Manual Control Menu; Manual Control - Daikin MicroTech III DPS Installation And Maintenance Manual

Manual Control

The manual control of operation is a function that is used for
operating the unit during a service call only . The unit must not
be operated in this mode for any extended period of time .
Table 18: Manual Control Menu
Item Display
Default Setting
Name
Manual Ctrl= Normal
Supply Fan= Off
SAF Spd Cmd= 0%
INV/OF Ena= Off
INV Cmp= Off
INV Spd Cmd= 0%
Comp 3= Off
OA Fan= Off
OA Fan Cmd= 0%
4 Way Valve= Off
RcvrSol Valve= Off
BP Sol Valve= Off
EVI Cmd= 0%
EVO Cmd= 0%
RF/EF= Off
RF/EF Spd Cmd= 0%
OAD/Econo= 0%
Reheat Valve= 0%
RH Output= Off
Alm Output= Off
Manual Ctrl is an adjustable item that puts the unit into manual
control . Major components of the unit are turned ON and OFF by
this control. The units normal control sequences are overridden
in this state with the exception of all the "fault" alarms and the
cooling circuit high pressure and low pressure alarms .
Supply Fan is an adjustable item that turns on the supply fan .
SAF Spd Cmd is an adjustable item only on VAV units that
sets the speed of the supply air fan .
INV/OF Ena is an adjustable item used to turn the inverter
compressor/outdoor fan enable output ON and OFF . Inverter
compressor or outdoor fans cannot be manually controlled
without first turning this output ON.
INV Comp is an adjustable item used to turn the inverter
compressor ON and OFF . Note that the inverter compressor
cannot be manually turned on unless the SAF Spd Cmd is first
set to at least 33% and the INV/OF Ena output is turned ON .
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Range Password Level
Normal
4
ManCtrl
Off
4
On
0 – 100% 4
Off
4
On
Off
4
On
0 – 100% 4
Off
4
On
Off
4
On
0 – 100% 4
Off
4
On
Off
4
On
Off
4
On
0 – 100% 4
0 – 100% 4
Off
4
On
0 – 100% 4
0 – 100% 4
0 – 100% 4
Off
4
On
Off
4
On
31
INV Spd Cmd is an adjustable item that sets the speed of the
inverter compressor . Note that the inverter compressor speed
cannot be manually adjusted until the compressor operating
state reaches Normal after the INV Comp output is turned ON .
Comp3 is an adjustable item used to turn the fixed speed
compressor ON and OFF. Note that the fixed speed
compressor cannot be manually turned on unless the SAF Spd
Cmd is first set to at least 33%.
OA Fan is an adjustable item used to turn the outdoor fan(s)
ON and OFF .
OA Fan Cmd is an adjustable item that sets the speed of
the outdoor fan(s) . Note that once the INV Comp or Comp3
output is turned ON the outdoor fan speed cannot be manually
adjusted until the compressor operating state reaches Normal .
4 Way Valve (Heat Pump only) is an adjustable item used
to change the 4 way reversing valve from the Cool to Heat
position . Note that this setting determines whether the
compressors operate in the cooling or heating mode when they
are manually started .
RcvrSol Valve (Heat Pump only) is an adjustable item used to
open and close the receiver solenoid valve .
BP Sol Valve is an adjustable item used to open and close the
bypass solenoid valve .
EVI Cmd is an adjustable item used to set the position of the
indoor expansion valve . Note that this can only be manually
adjusted when the ManCtrl EV Op parameter is set to "Man" .
EVO Cmd (Heat Pump only) is an adjustable item used to set
the position of the outdoor expansion valve . Note that this can
only be manually adjusted when the ManCtrl EV Op parameter
is set to "Man" .
RF/EF is an adjustable item that turns ON the return/exhaust fan .
RF/EF Spd Cmd is an adjustable item for units with variable
speed supply air fan on the return/exhaust fans that sets the
speed of the return/exhaust fan .
OAD/Econo is an adjustable item which is used to set the
economizer damper position.
Reheat Valve is an adjustable item used to manually drive the
reheat valve open and closed .
RHOutput a status point for if the unit is in reheat mode or not .
Alm Output is an adjustable item which is used to turn ON/
OFF the alarm output .
When Manual Control is set to ManCtrl, the Control Mode is
set to OFF so that the unit will not restart automatically . When
Manual Control is set to Normal all digital outputs in the Manual
Control menu are set to OFF and all the analog outputs are set
to 0 .0% so that all outputs are in the OFF or minimum position
when Manual Control is set to ManCtrl
OM 1263 • MICROTECH UNIT CONTROLLER

Manual Control Menu

Manual Control Menu