OM 200MICRO 33
Min Start Pos= This value will control the minimum position of the valve during pre-start at a pre-
selected (Min Pos At=) outside air temperature.
Max Start Pos= This value will control the maximum position of the valve during pre-start at a
pre-selected (Max Pos At=) outside air temperature.
Min Pos At= The outside air temperature associated with the Min Start Pos=.
Max Pos At= The outside air temperature associated with the Max Start Pos=.
Press the "NEXT MENU" key and menu 21 (Oil Set Points) will be displayed. Menu 21 has one
screen. This menu is password protected and requires the service password. These values are set by
the start up technician. Changing these values could cause compressor damage. The menu can be
monitored and set points compared to actual operating conditions.
Menu 21, Oil Set Points
Item
Screen Line Display Field Range Extended Name
1 Feed Spt=100.0°F 1 90-190°F
2 No Start Diff=40.0°F 1 30-60°F1
3 Htr On Diff=30.0°F 1 10-40°F
Oil Feed Set Point
Press the "NEXT MENU" key and menu 22 (Alarm Set Points) will be displayed. Menu 22 has six
screens. This menu is password protected and requires the service password. These values are set
by the start up technician. Changing these values could cause compressor damage. The menu can be
monitored and set points compared to actual operating conditions.
Menu 22, Alarm Set Points
Item
Screen Line Display Field Range Extended Name
1 Low Evap Press-Shutdn 26.0psi 1 10-45psi
2 Low Evap Press-Unload 31.0psi 1 10-45psi1
3 Low Evap Press-hold 38.0psi 1 10-45psi
1 High Dsch Temp-Shutdn 190.0°F 1 120-240°F
2 High Dsch Temp-Load 170.0°F 1 120-240°F
2
3
High Cond Press-Shutdn
140.0psi
1 120-240psi
1 Motor Current threshold 10% 1 1-20%
2 High Oil Feed Temp 140.0°F 1 120-150°F3
3 Low Oil Delta Temp 40.0°F 1 20-80°F
1 Low Net Oil Press 50.0psi 1 40-60psi
2 Low Dsch Sprht at Min RLA
15.0°F
1 0-50°F
4
3
High Dsch Sprht at Min RLA
70.0°F
1 10-90°F
1 Low Dsch Sprht at Max RLA
6.0°F
1 0-50°F
2
High Dsch Sprht at Max RLA
25.0°F
1 10-90°F
5
3
Surge-Hi Suct Sprht-Starting
50.0°F
1 25-90°F
1
Surge-Hi Suct Sprht-Running
25.0°F
1 5-45°F
2 Evap Water Freeze 34.0°F 1 -9 - 45°F
6
3 Cond Water Freeze 34.0°F 1 -9 - 45°F
Press the "NEXT MENU" key and menu 23 (Lead Lag Setup) will be displayed. Menu 23 has two
screens. This menu is password protected and requires the operator password. If 'master' is selected
in menu 26, screen two, then menu 23 is available on the master unit only. This relates to having a
network consisting of two MicroTechs, and operating in a master/slave mode. The start up technician
will set all values.
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