Alliance Laundry Systems t477c Manual Do Utilizador

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1. Disconnect electrical power from tumbler. Close 

gas shut-off valve to tumbler. Refer to Figure 6.

2. For Johnson GM7000 gas valve:

Remove burner orifice(s) from the spud holder. 
Refer to Figure 7.

3. Install the new, correct burner orifices. Refer to 

Figure 8. Torque each to 9 – 10 Nm.

4. Commission tumbler for use.

1. Check gas burner orifice (manifold) pressure as 

follows. Refer to Figure 7.

2. Loosen screw plug inside pressure tap located on 

underside of valve.

3. Connect a “U”- tube manometer (or similar 

pressure gauge) to the 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 and close needle valve (pressure 
tap).

5. Commission tumbler for use.

Figure 8 

TMB2015N

Size Stamped on Burner Orifice