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Forum: General Discussion 01-15-2020, 07:12 PM
Replies: 31
Views: 1,810
Posted By DLETF
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OldDan1943: I do have a supply of wooden damage control plugs but do not plan to ignore the issue. I have contacted a local marine electrician.
Thanks
Forum: General Discussion 01-15-2020, 07:08 PM
Replies: 31
Views: 1,810
Posted By DLETF
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Cigatoo: yes; same marina with same boats in the neighborhood. The aluminum prop shaft anode lasted 9 months and the aluminum transom anode was installed 12 months ago and is not ready to be changed....
Forum: General Discussion 01-15-2020, 07:02 PM
Replies: 31
Views: 1,810
Posted By DLETF
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Nickair: I assume the thru hull fittings are made of silicon bronze but do not have an invoice to confirm that opinion.
Thanks
Forum: General Discussion 01-15-2020, 06:57 PM
Replies: 31
Views: 1,810
Posted By DLETF
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Xsbank: the green bonding wire is attached to all the thru hull fittings. The green bonding wire also connects to the following:
1. An aluminum anode mounted on the outside of the hull near the...
Forum: General Discussion 01-15-2020, 06:39 PM
Replies: 31
Views: 1,810
Posted By DLETF
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diver dave: the props do not show any evidence of corrosion
Forum: General Discussion 01-14-2020, 07:45 PM
Replies: 31
Views: 1,810
Posted By DLETF
Corrosion around thru hulls

The bottom of my trawler was painted with Interlux Micron CSC antifouling paint in June 2019. The prior bottom paint was also Interlux Micron CSC paint. The cuprous oxide content of the paint is 37%....
Forum: Other Trawler Systems 09-15-2019, 10:40 PM
Replies: 9
Views: 655
Posted By DLETF
Kevin: You are correct to assume the fuel line...

Kevin:
You are correct to assume the fuel line was disconnected from the fuel tank pickup tube and that end placed into the gallon jug of diesel fuel without the in-line fuel filter and the the 2...
Forum: Other Trawler Systems 09-15-2019, 10:22 PM
Replies: 9
Views: 655
Posted By DLETF
Peter: The gallon jug of diesel fuel was...

Peter:
The gallon jug of diesel fuel was located below the Wallas fuel pump; at the same level as the port fuel tank.
The heater fired up on the first attempt after removing the fuel line from the...
Forum: Other Trawler Systems 09-14-2019, 10:04 PM
Replies: 9
Views: 655
Posted By DLETF
Diesel heater fuel supply issue

A Wallas 30GB diesel heater was installed on my trawler 18 months ago. I have been more than satisfied with the unit until 3 days ago when it shut down about 10 minutes into the startup process....
Forum: Electrical and Electronics & Navigation 09-11-2019, 11:14 PM
Replies: 10
Views: 716
Posted By DLETF
Interlude Micron CSC - cuprous oxide 37%

Interlude Micron CSC - cuprous oxide 37%
Forum: Electrical and Electronics & Navigation 09-11-2019, 08:01 PM
Replies: 10
Views: 716
Posted By DLETF
Another bonding/grounding conundrum

When my trawler was hauled for the first time since ownership recently, an area on the starboard hull around a Dynaplate showed corrosion. The area was about 1' x 2 ' with loss of bottom paint down...
Forum: Electrical and Electronics & Navigation 06-07-2019, 07:22 PM
Replies: 12
Views: 570
Posted By DLETF
Ken: You are correct that the Dynaplate is made...

Ken:
You are correct that the Dynaplate is made of bronze; tiny bronze spheres bonded together by heat & pressure into a porous plate. However, there is no connection between the Dynaplate & the...
Forum: Electrical and Electronics & Navigation 06-07-2019, 01:28 PM
Replies: 12
Views: 570
Posted By DLETF
Ken: I have noticed the same issue with the...

Ken:
I have noticed the same issue with the bonding wires on the engine block. Correcting the wires going to the engine block is on my "To do" list.
There are no other bonding wires connected to...
Forum: Electrical and Electronics & Navigation 06-07-2019, 01:17 PM
Replies: 12
Views: 570
Posted By DLETF
Ken: I am considering the following causes for...

Ken:
I am considering the following causes for the loss of bottom paint around the Dynaplate:
1. Internal DC stray current corrosion
2. External DC stray current corrosion
3. Galvanic corrosion...
Forum: Electrical and Electronics & Navigation 06-05-2019, 02:23 PM
Replies: 12
Views: 570
Posted By DLETF
Prop shaft anode

David:
The attached photo shows an aluminum collar anode on the prop shaft which is difficult to see on the other photo.
Does your recommendation to "... ditch the Dynaplate" mean just disconnect...
Forum: Electrical and Electronics & Navigation 06-05-2019, 01:36 PM
Replies: 12
Views: 570
Posted By DLETF
Dynaplate issues

The photos attached to this post show the Dynaplate installation. The exterior photos were taken after the hull had been pressure washed during the first haul out since purchasing the vessel. White...
Forum: General Discussion 04-06-2019, 04:07 PM
Replies: 90
Views: 6,374
Posted By DLETF
My last vessel had 6 Trojan T-105 flooded lead...

My last vessel had 6 Trojan T-105 flooded lead acid batteries for the house bank. I received excellent service and support from Trojan. The batteries were still functioning properly after 6 years in...
Forum: General Discussion 04-04-2019, 10:36 AM
Replies: 7
Views: 517
Posted By DLETF
The start and house battery bank were being...

The start and house battery bank were being charged by the automatic battery charger until the shore power cord was disconnected. The voltage was checked about 2 hours after starting the cruise.
Forum: General Discussion 04-04-2019, 10:32 AM
Replies: 7
Views: 517
Posted By DLETF
The voltages were checked about 2 hours after...

The voltages were checked about 2 hours after beginning the cruise.
Forum: General Discussion 04-01-2019, 01:36 PM
Replies: 7
Views: 517
Posted By DLETF
Voltage Sensitive Relay issue

My trawler has a BEP Marine VSR that should combine the start & house batteries when the alternator produces 13.7 VDC or more. During a trip yesterday, I tested the start & house batteries with the...
Forum: Power Systems 02-24-2019, 04:58 PM
Replies: 41
Views: 3,066
Posted By DLETF
Cummins 6BT 5.9L-M starter removal update

I have posted a similar update under: "Engine starter options." The original starter has been replaced by a Wilson reman starter purchased from the local NAPA Auto Parts store; Wilson P/N:...
Forum: Power Systems 02-24-2019, 04:30 PM
Replies: 22
Views: 1,703
Posted By DLETF
Engine starter options update

The original starter has been replaced with a reman starter purchased from the local NAPA Auto Parts store. The starter replacement has been delayed because of inept mechanics, unusually heavy...
Forum: Marlow - Mainship 02-13-2019, 04:21 PM
Replies: 6
Views: 666
Posted By DLETF
Bacchus: I am considering installing...

Bacchus:
I am considering installing thrusters on my trawler and have the following questions:
1. What brand/model is the stern thruster?
2. 12 V or 24 V?
3. Is the thruster an ON/OFF type?...
Forum: Power Systems 02-02-2019, 11:26 AM
Replies: 41
Views: 3,066
Posted By DLETF
Pictures of starter bolt

Got it; pictures attached.
Forum: Power Systems 02-01-2019, 03:27 PM
Replies: 41
Views: 3,066
Posted By DLETF
Yes, same starter.

Yes, same starter.
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