Hamilton Jet HJ241, Manual

Page: 106 / 202

9.2
9 OVERHAUL
9.1 G
ENERAL
I
NFORMATION
HJ-241 / HSRX
9.1 GENERAL INFORMATION
CARE OF THE JET UNIT PAINTWORK:— All
castings on the jet unit are of Silicon - Aluminium
Alloy (LM6) which exhibits good resistance to salt
water corrosion.
ANODES:— Leave all Anodes unpainted.
9.2 REVERSE ASSEMBLY
REMOVAL AND OVERHAUL
9.2.1 Reverse Duct Removal
Refer to Drawings HJ-241-07-001 Reverse Assembly
Sht1 & 2.
1. Unscrew and remove the Nuts [23] and Spring
Washers [9] from Studs [8] retaining the Splash
Guard [7] to the Tailpipe.
2. Disconnect the Morse Cable 33C, Ball Joint [36]
from the HSRX Handle [31] located on the
forward end of the Reverse Cylinder.
3. Slacken the 2 Nuts [38] that clamp the Morse
Cable to the Cable Mounting Plate [26] and
remove the Morse Cable.
4. Retighten the 2 Nuts [38].
5. Unscrew the Reverse Cylinder Retaining Nut [11]
from the rear of the Reverse Cylinder and slide
the Retaining Nut and Washer [13] rearwards
along the Reverse Shaft.
6. Whilst supporting the Reverse Duct [1], remove
the Nyloc Nut [42] attaching the Reverse Cylinder
Shaft to the Reverse Duct.
7. Remove the Bronze Bush [44] from the centre of
the Shaft [10] and retain.
8. Remove the Reverse Shaft Assembly [10] from
Stud [41] on the Reverse Duct, ensuring that the
Flat Washer [43] fitted between the Reverse Shaft
and the Reverse Duct is also removed.
9. Lower the Reverse Duct.
10.Remove the Bolts[53] and Spring Washers [29]
retaining the Reverse Pivot Link [52] to the
Tailpipe.
11.Remove the Reverse Duct Pivot Bolts [4], Spring
Washers [3], Reverse Pivot Link [52], Thrust
Washer [51] and Reverse Pivot [2] attaching the
Reverse Duct to the Tailpipe.
NOTE: The Reverse Pivot [2] has a machined groove
around the outer face, should the Reverse
Pivot be difficult to remove, a screwdriver
may be inserted into this groove to remove
the Reverse Pivot from the Reverse Pivot
Bush [5] fitted in the Reverse Duct Arms.
12.Remove the Reverse Duct [1] from the Jet Unit.
13.Check the Reverse Pivot [2] for excessive wear or
damage. Check for deformity of the bolt hole.
Replace if worn or damaged.
C
AUTION
Anti Fouling Paints
Do not use Copper Oxide based
anti-fouling paints. Do not paint
over the anodes.
C
AUTION
Anti-Seize compounds
Do not use anti-seize compounds
which are based on graphite,
nickel or copper flakes - these will
cause corrosion. Anti-seize
compounds, usually containing
zinc flakes, are available for
aluminium.