Specifications
Defender Class Operator’s Handbook
A.9. Power Tilt Switch ..................................................................................................................................................3-12
A.10. Manual Relief Valve............................................................................................................................................3-13
A.11. Tilt Lock Lever.................................................................................................................................................... 3-14
A.12. Sacrificial Zinc Anodes........................................................................................................................................3-14
A.13. Engine Exhaust Port.............................................................................................................................................3-14
A.14. Fuse Panels .......................................................................................................................................................... 3-15
A.15. Propellers............................................................................................................................................................. 3-15
A.16. Flo-Torq Assembly ..............................................................................................................................................3-16
Section B. Hull System .................................................................................................................................... 3-17
B.1. Draft.......................................................................................................................................................................3-17
B.2. Sound Insulation ....................................................................................................................................................3-17
B.3. Performance Fins ...................................................................................................................................................3-17
B.4. Lifting Strakes........................................................................................................................................................3-17
B.5. Beaching Plate .......................................................................................................................................................3-17
B.6. Inspection Access...................................................................................................................................................3-19
B.7. Diagonal Stiffeners ................................................................................................................................................3-19
B.8. Rig Tubes...............................................................................................................................................................3-19
B.9. Hull Access Plug....................................................................................................................................................3-19
B.10. Deck Drains and Scuppers ...................................................................................................................................3-21
Section C. Collar System ................................................................................................................................. 3-25
C.1. Attachment.............................................................................................................................................................3-25
C.2. Repair and Removal...............................................................................................................................................3-27
Section D. Steering System .............................................................................................................................. 3-29
D.1. Hydraulic Steering Cylinder ..................................................................................................................................3-29
D.2. Tie Bar Assembly ..................................................................................................................................................3-29
D.3. Helm Pump Assembly ...........................................................................................................................................3-29
D.4. Hoses .....................................................................................................................................................................3-32
Section E. Propulsion Fuel System.................................................................................................................. 3-33
E.1. Fuel Tank ...............................................................................................................................................................3-33
E.2. Fuel Tank Vent (RB-HS) .......................................................................................................................................3-33
E.3. Fuel Tank Vent (RB-S) ..........................................................................................................................................3-34
E.4. Fuel Tank Fill (Gasoline) ....................................................................................................................................... 3-34
E.5. Fuel Filters/Water Separators.................................................................................................................................3-36
E.6. Primer Bulbs...........................................................................................................................................................3-37
E.7. Fuel Tank Level Sensor.......................................................................................................................................... 3-38
Section F. Communications/Navigation System (RB-HS) .............................................................................. 3-39
F.1. Motorola VHF-FM Astro Spectra W9 Transceiver and Control Head ...................................................................3-39
F.2. Raymarine 215 VHF Transceiver........................................................................................................................... 3-40
F.3. Raymarine 430 Loudhailer .....................................................................................................................................3-41
F.4. Raytheon RL80CRC Radar ....................................................................................................................................3-41
F.5. Depth Sounder Display...........................................................................................................................................3-42
F.6. ST60 Digital Compass............................................................................................................................................3-43
F.7. Magnetic Compass .................................................................................................................................................3-44
F.8. Antennas.................................................................................................................................................................3-45
Section G. Communications/Navigation System (RB-S)................................................................................. 3-47
G.1. Raymarine 430 Loudhailer .................................................................................................................................... 3-47
G.2. Motorola VHF-FM Astro Spectra W9 Transceiver and Control Head...................................................................3-48
G.3. Raymarine 215 VHF Transceiver .......................................................................................................................... 3-49
G.4. Furuno 1933C/NT Radar Display ..........................................................................................................................3-50
G.5. Radome Antenna ...................................................................................................................................................3-51
G.6. WAAS/DGPS Receiver/ Antenna..........................................................................................................................3-51
G.7. RD-30 Multi-Display............................................................................................................................................. 3-52
G.8. GP-37 WAAS/DGPS Receiver and Navigator ...................................................................................................... 3-52
G.9. Magnetic Compass................................................................................................................................................. 3-53
G.10. PG-1000 Heading Sensor.....................................................................................................................................3-54
G.11. 235DT-SSE Depth and Temperature Sensor........................................................................................................3-55
G.12. Antennas ..............................................................................................................................................................3-56
Section H. Electrical System ............................................................................................................................ 3-57
H.1. Alternators .............................................................................................................................................................3-57
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