Service manual

WATER PUMP MAINTENANCE (RECOMMEND THIS BE DONE BY A TRAINED SERVICE
TECH)
Warning: The water pump inlet strainer screen must be inspected and serviced at least
once a year under normal circumstances of after any disruptions (plumbing work,
earthquake, etc.), to the water supply systems that might cause clogged flow of water
through system. Water pump with no screen or a defective screen in the strainer would
allow foreign particles into water system and create a health hazard.
1. Unplug power cord from electrical socket.
2. Shut off plain water supply to water pump by closing shutoff valves in water supply line.
3. Shut off CO2 supply to CR-UC# by closing shutoff valve on CO2 cylinder
4. Remove lid from unit.
5. Gain access to water bath.
6. Pull up on carbonator tank relief valve to relieve CO2 pressure from tank.
7. Go to carbonator motor “Y” strainer and remove screen retainer.
8. Pull screen retainer and water strainer screen out of water pump port.
9. Clean any sediment from screen retainer and water pump port.
10. Inspect water strainer screen for holes, restrictions, corrosion, and other damage. A
water strainer screen should always be used, otherwise particles could
damage pump and foul the double check valve.
11. Check “O” ring on screen retainer. Replace worn or damage “O” ring
S-650
S-650A
S-200
WATER PUMP, “Y” STRAINER & SCREEN
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