Carrier TYLER Advantage NLBN, Installation & Service Manual

Page: 21 / 27

Installation & Service Manual NLBR, NLBN, NLBS
November, 2005 Page 21
Lift Glass Replacement
WARNING
Wear safety glasses and gloves and use at least two people when replacing glass. Glass is
heavy and weight distribution is uneven. Mishandling of glass could cause breakage
and/or personal injury.
1. Make sure the lift glass is in the fully open
position or the glass frame clamp (1) is in
the up position.
2. While holding glass, remove four screws
(2) from hinges (3), shims (4) and glass
frame clamp (1).
3. Replace broken lift glass assembly (5)
with new lift glass assembly (5). Make
sure to replace the shims that were
removed during disassembly.
4. Install four screw (2) in hinges (3) and
glass frame clamp (1). Tighten each
hinge screw (2) to 60 lb-in. of torque.
Do not overtighten.
5. Check torque of glass frame clamp
setscrews. It should be pre-torqued to
48 lb-in.
Do not overtighten.
NOTE
Lift glass must seal tightly to ensure
proper operating temperatures! Replace-
ment seals are available through TYLER
Service Parts.
6. After the lift glass has been replaced,
install the end seal trim following the
instructions on page 23. Close the lift
glass. Make sure the lift glass seals
tightly against the color band.