FORM 155.21-O1 (615)
35
JOHNSON CONTROLS
2
Programmable
Purge Pump
Access level required:
SERVICE
This key selects the purge pump for manipulation, to
turn it "ON" or "OFF" in "REPAIR" mode with the soft
keys located at the bottom of the display.
7SOL (Purge Tank Isolation Valve)
Access Level required:
SERVICE
This key selects the purge tank isolation valve for ma-
nipulation, to turn it "ON" or "OFF" in "REPAIR" mode
with the soft keys located at the bottom of the display.
8SOL (Purge Pump Isolation Valve)
Access Level required:
SERVICE
This key selects the purge pump isolation ball valve for
manipulation, to turn it "ON" or "OFF" in "REPAIR"
mode with the soft keys located at the bottom of the
display.
Repair
Access Level required:
OPERATOR
This key allows the purge pump, 7SOL, and 8SOL to
be manually operated independently for troubleshoot-
ing or repair.
Manual/Auto
Access Level required:
SERVICE
This key switches the purge system between Automatic
and Manual control modes.
Maintenance
Access Level required:
OPERATOR
Maintenance mode allows the operator to change the
purge pump oil. In “Operator” mode a “Maintenance”
key will be displayed at the bottom of the display.
Pressing this key will change the pump to Maintenance
mode. The “On/Open” and “Off/Close” keys can be
manipulated to control the operation of the pump, while
the remainder of the purge routine is disabled. The 7SOL
and 8SOL valves will remain closed as long as the Main
-
tenance mode is in effect. Pressing the “Manual/Auto”
key will disable the Maintenance mode.
Navigation
Home
Causes an instant return to the Home Screen.
Evaporator / Absorber
Causes an instant return to the Evaporator / Absorber
Screen.
Generator / Condense
r
Causes an instant return to the Generator / Condenser
Screen.
System
Causes an instant return to the System Screen.
Purge Trend
Causes instant access to the Purge Trend Screen.
