RDG603A8 - Issue 1 - Shire 14 Canal Boat Complete Manual 30, 35, 38, 40, 45, 50.doc
Page 32 of 50
engines without a gearbox sump pump, follow the procedure below.
Change the gearbox oil while it is still hot (Please refer to gearbox manual for more
information).
Place a tray beneath the gearbox that will hold at least 2.0 litres.
Remove drain plug and allow 5 minutes for oil to drain thoroughly.
Replace the drain plug, ensure that the sealing washer (if used) is still in place, and in
good condition, tighten. Fit a new washer if required.
Refill the gearbox with oil to the upper mark on the dipstick. Screw dipstick in fully to
establish level. Refer to PRM Owner manual for more details. Section 6 contains details
of oil specifications.
Do not overfill gearbox as this can damage the internal components.
Figure 5-2: PRM 80 and 120 Gearbox
Level dipstick /
Filler plug
Magnetic Drain Plug
(viewed from underneath)