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Author Question: How is the door switch wired into the system in Figure 54-25? What will be an ideal ... (Read 63 times)

rachel9

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on: Jul 26, 2018
How is the door switch wired into the system in Figure 54-25?
 
  What will be an ideal response?

Question 2

Describe the procedure for purging a single pipe gravity feed system.
 
  What will be an ideal response?


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31809pancho

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Reply #1 on: Jul 26, 2018
Answer to Question 1

In the low voltage circuit in series with the thermostat.

Answer to Question 2

Single pipe gravity feed systems are purged by opening the purge valve on the pump and letting oil flow until a clear stream of oil is achieved.


rachel9

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Reply 2 on: Jul 26, 2018
Excellent

ryhom

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Reply 3 on: Yesterday
Wow, this really help

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