JOHNSON CONTROLS
78
FORM 160.69-O1
ISSUE DATE: 9/30/2012
SECTION 2 – OPTIVIEW CONTROL CENTER
Pulldown Time Remaining
Displays the time remaining until the user programmed
Setpoint Oil Pressure is used. While this clock is decre-
menting, the Target Oil Pressure Setpoint (fixed at 45.0
PSID) is in effect.
Manual Oil Pump Operation Time Left
Displays the time remaining in the 10-minute manual
oil pump operation.
Programmable
Manual Pump (Enable/Disable)
Access Level Required: OPERATOR
This key allows the user to turn on (Enable) and off
(Disable) the Variable Speed Oil Pump for compressor
#2. The pump will be allowed to run for a maximum of
10 minutes. If a longer running time is desired, it must
be Enabled again. Manual Oil Pump control is prevent-
ed (and the button is not displayed) during System Pre-
lube, System Run, Proximity Probe Calibration, Seal
Lubrication and System Coastdown.
Standby Lube (Enabled/Disabled)
Access Level Required: SERVICE
Allows the user to Enable or Disable the Standby Lube
operation. When Enabled, this feature causes the Vari-
able speed Oil Pump to operate for 2 minutes at 24
hour intervals while the chiller is shutdown. Service
Technicians refer to Service Manual 160.69-M1.
Pressure Setpoint
Access Level Required: SERVICE
This key allows the user to define the oil pressure
setpoint that compressor #2 Variable Speed Oil Pump
will control to during automatic speed control opera-
tion. Range is 20.0 to 45.0 PSID. Service Technicians
refer to Service Manual 160.69-M1.
Control Period
Access Level Required: SERVICE
Allows the user to define the output interval of the in-
crement or decrement speed commands to compressor
#2 Variable Speed Oil Pump. By default, the interval is
900ms. Range is 300ms to 2.7 seconds and is program-
mable in increments of 300ms. Service Technicians re-
fer to Service Manual 160.69-M1.
Variable Speed Oil Pump Speed Control
(Service Technicians refer to Service Manual 160.69-
M1)
Set
Access Level Required: SERVICE
This key allows the user to specify a fixed speed at
which compressor #2 Variable Speed Oil Pump will
run when in manual speed control mode. The range is
25Hz to 60Hz.
Raise
Access Level Required: SERVICE
With the Oil Pump running, this key puts compressor
#2 Variable Speed Oil Pump into manual speed control
mode and increments the speed command by .05Hz
each time it is pressed.
Lower
Access Level Required: SERVICE
With the Oil Pump running, this key puts compressor
#2 Variable Speed Oil Pump into manual speed control
mode and decrements the speed command by 0.5Hz
each time it is pressed.
Auto
Access Level Required: SERVICE
This key returns compressor #2 Variable Speed Oil
Pump control to automatic speed control mode, where
the speed command is based on the Oil Pressure
Setpoint.
Navigation
Home
Access Level Required: VIEW
Causes a return to the Home Screen.
Oil Sump
Access Level Required: VIEW
Causes a return to the Oil Sump Screen.
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