49
Instruction Manual
Air within water system
No water in bubbler
No or dripping waster from filling pipe
Reassembly / air residue
Insufficient pressure within building
Defective magnetic valve
Defective pressure caliper
Blocked core within magnetic valve
Excessive pressure at magnetic valve <5,5bar
Defective magnetic valve
Defective pressure caliper
Blocked core within magnetic valve
Excessive pressure at magnetic valve <5,5bar
Leaking pipe adapter and/or O-rings
Possible causes
Trouble shooting
9.10 Spittoon
Bleed system via spittoon
Check pressure / adjust to min. 2.5 bar
Replace magnetic valve
(906.0203.01)
Replace pressure caliper
(320.6036.01)
Disassemble magnetic valve / clean or
replace it if necessary
(320.3025.01)
Adjust pressure on pressure regulator to 5 bar
Replace magnetic valve
(906.0203.01)
Replace pressure caliper
(320.6036.01)
Disassemble magnetic valve / clean or
replace it if necessary
(320.3025.01)
Adjust pressure on pressure regulator to 5 bar
Reseal pipe adapter and cup filling pipe and/
or replace O-rings
(902.0080.01)
Possible causes
Trouble shooting
9.9
Comfort hose holder
Declining suction
No suction
Hand piece slide is out of order or has
signs of leaking water
Full filter within hose
Clogging within hose or hand piece
Broken hose
Clogged selective membrane
Slide feed of hand piece is closed
Suction system out of order
Selective membrane does not open or does
not open entirely
Dirt or encrustation within hand piece
Clean / replace filter
(320.6508.01)
Check location of clogging. Separate hose
and hand piece form hose holder, disas-
semble and clean them
Replace hose
(small 320.3031.01)
(big 320.3030.01)
Remove filter cover and/or hose from filter
unit, remove dirt particles with appropriate tool
(e.g. blunt tweezers) .
Caution!
Do not damage selective membrane!
Open slide feed
Turn on suction engine and check it if neces-
sary
Clean area of negative pressure within filter
unit, remove filter unit and clean remove dirt
particles with appropriate tool, e.g. tweezers
or water jet.
Check regulator hose within hose holder for
breaks
Check 3/2-way valve
Disinfect hand piece , disassemble, clean and
autoclave it