Carver water heater (1 Viewer)

Trikimiki

Free Member
Oct 14, 2012
538
1,019
Glasgow
Funster No
23,283
MH
Coachbuilt
Exp
Since 2012
I just bought a Swift Royale. The Carver water heater is pouring water to the outside world. Fault finder says Drain open or fast drain open. Checked both all closed, still pouring water to the outside world. I presume no one is going to give me good news here.
 
Apr 27, 2008
11,842
14,068
Eastbourne East Sussex
Funster No
2,327
MH
Hymer low profile
Exp
Since 1972
When I had one of these it had a major leak which took some finding. In my case it was a crack in one of the plastic adaptors where the hoses fit on. You can (or at least could then) buy the part quite cheaply. Actually fitting it was a bit awkward as they tend to snap off when you try to remove them.
 

Swiftroy1

Free Member
Jan 3, 2010
159
151
Bedfordshire
Funster No
9,800
MH
C class
Exp
Since 2004
I had a similar problem with my Royale 610. I found Arc Systems who specialise in their repair. His website has downloadable instructions and drawings for Carver products and will answer any queries you may have. In the end, i sent him the whole heater and he replaced the faulty bits for me and tested everything. I don't remember how much it cost but I do remember that it was worth every penny.

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Sam and Viv

Free Member
Sep 1, 2010
117
74
fife
Funster No
13,490
MH
hi-top
Exp
of-on with caravans-40yrs
heater

Hi there Trikimiki----I am in the process of fixing the same insert on my van it litterly broke off in my hand. In my case it was the top fitting which is hot water. The bottom one is cold water. If this is the case if you go on to E-bay you will get one for just over £6.00. When it broke off I had to get a small hacksaw blade and cut two slots in the plastic that was still in the heater then got a large screwdriver and unscrewed it. At present waiting for new one to be delivered.

Hoping this helps. :thumb:
 

aden

Free Member
Oct 20, 2012
6
1
Canada
Funster No
23,352
MH
just looking
Exp
since 2010
I am in the process of fixing the same position on my van it latterly divided off in my part. In my scenario it was the top appropriate which is hot water. The end one is cold water.
 

FULL TIMER

Free Member
May 31, 2012
795
717
NORWICH
Funster No
21,259
MH
SELF BUILT IVECO 75E17
Exp
BEEN BUILDING THEM FOR 32 years
if it is not the drain plug lower left on the outside, or the pressure relief valve top left if fitted. or either the cold inlet or hot outlet has cracked / broken. then it only really leaves the main tank seal, if at sometime the boiler has frozen the long bolt that runs through the centre of the tank stretches, you will have to remove the tank fit a new o ring and a new bolt. Carver no longer make these boilers so parts might be a bit hit & miss. there are copies being made called "Henry" pretty sure the parts are interchangable.

Another point, if any of the plastic fittings do snap off when you try to remove them (pretty common) the easyiest way I found to remove them was to heat a flat screwdriver that just fits inside the thread and push it into the fitting melting it's way into the plastic, once cooled down a bit you should be able to twist the fitting out

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Apr 27, 2008
11,842
14,068
Eastbourne East Sussex
Funster No
2,327
MH
Hymer low profile
Exp
Since 1972
Hi there Trikimiki----I am in the process of fixing the same insert on my van it litterly broke off in my hand. In my case it was the top fitting which is hot water. The bottom one is cold water. If this is the case if you go on to E-bay you will get one for just over £6.00. When it broke off I had to get a small hacksaw blade and cut two slots in the plastic that was still in the heater then got a large screwdriver and unscrewed it. At present waiting for new one to be delivered.

Hoping this helps. :thumb:

My problem was exactly the same, but easier solution. Heat large flat screwdriver on gas ring, while still hot push it into the fitting when it will make two slots, wait till it cools and hardens then unscrew.:Smile:

Edit Fulltimer beat me to it
 
Last edited:

TheBig1

LIFE MEMBER
Nov 27, 2011
17,604
43,088
Dorset
Funster No
19,048
MH
A class
Exp
many many years! since I was a kid
I just bought a Swift Royale. The Carver water heater is pouring water to the outside world. Fault finder says Drain open or fast drain open. Checked both all closed, still pouring water to the outside world. I presume no one is going to give me good news here.


if the leak is outside the van from the bottom left plug(fast drain), it could be as simple as a perished O ring. Easily obtained and coat with a little vaseline or vegetable oil when reassembling. I always used to carry spares for the O ring and plug in my tool box when I had vans fitted with that water heater
 

Sam and Viv

Free Member
Sep 1, 2010
117
74
fife
Funster No
13,490
MH
hi-top
Exp
of-on with caravans-40yrs
running again

Received the new part from eek-bay and fitted it on this afternoon all working well just in time for big freeze:Doh:

Cheers

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welshcowboy

Free Member
Jul 6, 2012
58
59
flint
Funster No
21,832
MH
van conversion
Exp
1 year
hi

hi i have a carver heater and i have water gushing from the top vent outside anyone know why its doing this? i also cant leave water pump on or it just makes it gush out this top vent anyone know why please thanks in advance
 

TheBig1

LIFE MEMBER
Nov 27, 2011
17,604
43,088
Dorset
Funster No
19,048
MH
A class
Exp
many many years! since I was a kid
hi i have a carver heater and i have water gushing from the top vent outside anyone know why its doing this? i also cant leave water pump on or it just makes it gush out this top vent anyone know why please thanks in advance

your pressure relief valve has failed
 

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