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Marc & Tavie Glassmire

The water temp gauge on by bus quit on my last outing. Is there a
way to find if the problem is the sending unit or the gauge. I have
pulled the dash panel and looked at the back of the gauge and believe
that is is an electric guage vs a mechanical gauge because is has
three screw type terminal posts. I have also pulled the dog house
and found what I think is the sending unit on the back upper right
side of the radiator. This sending unit has a single large diameter
(6 or 8 gauge) wire coming from it. The back of the gauge has 4
small diameter (16 or 18 or 20 gauge) wires, 2 to one post and 1 to
each of the other two posts. I am not inlcuding the wire for the 53
size light bulb. The only other info that I have is that normall the
indicator would be at rest at about 10 or 10:30 when the engine was
off or cold. Now with it not working the indicator is pointing
straight at 9:00. Is there way to find the problem? Whare does one
buy a new gauge and sending unit? How does one know for sure which
sendind unit is the water temp sending unit. You car reply here or
to patches@....
Thanks in advance,
Marc Glassmire
King George, VA
1988 35FC

Jeff Miller

The water temp sender is on the front of the block, you might be able
to reach it from under the coach (1-wire sender, to the driver's side
of the fan drive).

The sending unit on the radiator is for low-water level.

To test the gauge, ground the wire coming from the gauge to the
sender, it should send the gauge to full-scale.

- Jeff Miller


--- In WanderlodgeForum@yahoogroups.com, "Marc & Tavie Glassmire"
wrote:
> The water temp gauge on by bus quit on my last outing. Is there a
> way to find if the problem is the sending unit or the gauge. I
have
> pulled the dash panel and looked at the back of the gauge and
believe
> that is is an electric guage vs a mechanical gauge because is has
> three screw type terminal posts. I have also pulled the dog house
> and found what I think is the sending unit on the back upper right
> side of the radiator. This sending unit has a single large
diameter
> (6 or 8 gauge) wire coming from it. The back of the gauge has 4
> small diameter (16 or 18 or 20 gauge) wires, 2 to one post and 1 to
> each of the other two posts. I am not inlcuding the wire for the
53
> size light bulb. The only other info that I have is that normall
the
> indicator would be at rest at about 10 or 10:30 when the engine was
> off or cold. Now with it not working the indicator is pointing
> straight at 9:00. Is there way to find the problem? Whare does
one
> buy a new gauge and sending unit? How does one know for sure which
> sendind unit is the water temp sending unit. You car reply here or
> to patches@c...
> Thanks in advance,
> Marc Glassmire
> King George, VA
> 1988 35FC

pattypape

Teleflex has all the gages pictured on there web site,
Click on tech. support and there is a handy troubleshooting
aid, that will help. http://www.tflx.com/

Bill 88 FC michigan



--- In WanderlodgeForum@yahoogroups.com, "Marc & Tavie Glassmire"
wrote:
> The water temp gauge on by bus quit on my last outing. Is there a
> way to find if the problem is the sending unit or the gauge. I
have
> pulled the dash panel and looked at the back of the gauge and
believe
> that is is an electric guage vs a mechanical gauge because is has
> three screw type terminal posts. I have also pulled the dog house
> and found what I think is the sending unit on the back upper right
> side of the radiator. This sending unit has a single large
diameter
> (6 or 8 gauge) wire coming from it. The back of the gauge has 4
> small diameter (16 or 18 or 20 gauge) wires, 2 to one post and 1
to
> each of the other two posts. I am not inlcuding the wire for the
53
> size light bulb. The only other info that I have is that normall
the
> indicator would be at rest at about 10 or 10:30 when the engine
was
> off or cold. Now with it not working the indicator is pointing
> straight at 9:00. Is there way to find the problem? Whare does
one
> buy a new gauge and sending unit? How does one know for sure
which
> sendind unit is the water temp sending unit. You car reply here
or
> to patches@c...
> Thanks in advance,
> Marc Glassmire
> King George, VA
> 1988 35FC
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