Hamilton Jet HJ241, Manual

Page: 111 / 202

9.7
9 OVERHAUL
9.3 R
EVERSE
A
SSEMBLY
R
E
-F
ITTING
HJ-241 / HSRX
9.3 REVERSE ASSEMBLY RE-
FITTING
9.3.1 Reverse Cylinder: Refit to the
Jet Unit
Refer to Drawing HJ-241-07-001 Reverse Assembly
Sht1 & 2
1. Remove the Reverse Cylinder Retaining Nut [11]
and Special Washer [13] from the Reverse
Cylinder Front Head [15].
2. Ensure that a new "O" Seal [12] has been
correctly fitted to the Retaining Nut [11].
3. Ensure that a new "O" Ring [16] has been fitted
to the Cylinder Front Head [15].
4. Lightly smear the "O" Ring [16] fitted to the Front
Head with a marine grease.
5. Fit the 2 Resilient Mounts [14] to the Transom
and retain in position with a smear of marine
grease.
6. Check that the Cap Screw [45] fitted to the
starboard side of the Jet Unit Intake Flange is
securely fitted.
7. From inside the vessel, pass the Shaft Assembly
[10] through the Resilient Mounts [14] until the
shoulder on the Front Head [15] is firmly pressed
against the inboard Resilient Mount.
8. Ensure that the Resilient Mounts are correctly
positioned in the Transom.
9. From outside the vessel, fit the Special Washer
[13] and the Reverse Cylinder Retaining Nut [11]
onto the Reverse Cylinder Shaft [10] and screw
onto Front Head by a few threads to retain the
Reverse Cylinder in position until the Reverse
Cylinder is connected to the Reverse Duct.
10.Reconnect the hydraulic hoses to the Reverse
Cylinder, ensuring that the hose from the Cooler
to the Pushlock Connector [32] on the Back Head
is connected to the connector on the Back Head
first. Refer to the Controls Manual, Hose
Connection Drawings.
9.3.2 Reverse Duct: Refit to the Jet
Unit
Drawings HJ-241-07-001 Reverse Assembly Sht1 &
2 refer.
REVERSE DUCT:
1. Ensure that the threads and surfaces of the Pivot
Pins [4] are clean.
2. Ensure that the Pivot Sleeves [2] and Reverse
Pivot Bushes [5] are clean.
3. Coat the threads of the Reverse Duct Bushes [5],
Reverse Pivots [2] and Reverse Pivot Thrust
Washers [51] with a recommended marine
grease.
Do not grease the threads of Bolts [4].
4. Press the Reverse Pivot Bush [5], into the Reverse
Pivot Bush Sleeve [50].
5. Fit the Reverse Pivots [2] through the centre of
the Pivot Bushes [5] ensuring that the groove on
the Reverse Pivots is on the outside of the
Reverse Duct Arms.
6. Push the Reverse Pivots [2] through the Reverse
Duct Arms until the inner face of the pivot is flush
with the inner face of the Reverse Duct Arms.
7. Position the Reverse Duct so that the Reverse
Pivots are aligned with the recess in the Tailpipe.
8. Press the Reverse Pivots fully home into the
Tailpipe recess.
9. Fit Thrust Washer [51] over the outside of the
Reverse Pivots [2] and up against the rear face of
the Reverse Pivot Bush Sleeve [50] and Reverse
Pivot Bush [5].
10.Fit a Spring Washer [3] and the Reverse Pivot
Link [52] to Reverse Duct Pivot Bolt [4].
11.Fit the Bolt [4] using Loctite 222 through the
Reverse Pivot [2], ensuring that the other end of
the Reverse Pivot Link [52] is fitted over Studs
[53] on the Tailpipe.
12.Loosely secure the forward end of the Pivot Link
[52] wtih bolt [53] and Spring Washer [29] using
loctite 222.
13.Tighten Bolts [4] hand tight, ensuring that the
Reverse Pivots [2] are correctly seated and that
Thrust Washers [51] are still located over the end
of the Reverse Pivot [2].
14.Tighten the Reverse Duct Pivot Bolts [4] to the
recommended torque.
15.Tighten thebolts [53] securing the forward end of
the Reverse Pivot Link [52] to the Tailpipe and
torque load to the recommended torque.