Справочник Пользователя для Patterson-Kelley TBIG-03

leak test valve.  (Refer to Figure 4-8 above.)  In-
sert the free end of the hose in a cup of water. 

4.  Open the downstream leak test valve and check 

for bubbles in the hose.  If there are no bubbles the 
secondary motorized gas valve is OK.  If there are 
bubbles, replace the valve. 

5.  Attach the hose to the upstream leak test valve. 

6.  Open the upstream leak test valve and check for 

bubbles in the hose.  If there are no bubbles the 
natural gas motorized gas valve is OK.  If there 
are bubbles, replace the valve. 

To test the propane branch of the gas train, open the 
propane connection manual shutoff.  Close the natural 
gas connection manual shutoff.  Then repeat steps 5 - 
6 above. 

 
 

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