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you have hit the mail on the head, stainless holds up where bronze material used in the cat plunger pump is cheaper and makes machining cheaper, they would have a superior pump if in the head area had stainless, after market repair use stainless, also plunger pumps have not be around for 40...

their was a question if a balanced unloader was used, the unloader is a flow sensitive by pass ( Cat factory recommended) which eliminates pressure spikes, not recommended for weep guns , unloader is returned to system inlet which is under gravity fed. about 2-4 lbs. head pressure. this reduces...

were are at 1100 to 1200 psi at pump, try not to over pump but now pumps only pressure to 800 if head is not replaced, 623 pumps never have that problem, over past 30 years we have had just 2 623 heads go bad because head became out of round,went bad and one rod/main bearing not a bad track...

nozzles used 2505, by pass unloader, looking at cat head design for the plunger pump, it has a brass sealing area, a simple machine job stainless head or stainless sleeve seems it would hold up better, pistons pumps such as 623 are more expensive to over haul but 5 years in H.D. use is nothing...

we use constant bypass with return to inlet, Which company does head repair, looking at arimitsu for their seal is different from cat, also Cats response is " we don't have a head wash out problem" you have bad water, we use cat 623 in the same use and have no problems with the same set up...

we have some cat 530 pumps that after 3 years it appears the dreaded Head wash problems have struck all these pumps. seals show water leakage on high pressure seals, brass seal retainers show erosion, head assembly show porus areas resulting in water bypass damage, replacing seals pump can not...

evo hoppers come in different size drive belts, you may have the right hopper drives, we have bc 400 and $1 coin and large tokens works just fine. we use one hopper for $1 and another evo for $.25 coins. We have converted the bc 400 to 1600 configurations, which allows us to run the more...

corn cobb is the only way to go when MH fails, dumping ballast, less weight ,heat, cost effective we date replacement corn cobbs to check for life span, pay extra for long life units, labor trade off is worth it

sounds like a central control board, adams has up dated conversion boards for some unit, we don't have this model but we believe same board goes in other units, by the way, board is about Plus $600, takes about 4 hrs and is fun to work on in the field electronics are consumer grade and just...

414 is perfered vac motor we use 414 as we have over 60 vacs in service, brushes are very easy to change out and the small price difference when your out in the field doing service work is worth it to us. Adams vacs on the other hand are extremely hard to service, brushes are very hard to...

its looks a grounding problem floating ground ie grounds are not tied to a common reference, we purchased a carwash that timers would turn off or on a random time, problem existed for years power company even came out and recorded power measurments and it took us about a year to figure it out...

since the ICA SHOW IS ON FRIDAY & SATURDAY THE HOTEL ROOM RATES FOR THE WEEK END HAS INCREASED GREATLY, WOULD PERFER MID WEEK SHOW TIMES AT LEAST SAVE A FEW $$$

we have had outstanding luck with General pump k7 series by pass unloaders, these units are outstanding

rowe 1600 fix we have the 1600 Rowe,s and their fantastic, MEI had to design a fix and the fix was down loaded via the internet into the rowe 1600 automaticaly. Problem was fixed and did not have to remove prom chip and once mei knew what to fixed its great

letter received Star insurance(large west coast car insurer) all car wash insurance programs discontinued , any ideals for insurer that will cover car washes on west coast.

cost to operate a je adams combo vac we paid about $5500 for top of the line je adams combo units, after 3 years 6 control board failures out of 8 units failed, customers able to unscrew plastic hose connectors pull hose out of unit short wires from hose and blow main control board,$600 for...

went to 2017 car wash show in Vegas and mentioned that combo vac had problems and thier attitude from an jd adams sales lady was that you don't know how to maintain your equipment and that our equipment is not at fault, also talked to a senior engineer for adams, he explained the redesign of...

TALKED TO ADAMS TECHNICAL SUPPORT, discused what problems we had in installing updated board and lack of information for a complex installation (12 pages of instructions), getting JD Adams to support and Warrenty boards because their old design was defective( failure prone) is on going their...

purchased 8 jd adams combo Vacs shampoo unit , in a two year period 6 vacs have failed, at $600 a board to replace, adams finally came up with a upgraded board so old boards are junk and now must replace with new board with pump upgrade kits. new problem boards with conversion is new boards are...

found failure rate on single phase baldor units excessive had 5 5hp single unit 3 failed in a year quality is way down excessive current draw or start winding failures.