Kewaunee Supreme Air Series, Руководство по эксплуатации и техническому обслуживанию

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VFHOMT-11/18
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16
Maintenance Instructions
Sash Glass Replacement Instructions
Vertical Sash
1. Remove the hood Top Front Panel by lifting up and pulling out.
(The panel is attached to the hood front posts by four flat head pins that match to the four
Keyhole Slots in the front of the posts.)
2. Open Sash to operating height.
3. Remove (4) Screws on backside of Sash Handle . These screws attach the
handle to the Belt Tees . (see detail 1)
4. Completely close Sash .
5. Slowly open sash until a hole in the Front Pulley lines up with the hole in the
Pulley Bracket .
6. Insert a pin such as a bolt or screwdriver through the Pulley and Pulley Bracket .
Clamp the pin in place so that it cannot work loose. Clamp the Sash Belt to the
side of the Pulley Bracket on each side of the hood. The sash drive system is
now locked so that the sash can be removed without the counterweight falling.
7. Holding the Sash Handle , carefully lift the Sash up from both ends, while at the
same time pulling down on the Belt Tees , until the sash is free from the belt tees
on both ends. (see Figure 1)
8. Slide the Sash , as far as possible, into one side of the Sash Track and swing the
other side out and away from the front of the hood. The sash is now free.
9. If replacing the Sash Handle onto a new glass panel, continue to step 9. If
replacing the glass and handle assembly in the hood only, skip to step 16.
10. Lay sash down on a horizontal surface.
11. Using a razor blade and putty knife, cut the silicone between the Sash Glass and
the slot in the Sash Handle and work the handle loose from the glass.
12. Clean all excess silicone from the handle slot.
13. Apply a bead of silicone inside the handle slot.
14. Press the Sash Handle onto the Sash Glass . Make sure the handle is centered
along the length of the glass.
15. Clean any excess silicone from the glass and handle.
16. Tape the Sash Handle to the Sash Glass and let the silicone cure for 24 hours
before continuing.
17. Holding the new Sash vertical, insert one end into the Sash Track and swing the
other end in line with the track on the opposite end.
18. Center the Sash Handle between the shoulders of both Belt Tees and line the
tees up with the notches on the bottom of the Sash Handle .
19. Carefully lower the Sash Handle onto the Belt Tees . Make sure the Belt Tees
are completely seated into the Sash Handle .
20. Remove the clamps and pins from the Pulley , Pulley Brackets , and Belts .
21. Open the sash and install the (4) Screws through the backside of the Sash
Handle into the Belt Tees . (see Detail 1)
22. Replace Top Front Panel