Generac Power Systems GTH760, Руководство по обслуживанию

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SeCTIoN 3: CArbureTIoN ANd Fuel SYSTeM
Figure 3-23. Positioning Secondary Lever Valve
Figure 3-24. Primary Pressure Test Port Opening
Figure 3-25. Attach Air Pressure Hose
Figure 3-26. Check Primary Pressure Reading
15. Check around the secondary seat for leaks using a
liquid leak detector solution. If a leak is detected,
repeat Step 11 to insure no leakage at the secondary
seat. See Figure 3-27.
Figure 3-27. Check Secondary Seat for Leaks
16. Turn off the air supply. Install the secondary diaphragm
by hooking the secondary lever through the center pin.
If the screw hole tabs do not line up with the casting,
remove and rotate the diaphragm 180 degrees and
reinstall. See Figure 3-28.
17. Install secondary cover and align the cover and diaphragm
notches. Carefully start all five screws, 20-32 x 0.630”,
through cover and diaphragm holes. Tighten evenly, in
a criss-cross pattern, to 30 in. lbs. ±3 in. lbs. (3.39 Nm ±
0.339 Nm). See Figure 3-29.
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