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PROPANE

THOMASJUS
Explorer
Explorer
Newbie to all this....just purchased 1993 Damon Frontier Flyer (32ft) and will have many questions.....first Motor Home.
My Manchester propane tank is stamped 23.9#. I don't know what the "#" symbol means.....Is it POUNDS or GALLONS ??
Thanx
19 REPLIES 19

THOMASJUS
Explorer
Explorer
I called Damon (now THOR) and they don't have any manuals that far back. I'll just ask the propane attendant next time I fill it. Thanx to all. TJ

TomB_
Explorer
Explorer
You might try checking your coach's webpage to see if they offer owner's manuals for each year of production. That's what I did for my Adventurer & it has been quite helpful.

mayo30
Explorer
Explorer
mowermech wrote:
The misplacement of the "#" sign is one of the many things that are all too common.
Generally, if the "#" sign is IN FRONT or the number, it means "number", as in "You #10!"
If the "#" sign is after a number, it means "pounds".
I agree, the 23.9# probably means that the TARE (empty) weight of the cylinder is 23.9 pounds.


All the kids call the # a "hashtag"now.

Dutch_12078
Explorer II
Explorer II
2oldman wrote:
I have never known # to mean gallons.

And it doesn't necessarily mean pounds either. Without seeing exactly how it's used on the OP's tank, I have no idea what it means. A photo of the tank label would be helpful in sorting it out, but it makes no sense at all that a 32' motorhome would have a 23.9 pound propane tank, either capacity or tare weight.
Dutch
2001 GBM Landau 34' Class A
F53 chassis, Triton V10, TST TPMS
Bigfoot Automatic Leveling System
2011 Toyota RAV4 4WD/Remco pump
ReadyBrute Elite tow bar/Blue Ox baseplate

Dutch_12078
Explorer II
Explorer II
mowermech wrote:
Dutch_12078 wrote:
mowermech wrote:
The misplacement of the "#" sign is one of the many things that are all too common.
Generally, if the "#" sign is IN FRONT or the number, it means "number", as in "You #10!"
If the "#" sign is after a number, it means "pounds".
I agree, the 23.9# probably means that the TARE (empty) weight of the cylinder is 23.9 pounds.

Except that the OP does not have a DOT "cylinder", he has an ASME "tank". 23.9 is the gallons rating for his 100 LB propane tank. The tare weight is typically not stated on ASME tank labels, since they're never filled by weight.


I used to own a 100 lb. propane cylinder. That thing weighed a lot more than 25 lbs. when empty, and it was HUGE! I have never seen a tank that big on any motorhome (but then, I haven't seen EVERY motorhome there is).

Maybe I'll go look at MY ASME tank on my 32 foot motorhome, and see what identification is on there.

Please do go look at your ASME tank. But in the meantime, here's a photo of the label on MY ASME tank. Note the 29.3 gallon rating that at 60 deg.F equates to a 123.6 LB capacity or 98.88 LBS with the required 20% expansion allowance.

Dutch
2001 GBM Landau 34' Class A
F53 chassis, Triton V10, TST TPMS
Bigfoot Automatic Leveling System
2011 Toyota RAV4 4WD/Remco pump
ReadyBrute Elite tow bar/Blue Ox baseplate

mowermech
Explorer
Explorer
Dutch_12078 wrote:
mowermech wrote:
The misplacement of the "#" sign is one of the many things that are all too common.
Generally, if the "#" sign is IN FRONT or the number, it means "number", as in "You #10!"
If the "#" sign is after a number, it means "pounds".
I agree, the 23.9# probably means that the TARE (empty) weight of the cylinder is 23.9 pounds.

Except that the OP does not have a DOT "cylinder", he has an ASME "tank". 23.9 is the gallons rating for his 100 LB propane tank. The tare weight is typically not stated on ASME tank labels, since they're never filled by weight.


I used to own a 100 lb. propane cylinder. That thing weighed a lot more than 25 lbs. when empty, and it was HUGE! I have never seen a tank that big on any motorhome (but then, I haven't seen EVERY motorhome there is).
Maybe I'll go look at MY ASME tank on my 32 foot motorhome, and see what identification is on there.
CM1, USN (RET)
2017 Jayco TT
Daily Driver: '14 Subaru Outback
1998 Dodge QC LWB, Cummins, 5 speed, 4X2
2 Kawasaki Brute Force 750 ATVs.
Pride Raptor 3 wheeled off-road capable mobility scooter
"When seconds count, help is only minutes away!"

ICamel
Explorer
Explorer
Tare weight on my 5 gallon propane tank is 18#
Tare weight on my 7.5 gallon tank is 24.5#
Tare weight on my 1.0 gallon tank is 9.4#
ICamel

2017 Arctic Fox 992
2005 Ford F350 Lariat SuperDuty CrewCab 4x4 + 6 Speed Manual + 19.5" Tires + LoadLifter 5000 Rear Air Bags
2005 16' River Wild Drift Boat
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Dandy_Dan
Explorer
Explorer
A 23.9 tare weight tank would be barely larger than a 20# tank which holds less than 5 gallons when full. Propane is about 4.25#/gal.
dan218b@tds.net
Dan and Lori Branson
Anna 1 and Lily( The new one)
Sarah-7/16 and Beau at the Rainbow bridge
2015 Ford SD350 Crew Cab Power Stroke
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2oldman
Explorer II
Explorer II
I have never known # to mean gallons.
"If I'm wearing long pants, I'm too far north" - 2oldman

Dutch_12078
Explorer II
Explorer II
mowermech wrote:
The misplacement of the "#" sign is one of the many things that are all too common.
Generally, if the "#" sign is IN FRONT or the number, it means "number", as in "You #10!"
If the "#" sign is after a number, it means "pounds".
I agree, the 23.9# probably means that the TARE (empty) weight of the cylinder is 23.9 pounds.

Except that the OP does not have a DOT "cylinder", he has an ASME "tank". 23.9 is the gallons rating for his 100 LB propane tank. The tare weight is typically not stated on ASME tank labels, since they're never filled by weight.
Dutch
2001 GBM Landau 34' Class A
F53 chassis, Triton V10, TST TPMS
Bigfoot Automatic Leveling System
2011 Toyota RAV4 4WD/Remco pump
ReadyBrute Elite tow bar/Blue Ox baseplate

mowermech
Explorer
Explorer
The misplacement of the "#" sign is one of the many things that are all too common.
Generally, if the "#" sign is IN FRONT or the number, it means "number", as in "You #10!"
If the "#" sign is after a number, it means "pounds".
I agree, the 23.9# probably means that the TARE (empty) weight of the cylinder is 23.9 pounds.
CM1, USN (RET)
2017 Jayco TT
Daily Driver: '14 Subaru Outback
1998 Dodge QC LWB, Cummins, 5 speed, 4X2
2 Kawasaki Brute Force 750 ATVs.
Pride Raptor 3 wheeled off-road capable mobility scooter
"When seconds count, help is only minutes away!"

Jframpey
Explorer
Explorer
Dr Jay wrote:
I agree the symbol is for pounds. But, I also think that 23.9# might be the tare weight (or empty weight) of the tank.


Winner, winner, chicken dinner! The 23.9# represents the rare weight of the container.

THOMASJUS
Explorer
Explorer
Well, yes. It is 32foot Class A with a built-in, horizontally mounted Manchester propane tank...labeled 23.9#------and it is filled "at the pump". With all your answers to my questions, I have gleaned that the 23.9 pounds converts to 100.38 pounds. Maybe that tank size is a bit small for a 32-footer....but what it is, is what it is. The original purchaser got to make all the decisions and I have to liVe with it. So far.....I love working on it and am looking forward to my first long-distance trip. Made two short over-night trips here in Colorado, made many repairs (including all 6 new tires) and think I have most of the kinks worked out.
Thanx for your help....more questions to come....TOM JUSTICE

Dr_Jay
Explorer
Explorer
I agree the symbol is for pounds. But, I also think that 23.9# might be the tare weight (or empty weight) of the tank.
2013 Winnebago Sightseer
Greater Boston Area