RDG603A73 - Issue 3
Page 51 of 96
connectors.
Periodically squirt a lubricant into the key switch slot when the key has been
removed (see Section 8
– Service Schedule). A lubricant such as WD40 – with silicon,
would be suitable. Other lubricants are available. Then with the battery master switch
turned off, operate the key switch a couple of times. This will ensure the lubricant
works into the mechanism.
13. Anode Replacement
•
The anode is located in the inlet end of the main heat exchanger. (
).
Figure 20: Work Boat Anode Location
14. Raw Water Pump Impellor Change
•
Remove the pump cover plate.
•
Remove the pump impeller (special tools are available from Chandleries to assist with
this task).
•
Note: Do not lever against the front of the pulley housing as it is easily damaged.
•
Inspect the pump housing and front housing for damage or wear.
•
Replace the impellor.
•
Replace the cover plate gasket if damaged.
•
Replace any other worn components as necessary.
15. Engine Heat Exchanger Tube Stack Flushing
•
When the engine is cold, drain the water from the engine block. Remove the hose from
the tap and drain.
