OPERATING INSTRUCTIONS
a) Switch on the power supply.
b) Allow 5 minutes for the instrument to warm up. Flow oil free water through the system for a few minutes and check that the display show "O". If not, calibrate the display by using the offset buttons at the front panel.
c) Switch the instrum ent sample supply from the clean water supply to the separator sampling point connection.
d) The instrument is now ready for use.
e) When oily water flows through the instrument the display will show the actual value of oil content.
f) If the oil concen tration exceeds the adjusted threshold, the alarm indicator 1 will be illuminated and the associated alarm relay will operate within the adjusted time delay. Accordingly also the alarm indicator 2 will be illuminated and its associated alarm relay will tak e the appropriate shut down action.

OPERATOR MAINTENANCE
AT WEEKLY INTERVALS:
a) Check the Zero adjustment with oil free water flowing through the instrument.Refer to Section 10.0.
b) Flush the cell with oil free water.
c) Isolate the instrument from both, sample and oil free water supply.
d) Unscrew and remove the cell cap.
e) Insert a suitable bottle brush (Art. No. 09006) into the cell and clean it with upwards and downwards motion through the entire length of the cell several times.
f) Remove the bottle brush and replace the cell cap.
g) Reconnect the oil free water supply and allow this to flow through the instrument for a few minutes.
h) Observe that the display is showing "O". If not, refer to Section 10.0.
i) Reconnect the instrument to the separator sampling point.
NB: if a high concentration leakage occurs, every components of the measure case should be cleaned carefully.

INSTALLATION
The mounting brackets of the unit are prepared at the rear of the OcM 15 unit either for wall or bulkhead mounting. Mount the OCM 15 Monitor by means of 4 x M 8 screws on to a rigid vertical surface and preferably with the display panel of the monitor at eye level. For service and maintenance sufficient space to all sides should be available.