On Jun 23, 2008, at 10:52 AM, coreyg67 wrote:
More questions for you guys!
<snip> (I don't have LP Gas, so I can't advise on that point).
2.  I fixed the leak on the freshwater system, but i don't totally 
understand the operation of the switches in the water/sewage service 
bay.  No matter which way i have the switch flipped for the tank 
fill, it appears that the tank continues to fill, and I cant get any 
pressure from the city side of the system.  So far I have had very 
little luck getting any water to pump through the system at all.  I'm 
sure there is an easy method of setting this up properly, but I'm not 
familiar with this system.
Fill tank: Pump off. Fill switch on. No (or minimal) water pressure in coach plumbing.
City water: Pump off, fill switch off. Should have about 45# pressure in coach plumbing. BB has a built in pressure reducer at the water inlet. Both the fill and internal plumbing are limited to 45 psi.
Tank Water. No input from shore (disconnect hose). Turn pump on. If tank has water, you will have whatever pressure the pump provides.
If it isn't working like this, then there are "problems" that need to be checked.
The fill tank switch activates an infamous Sporlan valve. These sometimes need to be cleaned or have the internal seal replaced. If the Sporlan valve isn't working right, the tank won't fill (when the fill switch is on) or the tank will fill and the city water will never reach the internal plumbing. (i.e. the Sporlan can be "stuck" in either position.)
Running the pump while the fill switch is on will cause it to run constantly as the system won't pressurize and cycle the pump off. I don't think the internal plumbing will have significant pressure in this situation.
Note that some owners, having had trouble with the Sporlan valve (hard water build up is a source of ongoing problems) have taken the Sporlan out of the system and then the 'city water' only fills the tank and all internal water pressure is provided by the pump only.
Look near the pump to ensure that the Sporlan valve (it's brass and silver, if I recall correctly) is located on the bulkhead wall near the pumps.
3.  The front A/C unit is leaking water in the coach, so I'm assuming 
the condensate drain is blocked.  I have found the drain (i think) 
for the middle and rear units, but dont know where the drain for the 
front unit is located?
4.  I'm working on the leveling system, and currently waiting for a 
return call from HWH.  I did find the brain for the system last night 
in the bay and found three blown 15amp fuses.  These were the three 
fuses servicing the battery input, ignition input, and I don't recall 
the last input.  Hopefully if I can locate the cause of the blown 
fuses, we will finally be able to level the coach.  Does anyone have 
any ideas where I should start to trouble shoot the fuse problem?
Thanks again everyone for all the help, this is so much fun to learn 
my way around with your help!!
Corey & Jenni Graham
1996 PT 42'
--- In "WanderlodgeForum@yahoogroups.com", "Stephen Birtles" 
 wrote:
 
Give me a call  1 888 668 4288
 stephen  
dupreeproducts.com
--- In "WanderlodgeForum@yahoogroups.com", "coreyg67"  wrote:
 
More questions.
I have several drawers that will not stay in the locked position, 
 
so
 every time we turn 
 right, the drawers come flying open.  Is there any trick to
 
repairing the guides, or are 
 they a replace only type item?  
I am also having a problem locating a list of replacement bulbs 
 
for
 the coach.  I have 
 thumbed through every manual that came with the bus, and cant find
 
any light bulb info.  
 Is there a list somewhere that contains part numbers for lights?  
 
I
 need just about every 
 bulb in the coach from headlight to taillight and everything in
 
between.  I'm hoping to 
 get a big shopping list and go buy all the necessary bulbs at once
 
rather than make 6 
 trips to the automotive supply house.
Im having a locksmith come out tomorrow to rekey everything and 
 
get
 multiple keys to 
 the coach so that I can have access to everything, then I am going
 
to spend the 
 afternoon cleaning the radiator as I learned in the Temps thread
 
that is going around.  I 
 noticed temps around 215 for oil, which seemed high to me, so I
 
figure a good cleaning 
 is in order.
Can anyone tell me what the full power boost level should be?  I 
 
am
 only getting 17psi 
 on full throttle pulls up hills, and I really figured I would be
 
closer to 24-25psi.
 
Thanks again everyone, sorry Im writing a novel!!
Corey and Jenni Graham
1996 PT 42'
Prosper,TX
--- In "WanderlodgeForum@yahoogroups.com", Pete Masterson 
wrote:
 
On Jun 16, 2008, at 8:22 PM, coreyg67 wrote:
 Still no luck on the levelers.  I pulled the panel from the 
 
front  
 of the coach, replaced both
fuse #24 and #69 just to see, no luck.  Checked all the 
 
sensors on  
 the bay doors, best I
can tell, all are functioning.  I did find two that the 
 
ground had  
 broken, but after fixing
ground, no luck still.
Pulled HWH panel from wall, and checked to see if wire was  
disconnected, all seems
proper.  So now I'm starting to worry.  It is rather 
 
uncomfortable  
 walking in and sleeping
in a coach that is on an incline or angle, so I really need 
 
to  
 figure this out.
I will begin to list some of the other problems.
1. no key for safe,
 
Ace key is used (the round ones) -- probably need a locksmith 
 
to get  
 in to that one. Try the plastic barrel of a pen -- that was 
 
famously  
 used to pick similar locks on bicycle locks.
 2. door lock button for front door will not lock door, 
 
although I  
 can hear it trying.
 
Probably the door isn't correctly aligned with the latch. The  
solenoid is not very strong and isn't able to overcome even the
 
least  
 amount of friction. It's possible that something is loose 
 
inside the  
 door. You'll have to take off the inside panel to work on that. 
 
Be  
 sure the door is tightly closed when you try.
 3. Compartment lock will not lock front curbside 
 
compartment,  
 although I can hear it
trying to.  This isnt good, I don't have a key for the bays
 
See a locksmith about making up a set of keys for the bays. The 
 
key  
 to the electric hookup cord is the same as the bays on my coach.
I had one sticky latch on my coach. You can take off the inside
 
cover  
 on the bay door (bunch of screws around the perimeter) -- then 
 
clean  
 and lubricate the latch mechanism. It ought to work, then (if 
 
you
 can  
 hear it clicking when you hit the lock button). If there's no 
 
sound,  
 then there might be a loose wire.
The keyless entry pad will lock the front door (if it was 
 
working)  
 and the compartments by hitting the two right-most buttons (5/6 
 
and  
 7/8) at the same time. Enter your 5 digit code then immediately
 
press  
 "6" and that should unlock the bay doors (that work).
 4. fridge is not cooling, but freezer works great
 
?? What kind of fridge? I have a home-style Amana. I was told 
 
by the  
 previous owner that it was once recharged with "freon".
 5. Engine break works great most of the time, but then other 
 
times  
 it wont engage.  It
will still shift transmission for breaking, but no Jake brake
 
Possibly a wiring problem -- I have some weirdness with my 
 
Jake  
 brake. I also suspect that the on-off switch is 
 
malfunctioning.  
 During a recent service visit at CCW, they put the computer on 
 
the  
 system and got a report of a "problem" on the DD side of the 
 
DDEC  
 unit. My Jake brake was apparently rewired to avoid the fault 
 
in the  
 DDEC (instead of low-med-high, I only have low and high 
 
settings).  
 The "solution" is a new DDEC board -- very expensive.
 6. standard items such as light bulbs, needs servicing all 
 
the way  
 around, rope light has
several burned out bulbs, needs replacing
 
Me too. Some of the "burned out" light bulbs actually were ok, 
 
but  
 the ground or something was not good. Just fiddling with the 
 
light  
 and fixture brought a couple back to life. The rope lights are  
probably hopeless. The entire rope would have to be replaced. 
 
I  
 mostly only use the one around the base of the bed (at night) 
 
and  
 once the novelty wore off, I've rarely turned on the others.
 7. The fresh water drain in the bay with the pumps has a 
 
broken  
 valve, so I cant get good
pressure from the fresh water system.  I did get it to 
 
pressurize,  
 by rigging the valve
shut, and it appears everything is in good working order.
 
You don't really need that valve anyway. The main fresh water 
 
dump  
 valve is in the sewer dump side -- a white pipe with manual 
 
slide  
 valve behind the tall door.
My pumps were leaking so I replaced them with a single variable
 
speed  
 pump and I simplified the plumbing, eliminating the expansion
 
tank. I  
 re-plumbed the drain valve and installed a brass valve.
I got "flair-it" compression fittings from pexconnection.com 
 
to  
 transfer from the (gray) polybutylene plumbing to (new) Pex 
 
tubing  
 and a "Flair-it" (note the spelling) pex to mpt (pipe thread)
 
fitting  
 -- then I used "normal" hardware store plumbing parts to re-
 
plumb
 the  
 drain valve.
 8. I have no idea how to use the aquahot, and I am a little 
 
afraid  
 to mess something up.
 
Do you have any hot water? If you do, the aquahot is already
 
working.  
 To use it:
turn on aqua hot switch (labeled hydronic heating) on the dash. 
 
That  
 allows the diesel burner to operate. It has no effect on the 
 
2000  
 watt electric element that works when you're plugged into shore 
 
power.
 
Turn on the three AC switches on the dash. (This is non-
 
intuitive:  
 turn on AC for heat.)
Set the Dometic thermostats (the rectangular, gray ones) to a 
 
higher  
 temperature than ambient. Heat should shortly start coming out 
 
of  
 various places. Under the galley and probably under the sofa. 
 
There  
 are little radiators all around. On an older coach, some of the 
 
fans  
 may not be working. There are also A-H radiators in the 
 
basement and  
 a special low-temperature thermostat (minimum setting 40 
 
degrees) on  
 the forward bulkhead inside the first curbside bay. Use in 
 
freezing  
 temperature situations to keep the bays from freezing and keep 
 
the  
 plumbing (in the basement) from freezing.
There are two "regular" thermostats in the bath. One controls 
 
an  
 electric toe kick space heater the other controls the aquahot  
(hydronic) heat.
The heat in the bedroom comes out from behind the bed in the 
 
side- 
 island arrangement. (controlled by the bedroom thermostat). 
 
The  
 various hydronic heaters will have a little or a lot of fan 
 
noise,  
 depending.
You can check the A-H unit, when the heat is turned on, you 
 
should  
 hear the burner start up. There is an exhaust pipe just below 
 
the
 A-H  
 that will get quite warm when the burner is running.
The A-H also has a 2000 watt electric element that gives heat 
 
for  
 domestic hot water when the coach is plugged in to shore power 
 
or on  
 the generator. The burner (burns diesel) will fire up if 
 
there's no  
 electricity. The A-H is a continuous flow water heater, so you 
 
never  
 run out of hot water (if everything is set properly).
The hot water in the A-H is about 16 gallons, the electric 
 
element  
 can't keep up with (say) a shower, so you'll run out of hot at 
 
16  
 gallons. You can take an endless shower if you have the burner
 
running.
 
When you're on the road,  the A-H gets heat from the engine 
 
cooling  
 system to provide hot water and hydronic heating.
You should probably contact A-H (they're in the Denver area as 
 
I  
 recall) and get a referral to a local A-H service technician. 
 
The
 A-H  
 should have the burner orifice replaced annually and some 
 
other  
 burner compartment cleaning, etc. An A-H technician can explain 
 
more  
 about the care and operation of the unit.
Be absolutely sure that the coolant (see the overflow 
 
container) on  
 the bulkhead behind and to one side of the A-H system) is 
 
properly  
 filled. Running the burner without coolant will risk serious  
(expensive) internal damage to the burner section. In the two 
 
years  
 I've had my coach, the A-H has rarely required any additional  
coolant. Use the same stuff you use for the DD series 60. (Note 
 
that  
 there are specific coolant requirements for the Series 60 -- do 
 
not  
 use regular automotive coolant.)
The burner uses about 1/4 to 1/2 gallon of diesel per hour (if 
 
I  
 recall correctly). But it doesn't run all the time so it's not 
 
a big  
 drain on your fuel.
 
I guess I need to find someone in the DFW area whom is 
 
familiar  
 with Bluebirds,
preferably a 96', and pay them to walk through the entire 
 
coach  
 with me and help with
all my little questions.
 
Go to a Lone Star Birds rally -- there are usually several 
 
folks who  
 can help you.
Pete Masterson
'95 Blue Bird Wanderlodge WBDA 42
El Sobrante CA
aeonix1@
 
 
 
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