JBJ 28 HQI

BMan

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I reciently bought a used JBJ 28 HQI that's missing both return pumps, skimmer and all 4 Nite-Vu LEd's are dead. I am looking for all these items and I'll be looking for a chiller also. Any suggestions on which brand I buy for these items? Any for sale here ?
 

redfishbluefish

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I would look at Cobalt pumps (the original Maxijets made by the Italian company before MaxiJet went Chinese), either the 900 or 1200. JBJ does sell replacement LED's but costly. If you have soldering skills, you can simply solder in new LEDs at a fraction of the cost. And as far as the chiller, if you're in the NJ area, I know someone who has a chiller for a JBJ....and FYI, with the HQI, you will need a chiller.
 
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BMan

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I would look at Cobalt pumps (the original Maxijets made by the Italian company before MaxiJet went Chinese), either the 900 or 1200. JBJ does sell replacement LED's but costly. If you have soldering skills, you can simply solder in new LEDs at a fraction of the cost. And as far as the chiller, if you're in the NJ area, I know someone who has a chiller for a JBJ....and FYI, with the HQI, you will need a chiller.
What size chiller is it ? 1/15 ?
 

Bob Escher

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Thanks Bob. I Know about JBJ's web site. I was hoping I could buy some of these items used.
Sorry just trying to help I have my pumps from my JBJ 45. Give them to you for 40 ( shipping not included
 

Bob Escher

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Sorry didn't know that so what your saying they are twenty dollars for each? Interesting
 

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I would look at Cobalt pumps (the original Maxijets made by the Italian company before MaxiJet went Chinese), either the 900 or 1200. JBJ does sell replacement LED's but costly. If you have soldering skills, you can simply solder in new LEDs at a fraction of the cost. And as far as the chiller, if you're in the NJ area, I know someone who has a chiller for a JBJ....and FYI, with the HQI, you will need a chiller.

I have used the Cobalt 1200 and 900 to replace the stock pumps in JBJ, there is a notable improvement. Always check the foot print of whatever pump you choose. It's a cramped space and getting those pumps to fit can be a challenge.
 
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The stats on the Cobalt MJ 1200 show less GPH than the Accela SP 1000. How is it you see a notable emprovement ?
 
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The stats on the Cobalt MJ 1200 show less GPH than the Accela SP 1000. How is it you see a notable emprovement ?
My bad...Cobalt MJ 1200 is rated at 295 GPH. Accela is rated at 266 GPH.
The Cobalt MJ 900 is rated less than the Accella SP 1000.
 

Tahoe61

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In the very tight back chamber pumps can easily begin vibrating, they pick small pieces of debris or rubble. Some pump types do not site right in the connection to the diplay.
Next comes your skimmer options, the Innovative Marine Ghost fits but fails as a skimmer. I am not sure the newer Tunze 9001 fits in the side chambers but it will probably fit in the center, the issue is the lid of then tank, opening and closing. Sea Clone is another fail. The Aquamax has a great reputation.
For chillers the one I used no longer made, but a chiller is really a must have for the HQI, this tank runs pretty hot without one.
I encourage you to change out the screw that old the shield over the light, the stock screws rust quickly and strip easily.
 
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BMan

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I noticed some of the screws were rusting. I had the hood apart for cleaning. Lots of dust! I have a line on a JBJ 1/15 HP chiller for $250. I might pick the chiller up today.
 
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IMG_20160522_122409178.jpg

The thermal link was opening up due to high temp. After eliminating the ballast as the cause, I pulled the splash guard off and found the fans were filthy. Took them off one by one and cleaned all the dust off. Vacuumed all the nooks and crannies. Removed the reflector and vacuumed under it. Put it all back together and it runs without opening the thermal link now. Any idea what the thermal link temp is set at ? What's the "safe operating temp" for the JBJ 28 HQI light ?
 
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BMan

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Does anyone know if the cooling fans can be upgraded ?
 

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