Alliance Laundry Systems TMB795C User Manual

Page of 63
Installation
29
M414905
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How to Adjust Gas Valve Governor/Regulator
1. Check gas burner orifice (manifold) pressure as 
follows. Refer to Figure 12.
2. Remove screw plug from pressure tap.
3. Connect a “U”-tube manometer (or similar 
pressure gauge) to the burner orifice (manifold) 
pressure tap.
4. Start tumbler and note pressure once flame is 
burning. Remove regulator cap and adjust 
regulator screw until the burner orifice pressure 
per applicable table is achieved. Replace 
regulator cap. Refer to Figure 12
5. Commission tumbler for use.
Figure 13 
TMB2015N
1
Size Stamped on Orifice
1
BURNER
ORIFICE