OPERATING INSTRUCTIONS RH RH170

Inspection and servicing

Engine oil filter, replace r

Risk of scalding from hot engine oil. Read and observe: "Inspection and servicing – Safety instructions".

The filter housing may also be hot. Wear protective gloves and firm working clothing. Collect escaping oil and discard with-out polluting the environment.

Main-flow oil filters

Carry out servicing of the full-flow oil filters (1, Fig. 3-25:) in accordance with the engine operating instructions.

Replacement:

 Shut off the engines.

 Unscrew the filters.

 Install new filter together with slightly oiled sealing ring and tighten by hand.

Bypass oil filters

Carry out servicing of the bypass oil filters (1, Fig. 3-25:) in accordance with the engine operating instructions.

Replacement:

 Shut off the engines.

 Unscrew the filters.

 Install new filter together with slightly oiled sealing ring and tighten by hand.

After replacing the main-flow and bypass oil filters change the engine oil in accordance with the engine operating instructions.

Thereafter:

 Allow engines to run at idling for a short while and check filters for tightness and leaks before shutting off the engines.

 Check oil level after abt. 10 minutes and top up, if required.