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Need manual for old sidewall heater.

Hotspur
Member Posts: 6
in Gas Heating
Can anyone come up with a manual for this sidewall heater, please - so that I can learn how to get access (from the outdoors side) to the where the flue passes through the wall?
Manufacturer: Commonwealth Co., Alhambra, Calif.
Model: CTV 23, OPT. NAT.
Ser. No.: 23 MN 11 62
Manufacturer: Commonwealth Co., Alhambra, Calif.
Model: CTV 23, OPT. NAT.
Ser. No.: 23 MN 11 62
0
Comments
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Take a picture of the front of the unit and also the rating plate.0
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Here are photos of the heater for which I need the manual.
Manufacturer: Commonwealth Co., Alhambra, Calif.
Model: CTV 23, OPT. NAT.
Ser. No.: 23 MN 11 620
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