I'll check shorting out the sensor wire in the am.
I think I clicked all the buttons to see if any would work, though will
cycle through the buttons again.
Thanks
Rob
'85 300D CA
Garden Grove, CA
==
On 2/27/13 7:59 AM, diesel_mercedes@yahoogroups.com wrote:
> Re: No heat or fan when cold out, though fine when warm.
> Posted by: "diyernh"diyernh@comcast.net diyernh
> Date: Tue Feb 26, 2013 8:43 pm ((PST))
>
> Maybe check the sensors? My 84 300d had several thermostats. There is
> one on the left front of the engine, one on the thermostat housing.
> They short out to block when they are hot. Try shorting out the wire on
> the thermostat housing.
>
> Does it blow when you press the defroster button?
> Carl
>
>
> On 2/22/2013 5:32 PM, BStromsoe wrote:
>> >Mary's heater works great after 1/4 mile. I changed the monovalve 1
>> >year ago. Blower is great - but A/C compressor leaks so I have no A/C
>> >until I put a new compressor in place.
>> >
>> >Martha's blower is not working. I do get heat, but can't blow it out.
>> >My wife isn't happy about that. Her A/C is not working either. Once I
>> >get the blower blowing, I'll tackle the A/C.
>> >
>> >Always something to do in MB land.
>> >
>> >brian from laverne, ca
>> >Mary (195K) Martha (280K)
>> >1983 w123 300d's
>> >----------------------------------------------------------
>> >*From:* Aleph93aleph93@ca.rr.com>
>> >*To:*diesel_mercedes@yahoogroups.com
>> >*Sent:* Friday, February 22, 2013 2:20 PM
>> >*Subject:* [diesel_mercedes] No heat or fan when cold out, though fine
>> >when warm.
>> >
>> >I've noticed that my A/C unit is getting worse this winter, luckily I'm
>> >in SoCal.
>> >When it's cold out (40* or below) I get no heat or fan , though it's
>> >fine later when it has warmed up.
>> >This morning I had no heat or fan the 10 miles to work.
>> >Has anybody else had this problem? If so, what was it, or fixed it?
>> >I have the horizontal buttons (Clima-II). I have changed the fuses
>> >lately, repeatedly clicked the buttons off and on, set the heat dial on
>> >MAX. I want to get A/C fixed for summer, yet want to get a head start on
>> >the system.
>> >Thanks
>> >
>> >Rob
>> >'85 300D
>> >Garden Grove, CA
>> >
>> >
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