of debris

Install suitable preliminary

3.4.2.4

backwashing

initiated too often

too high

treatment; consultation

Tab. 24

per day

 

 

through sales

 

(diagnosis

 

 

 

 

controller)

 

 

 

 

 

 

 

 

 

 

Backwashing no

Pump defective

Replace pump or

 

 

sufficient

 

repair

 

 

 

Intake side of

Clean

 

 

 

pump clogged

 

 

 

 

 

 

 

 

 

Intake side of

Shorter line set-up;

 

 

 

pump too long

notify sales

 

 

 

 

 

 

 

Sand

Heavily soiled

Notify sales

 

 

conglutinated

water

 

 

 

 

 

 

 

Differential

Filtrate of the sand

Small particles

Install preliminary

4.1

pressure of

filter turbid

come through

treatment

 

fine filter quickly

 

 

 

 

exceeds 1 bar

 

 

 

 

 

 

 

 

 

 

Filtrate of the

Small particles

Check sand filter;

4.1

 

activated carbon

come through

install preliminary

 

 

filter turbid

 

treatment as required

 

 

Filter material

No backwashing

Carry out backwashing;

3.4.2.1

 

conglutinated

carried out for too

if without success,

 

 

 

long

replace sand

 

 

 

 

 

 

 

 

Too much

Reduce metering amount

 

 

 

flocculation agent

of flocculation agent;

 

 

 

added

carry out backwashing

 

 

 

 

 

 

Indication of the

 

Power supply

Notify electrician

 

controller

 

disconnected

 

 

remains dark

 

 

 

 

 

 

 

 

 

Control wheel

 

Control switch or

Replace controller

 

does not stand

 

switching

 

 

still

 

mechanism

 

 

 

 

defective

 

 

 

 

 

 

 

No changes of

Backwashing is

Controller

Change

3.4.2.4

the “back-

not initiated

incorrectly

programming

 

washing”

 

programmed

 

 

counter

 

 

 

 

 

 

 

 

 

Tabelle 31

 

 

 

 

Service Handbook 08.2004

59

Page 59
Image 59
Karcher 600 CD manual Chap./Fig

600 CD specifications

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