7.4
7 FAULT FINDING
7.2 R
EVERSE
S
YSTEM
F
AULTS
HJ-241 / HSRX
7.2 REVERSE SYSTEM FAULTS
Table 6: Reverse System Faults
NO
SYMPTOMS
POSSIBLE CAUSE
SOLUTION
REFER
1
Reverse Duct is not moving.
Reverse Duct jammed by debris.
Remove debris and then check for correct
operation.
2
Reverse Duct does not go fully down or stay down with high engine RPM.
Back pressure too low.
If the Back Pressure Valve is suspected of
being faulty, it should be removed from the
Reverse Cylinder and returned to a
Hydraulics facility where the Valve can be
checked. The pressure should be 500psi
(34 Bar) at a flow of 9 litres per minute.
Sect. 9.2.4
and Draw-
ing HJ-
241-07-
001 Reverse
Assembly
Sht1
3
Reverse Duct will not lift out of Reverse with high Engine RPM. Relief Valve Blowing.
Back pressure too high.
As Above.
As Above.
4
Reverse Duct not synchronised with the Reverse Lever.
Cylinder Rod 180º out of phase.
Rotate Cylinder Rod so that the dot on the
Rod End is uppermost. Also refer to the
Overhaul Section of the Jet Unit Manual).
5
Excessive heat build-up in the Hydraulic System.
HSRX Lever not touching the Stop Pin
Adjust HSRX Lever
6
Reverse Duct does not move.
• Cannot move the Controller.
Jammed Cable.
• Controller moves freely. Broken Ca-
ble.
Hydraulic Failure:
can be caused by:
Broken Pump Belts.
Belts slipping.
Blockage in the system.
Run out of oil.
Split Hose.
Jammed Cylinder:
can be caused by:
Bent Reverse Cylinder Rod.
Free or replace the Cable.
Replace the Cable.
Replace Belts.
Adjust Belt tension.
Dismantle and clean the system.
Refill the Reservoir and purge the system.
Replace Hose.
Replace the Reverse Cylinder Rod.
HJ-241-02-
001 Cou-
plings and
Belts .
CT-HSE-
12-001
Hose Kits .
Содержание HJ241
Страница 3: ...www hamiltonjet co nz Installation and Service Manual HJ241 Jet Unit Manual R3A31...
Страница 10: ...x INTRODUCTION HJ 241 HSRX...
Страница 14: ...xiv INTRODUCTION HJ 241 HSRX...
Страница 15: ...Introduction and Product Description System Operation Part A Operator Information...
Страница 16: ......
Страница 22: ...1 6 1 INTRODUCTION PRODUCT DESCRIPTION 1 3 GENERAL ASSEMBLY DRAWINGS HJ 241 HSRX...
Страница 32: ...2 10 2 SYSTEM OPERATION 2 11 HSRX REVERSE SYSTEM HJ 241 HSRX...
Страница 34: ......
Страница 36: ...3 2 3 DESIGN BASICS 3 2 HULL DESIGN HJ 241 HSRX Figure 9 Loads on the Hull for HJ 241 Jet Unit...
Страница 54: ...3 20 3 DESIGN BASICS 3 8 DESCRIPTION OF THE DRY RUN SYSTEM OPTIONAL EXTRA HJ 241 HSRX...
Страница 60: ...4 6 4 PRECAUTIONS AGAINST CORROSION 4 3 EARTH BONDING SYSTEM NOT NORMALLY CURRENT CONDUCTING HJ 241 HSRX...
Страница 72: ...5 12 5 INSTALLATION 5 8 INSTALLING THE HSRX REVERSE SYSTEM HJ 241 HSRX...
Страница 76: ...6 4 6 COMMISSIONING 6 5 AFTER INITIAL TRIALS AFTER ENGINE SHUT DOWN HJ 241 HSRX...
Страница 77: ...Fault Finding Maintenance Overhaul Part C Servicing Information...
Страница 78: ...HM 811...
Страница 104: ...8 18 8 MAINTENANCE 8 8 RECOMMENDED OILS AND LUBRICANTS HJ 241 HSRX...
Страница 138: ...9 34 9 OVERHAUL 9 11 HSRX HYDRAULIC REVERSE SYSTEM HJ 241 HSRX...
Страница 139: ...Supplementary Technical Information Appendix...
Страница 140: ......
Страница 142: ...A 2 Appendix HJ 241 HSRX A 2 Loctite Application Guide...
Страница 143: ...A 3 Appendix HJ 241 HSRX...
Страница 144: ...A 4 Appendix HJ 241 HSRX...
Страница 145: ...A 5 Appendix HJ 241 HSRX...
Страница 146: ...A 6 Appendix HJ 241 HSRX...
Страница 147: ...A 7 Appendix HJ 241 HSRX...
Страница 159: ...A 19 Appendix HJ 241 HSRX Comments...
Страница 161: ...Technical Drawings Drawings...
Страница 162: ......
Страница 168: ...SERVICING DRAWINGS D 6 HJ 241 HSRX HJ 241 06 000 Steering Assembly General Arrangment Sht2...
Страница 170: ...SERVICING DRAWINGS D 8 HJ 241 HSRX HJ 241 07 001 Reverse Assembly Sht1...
Страница 172: ...SERVICING DRAWINGS D 10 HJ 241 HSRX HJ 241 07 002 Blanking Plus No Reverse...
Страница 173: ...HJ 241 HSRX SERVICING DRAWINGS D 11 HJ 241 08 001 Installation Details GRP Hull...
Страница 177: ...HJ 241 HSRX SERVICING DRAWINGS D 15 HJ 241 09 001 Blanking Plugs For Screen Rake...
Страница 178: ...SERVICING DRAWINGS D 16 HJ 241 HSRX HJ 241 09 002 Screen Rake Assembly...
Страница 179: ...HJ 241 HSRX SERVICING DRAWINGS D 17 HJ 241 10 004 Hatch Extension...
Страница 180: ...SERVICING DRAWINGS D 18 HJ 241 HSRX HJ 241 11 000 Tool Kit...
Страница 181: ...HJ 241 HSRX SERVICING DRAWINGS D 19 HJ 241 12 000 Sandtrap engine Cooling...
Страница 182: ...SERVICING DRAWINGS D 20 HJ 241 HSRX HJ 241 13 002 Anode Locations...
Страница 183: ...HJ 241 HSRX SERVICING DRAWINGS D 21 HJ 241 30 001 General Arrangement...
Страница 187: ...HJ 241 HSRX SERVICING DRAWINGS D 25 CT HSE 12 001 Hose Kits...
Страница 189: ...HJ 241 HSRX SERVICING DRAWINGS D 27 CT SJK 02 005 Steering Cylinder Seastar...
Страница 190: ...SERVICING DRAWINGS D 28 HJ 241 HSRX 61483 Rotary Seal...
Страница 191: ...HJ 241 HSRX SERVICING DRAWINGS D 29 82206 Impeller Blade Dressing Instructions and Balancng Information Sht 1...
Страница 192: ...SERVICING DRAWINGS D 30 HJ 241 HSRX 82206 Impeller Blade Dressing Instructions and Balancng Information Sht 2...
Страница 193: ...HJ 241 HSRX SERVICING DRAWINGS D 31 82206 Impeller Blade Dressing Instructions and Balancng Information Sht 3...
Страница 194: ...SERVICING DRAWINGS D 32 HJ 241 HSRX 82206 Impeller Blade Dressing Instructions and Balancng Information Sht 4...
Страница 197: ...HJ 241 HSRX SERVICING DRAWINGS D 35 85080 Aluminium Weld Procedure for Hamilton Jet Installation or Repair...
Страница 200: ...SERVICING DRAWINGS D 38 HJ 241 HSRX 85114 Earth Bonding System Recommendations and layout...
Страница 201: ...Notes...