User Manual

- 4.1 -
Before use
C:\RHS Computer Files\Instructions\RHS\GB\642-40\0012B-01.doc 1997.09.11
RHS 900
Check the following:
- whether the station has been damaged in transit - if so, contact supplier
immediately;
- oil level in vacuum pump: it must not be below the centre of the sight glass.
If the level is too low, see section MAINTENANCE for vacuum oil
replenishment instructions;
- whether the mains supply is as stated on the station nameplate;
- whether the refrigerant in the A/C unit is as stated on the station nameplate.
Preparation:
- Connect mains plug to mains supply.
- Connect the red and blue hoses to their stubs on the side of the station. Blue
hose to low-pressure side, red hose to high-pressure side. (See the next two
pages.)
- Make sure that the shut-off valves on hoses and pos. 5 are closed.
- Connect high and low-pressure hoses to their respective sides (using the
service couplings) on the A/C unit. (See the next two pages.)
- RHS 900 is now ready for operation.