Johnson Controls SABROE Unisab III Control, Engineering Manual

Page: 251 / 348

Engineering manual - UniSAB III 1.10.8
001930 en 2021.06
251/346
Set-up
33. Not used
34. Not used
35. Not used
36. Not used
37. Not used
38. Not used
39. Not used
41. Oil return open
For chiller use only.
This timer controls the open time for the oil return valve draining the oil separator.
See subsection 3.6.3 Oil return from oil separator (ChillPAC)
42. Oil return close
For chiller use only.
This timer controls the closed time for the oil return valve draining the oil separator.
See subsection 3.6.3 Oil return from oil separator (ChillPAC)
43. By pass start
For chiller use only.
At compressor start-up, this timer controls that a start unload valve is opened for the set time.
44. Flow evaporator
For chiller use only. After the float switch has become low, this timer delays the shutdown No evaporator
flow .
45. Flow condenser
For chiller use only.
After the float switch has become low, this timer delays the shutdown No condenser flow .
46. Oil return evaporator
For chiller use only.
After the level float switch has become low, this timer delays the closing of the oil return valve draining
the evaporator.
47. Oil return delay
For chiller use only.