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‘‘VOLTAGE’’ (DISPLAYED VOLTAGE READOUT)
Displayed voltage readout may be displayed on message display as instructed in SECTION IV SERVICE AND
MAINTENANCE
PROGRAMMING COMPONENTS ‘‘DIAGNOSE’’ (DIAGNOSTIC MODE) INTO UNIT
‘‘DIAGNOSE’’ (DIAGNOSTIC MODE) may be programmed into the Unit to check certain components for
operation. Program ‘‘DIAGNOSE’’ into Unit and check components for proper operation as instructed in
SERVICE AND MAINTENANCE SECTION.
DISPLAYING ‘‘TOTALS’’ (DISPLAYED CYCLES AND HOURS TOTALS) ONTO MESSAGE
DISPLAY
‘‘TOTALS’’ (DISPLAYED CYCLES AND HOURS TOTALS) may be displayed on message display as instructed
in SERVICE AND MAINTENANCE SECTION.
DISPLAYED ERROR CONDITIONS
Displayed error conditions, associated errors, and items affected by the errors are found in Table 9
DISPLAYED ERROR CONDITIONS.
WATER STRAINER SCREEN AND DOUBLE LIQUID CHECK VALVE
MAINTENANCE
(see Figures 2 and 12)
WARNING: The carbonator water pump water strainer screen and double liquid check
valve must be inspected and serviced after any disruptions (plumbing work, earthquake,
etc.) to the water supply system, and at least once a year under normal circumstances.
Water pump with no screen or defective screen in strainer would allow foreign particles to foul the
double liquid check valve. CO
2
gas could then back flow into water system and create health
hazard in system.
Service water strainer screen and double liquid check valve as instructed.
CLEANING CO
2
GAS CHECK VALVES
(see Figures 2 and 12)
The CO
2
gas check valves must be inspected and serviced at least once a year under normal conditions, and
after any servicing or disruption of the CO
2
system as instructed.