Hello
Cockie 
A warm welcome to these forums.
For information the
Greens Master click here:
https://www.outdoorking-forum.com.au/forum/ubbthreads.php?ubb=showflat&topic=10329&gonew=1Also, type in Greens Master in the blue search bar to see associated posts on your mower.
For information on the Model 45 click here:
https://www.outdoorking-forum.com.au/forum/u...l-45-history-record-c1968.html#Post64933I'm sure Mod BB will answer your questions on the Model 45.
Hope this helps.----------------------------------
Jack