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 TM 55-1905-223-24-18-1
Table 2-2.
Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
POWER DISTRIBUTION PANELS - CONT
Using a multimeter, check electrical power cable between main
STEP 4.
switchboard and power distribution panel.
Repair/replace electrical power cable.
ELECTRCAL RECEPTACLE
No power output.
204.
Check receptacle contacts.
STEP 1.
a.
Clean contacts.
Replace receptacle.
b.
Using a multimeter, check electrical power cable between power
STEP 2.
distribution panel and receptacle.
Repair/replace electrical power cable.
ELECTRICAL SELF GENERATING TACHOMETER (SHAFT)
No speed/direction indication on either wheelhouse console or engine control
205.
station console PORT shaft tachometer.
STEP 1. Check ENGINE RM DC PNL EP024 fuse cartridge 14, SPT TACH (PORT).
Replace fuse cartridge. Refer to paragraph 2-307.
STEP 2.
Check port shaft motional pickup transducer to see if flats or motional
pickup transducer are parallel to propeller shaft flange.
Adjust port motional pickup transducer. Refer to paragraph 2-307.
STEP 3.
Inspect port shaft motional pickup transducer for obvious damage.
Refer to paragraph 2-307.
Replace port motional pickup transducer. Refer to paragraph 2-307.
No speed/direction indication on either wheelhouse console or engine control
206.
station console STBD shaft tachometer.
STEP 1. Check ENGINE RM DC PNL EP024 fuse cartridge 13, SFT TACH (STBD).
Replace fuse cartridge. Refer to paragraph 2-307.
STEP 2.
Check starboard shaft motional pickup transducer to see if flats or
motional pickup transducer are parallel to propeller shaft flange.
Adjust starboard motional pickup transducer. Refer to paragraph 2-307.
STEP 3. Inspect starboard motional pickup transducer for obvious damage.
Replace starboard motional pickup transducer. Refer to paragraph 2-307.
2-157
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