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opinion:frater_secessus:prebuilt_van [2024/04/03 22:34]
frater_secessus [chargers] 		opinion:frater_secessus:prebuilt_van [2024/05/12 19:20] (current)
frater_secessus [chargers]
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 +DRAFT
 +
 ====== Help:  the power in my pre-built van doesn't work ====== ====== Help:  the power in my pre-built van doesn't work ======
  
-This is a difficult problem, since neither you nor the people who want to help you know how your system is put together or designed to do.  Coulda/woulda/shoulda don't matter right now because you're stuck without power. +This is a difficult problem, since neither you nor the people who want to help you know how your system is put together or what it is designed to do.  Coulda/woulda/shoulda((ie, could have identified what was installed //before// buying it)) don't matter right now because you're stuck without power. 
  
 Let's see if we can get you on your feet first, then we can worry about doing things the right way.  Let's see if we can get you on your feet first, then we can worry about doing things the right way. 
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 if it ever worked before and doesn't work now then at least one of these is probably true; if it ever worked before and doesn't work now then at least one of these is probably true;
  
-  * something is unconnected:  wiring terminal loose, fuse blown / breaker tripped+  * an electrical connection is compromised:  wiring terminal loose, fuse blown / breaker tripped
   * something was inadvertently turned off by physical switch or app setting   * something was inadvertently turned off by physical switch or app setting
-  * something has failed+  * something has failed or worn out((like batteries)) 
 + 
 +If it's never worked then perhaps 
 +  * something is installed but not hooked up or turned on (see above) 
 +  * it wasn't installed 
 +  * it failed before you bought it and the seller didn't know or didn't say
  
 It's also possible that it's working fine but you don't know it. Example:  "[[electrical:solar:status#setups_with_no_float|my charger isn't charging my lithium batteries]] even though they are not at 100%".   It's also possible that it's working fine but you don't know it. Example:  "[[electrical:solar:status#setups_with_no_float|my charger isn't charging my lithium batteries]] even though they are not at 100%".  
 +
 +===== get a handle on the symptoms =====
 +
 +Pay attention to what is happening so you can describe it clearly and accurately to people who want to help //but who cannot see your van.//
 +
 +  * useful information:  
 +    * "My inverter gives a E3 error and stops working when the battery monitor says voltage is below 11v"
 +    * My inverter worked as expected until yesterday
 +    * my inverter has never worked
 +  * ok information:  "my inverter doesn't work when voltage is 11v"
 +  * useless:  "my inverter doesn't work"
 +
 +When describing charging/noncharging problems, please report voltage and current changes you observe when any charging sources are added.  "My battery monitor shows 12.4v and does not change when I start the engine."
 +
 +
 +
  
 ===== figure out what you have ===== ===== figure out what you have =====
  
 I encourage you to make a text document on your phone or PC to hold info on what we find in this section.  Not only is it handy for you, but if you ever need help you can paste in the data so we can tell what you've got.  win-win I encourage you to make a text document on your phone or PC to hold info on what we find in this section.  Not only is it handy for you, but if you ever need help you can paste in the data so we can tell what you've got.  win-win
 +
 +Sources of information:
 +
 +  * the sales listing from when you bought the van
 +  * communications with the seller or manufacturer
 +  * receipts and other paperwork (manuals?) that came with the van
 +
  
 Personal note:  here is [[http://mouse.mousetrap.net/boondocking/parts.txt|my own plaintext list]], and [[https://mouse.mousetrap.net/boondocking/parts.html#power|a fancier version]] with commentary.  I did not know this off the top of my head -- I went through my amazon orders, emails, etc, to gather it all up.  Personal note:  here is [[http://mouse.mousetrap.net/boondocking/parts.txt|my own plaintext list]], and [[https://mouse.mousetrap.net/boondocking/parts.html#power|a fancier version]] with commentary.  I did not know this off the top of my head -- I went through my amazon orders, emails, etc, to gather it all up. 
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 ==== chargers ==== ==== chargers ====
  
-We recharge our battery banks almost every day, so there is probably at least one charger present.  In order of most common to least common:  +We recharge our battery banks almost every day, so there is probably at least one charger present. All chargers have settings of some kind:  battery type, charging voltages, etc.  Look at your manual to see what the defaults are, and cycle through any displays/apps to see if the configuration differs from those defaults.  
 + 
 + 
 +In order of most common to least common charging setups:  
  
 === solar charge controllers === === solar charge controllers ===
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 This is the least common form of charging since few vanfolk have the luxury of access to [[electrical:shore_power|grid power]].  This is the least common form of charging since few vanfolk have the luxury of access to [[electrical:shore_power|grid power]]. 
  
-When present, shore power chargers might be RV-style converters from Iota, PowerMax, Progressive, WFCO.  +When present, shore power chargers might be [[electrical:converter|RV-style converters]] from Iota, PowerMax, Progressive, WFCO.   
 Sometimes people use shore power chargers that might not be made for vans/rvs:  Noco, Schumacher, etc.  Sometimes people use shore power chargers that might not be made for vans/rvs:  Noco, Schumacher, etc. 
  
 +
 +===== going forward =====
 +
 +Once the crisis is over 
 +
 +  - adjust your cut/paste parts document anytime you add or change a component
 +  - observe the system in normal operation so you know how it should act when everything works
opinion/frater_secessus/prebuilt_van.1712198052.txt.gz · Last modified: 2024/04/03 22:34 by frater_secessus

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