10
operation
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
Water
Level
CIRCUIT CARD
with RELAY
SOLENOID
VALVE
DE-ENERIZED
CONTROL PANEL
Power OFF
Relay
Contact
Open
4A
2
Valve
Closed
Water Level
Dropping
Water Level
Drops Below
MAKEUP
ON Probe
120VAC
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
CIRCUIT CARD
with RELAY
SOLENOID
VALVE
SOLENOID
VALVE
ENERIZED
CONTROL PANEL
Power ON
Relay
Contact
Closed
4A
2
Valve
Open
120VAC
Water
Level
Rising
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
CIRCUIT CARD
with RELAY
ENERIZED
CONTROL PANEL
Power ON
Relay
Contact
Closed
4A
2
Valve
Open
120VAC
Water
Level
Rising
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
CIRCUIT CARD
with RELAY
SOLENOID
VALVE
ENERIZED
CONTROL PANEL
Power ON
Relay
Contact
Open
4A
2
Valve
Closed
120VAC
Water Level
Rises
To MAKEUP
OFF Probe
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
CIRCUIT CARD
with RELAY
SOLENOID
VALVE
SOLENOID
VALVE
ENERIZED
CONTROL PANEL
Power ON
Relay
Contact
Open
4A
2
Valve
Closed
120VAC
REFERENCE
PROBE
13 14 15
MAKE-UP
ON
PROBE
MAKE-UP
OFF
PROBE
CIRCUIT CARD
with RELAY
ENERIZED
CONTROL PANEL
Power ON
Relay
Contact
Closed
4A
2
Valve
Open
120VAC
1.
2.
3.
4.
5.
6.
ENERGIZED
ENERGIZED
ENERGIZED
Water Makeup Control – Sequence of Operation – B Card
Selector Switch in AUTO Position
Summary of Contents for MARLEY LLC
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