Specifications

Part Number STH12 9/10 127
Water Filter System
Until repairs can be made on the Water Filter, place
valve handle into “filter By-pass” position.
Qualifier
Probable
Cause
Corrective Action
Carbon particles in
finished drink.
Water By-pass
valve is not in
the “filtering”
position.
Verify By-pass valve handle is in the
Filter “operating” position. If particles
continue to appear, filter must be
serviced.
Defective or
damaged seal
on Filter
Cartridge.
Verify O-rings are not twisted or
nicked. Verify Cartridge is solid and
free of cracks. Replace if necessary.
Filter Cartridge
installed without
Inlet Seal.
Remove Cartridge from Canister.
Clean Canister Lid and Shell
assembly. Replace with new Filter
Cartridge, making sure to remove
Water Inlet Seal.
Defective
carbonator
Pump.
Refer to Troubleshooting “Carbonated
Water System”.
Defective
Circulating
Pump.
Refer to Troubleshooting “Circulating
System”.
Carbonator and
Water Booster
Pump extremely
noisy.
Restricted
Water Filter.
Observe Filter Water Pressure Gauge.
If pressure drops at total of 40 psi (2.8
bar) or more when pump cycles ON,
replace filter.
Filter Cartridge
installed without
removing Water
Inlet Seal.
Removed Cartridge from Canister.
Clean Canister Lid and Shell
Assembly. Install new Filter Cartridge,
making sure to remove Cartridge Inlet
Seal.
Water supply to
Filer restricted.
Verify water supply is turned ON to
unit. Refer to Troubleshooting
“Carbonated Water System” and
“Water Booster System” for additional
solutions.
Peculiar taste. Water Filter
contaminated.
Place Filter valve into “Filter By-pass”
position. Replace Filter and reposition
valve handle to “filter operating”
position.