Hamilton Jet HJ241, Manual

Page: 131 / 202

9.27
9 OVERHAUL
9.8 T
RANSOM
P
LATE
A
SSEMBLY
O
VERHAUL
HJ-241 / HSRX
9.8 TRANSOM PLATE ASSEMBLY
OVERHAUL
Refer to Drawings
HJ-241-08-001 Installation Details GRP Hull ,
HJ-241-08-002 Installation Details Aluminium Hull
HJ-241-08-003 Installation Details Steel Hull Sht1.
NOTE: The Transom Plate O Ring [8] and Transom
Plate [1] should not be removed unless they
are suspected of leaking or unless the
Transom Plate [1] is corroded or damaged.
Should it be necessary to remove the Transom Plate
Assembly from the Transom, for repair or
replacement of damaged or worn components,
carry out the following operation.
To replace the Transom Plate O Ring [8] or Transom
Plate [1], the Reverse Duct and Tailpipe must be
removed complete, to allow access to remove the
Transom Plate.
9.8.1 Transom Plate Removal
NOTE: The Transom Plate [1] can only be removed
with the Reverse Duct and Tailpipe removed
from the Jet Unit.
Should it be necessary to remove the Transom
Plate from the Vessel Transom, carry out the
following actions:-
1. Remove the Splash Guard and Reverse Duct from
the Jet Unit as shown in Section 9.2.1 Reverse
Duct Removal .
2. Remove the Steering Assembly and Nozzle
Housing Assembly as shown at Section 9.4.2
Steering Shaft Removal and Section 9.4.3 Nozzle
Assembly Removal.
3. Remove the Tailpipe as shown in Section 9.7.2
Tailpipe Area - Dismantling.
GRP HULLS:
Refer to
Drawings HJ-241-08-001 Installation De-
tails GRP Hull .
ALUMINIUM HULLS:
Refer to Drawings
HJ-241-08-002 Installation De-
tails Aluminium Hull .
To remove the Transom Plate [1] and replace the
Transom Plate O Ring [8], carry out the following
operation:-
1. Slacken and remove the Screws [9], Nuts [4], Flat
Washers [6], and Spring Washers [5] securing
the Transom Plate to the Transom.
2. Remove the Transom Plate off the Jet Unit Intake.
3. Remove the Transom Plate O Ring [8] from to O
Ring groove around the Jet Unit Intake and
discard.
4. Clean off any old RTV Sealant from the Transom
Plate [1] and the Transom and examine the
Transom Plate for damage and corrosion.
Replace or repair as required.
5. Ensure that the Seal contact surface of the
Transom Plate is free of corrosion and will give a
good contact area with the Transom O Ring [8].
STEEL HULLS:
Refer to Drawings HJ-241-08-003 Installation De-
tails Steel Hull Sht1 & 2 .
To remove the Transom Plate [1] and replace the
Transom Plate O-Ring [8], carry out the following:
1. Slacken and remove the Bolts [9], Flat Washers
[6], Spring Washers [5] and Nuts [4] securing the
Transom Plate to the Transom.
Note that there
are 2 Flat Washers [6] fitted to either side of the
Transom / Transom Plate.
2. Remove the Nylon Insulating Bushes [19] from
around the Transom Plate.
3. Remove the Transom Plate off the Jet Unit Intake.
4. Remove the Transom Gasket [16] from the
Transom Plate / Transom interface and discard.
5. Remove the Transom Plate O-Ring [8] from
around the Jet Unit and discard.
6. Clean off old RTV Sealant from the Transom Plate
[1] and the Transom and examine for damage
and corrosion. Replace or repair as required.
9.8.2 Transom Plate Re-Fitting
Refer to Section 5.4.2 Assembly of the Transom Plate
to the Hull for information on how to refit the Transom
Plate.
1. Refit the Tailpipe Assembly as shown in Section
9.7.7 Tailpipe Overhaul.
2. Refit the Steering Assembly and Nozzle Assembly
as shown in Section 9.5 Steering Assembly Re-Fit-
ting.
3. Refit the Reverse Duct and Splash Guard as
shown in Section 9.3.2 Reverse Duct: Refit to the
Jet Unit.