1) Finished hoistway plumb within ˝” from top to bottom, and
conforming to the dimensions indicated on the layout drawings
provided. All walls and side members must be square and extend
from pit floor to the ceiling of the shaft. Inside surface of
the hoistway must be flush. Interior of hoistway and doors
should be finished prior to the installation of the lift.
Hoistway must be constructed in accordance with ASME A17.1 and
all state and local building code requirements.
2) Adequate supports shall be provided for fastening rail
brackets as indicated on the layout drawings. Supports must
withstand rail forces indicated. The elevator contractor is not
responsible for the structural design of the building and its
ability to support the elevator loads and/or reactions.
3) Where wood frame construction is used, tripled 2” x 6” on
each side of inserts, spaced as indicated on the layout
drawings, and extending the full height of the hoistway are
recommended. Please consult the project architect for design
4) For masonry walls, inserts shall be provided by the
elevator contractor and installed by the general contractor.
5) Total travel distance from finished bottom floor to
finished top floor must be held within 1" of that shown on the
6) Overhead clearance: (top floor to underside of hoistway
ceiling or obstruction) to be maintained per the layout
drawings. If any of the shaftway dimensions cannot be achieved,
contact the factory for alternate arrangements.
7) A poured pit conforming to the dimensions indicated on the
layout drawings must be provided. The pit must be designed for
the impact load indicated and must be dry and level from wall to
8) A sump pump and sump pump hole with cover is recommended in
the elevator pit where water seepage is encountered . A G.F.I.
receptacle is required. If a sump pump is furnished. Coordinate
location with the elevator contractor.
9) A pit light with switch to be provided and installed.
10) All screens, railings, steps and ladders as required for a
11) Barricades outside all hoistway openings for protection
shall be provided by and intalled by general contractors.
12) 3'0" x 6'8" swing doors, with 1 1/2 hour fire rating, with
stainless hall stations, to be provided as optional equipment
and installed by general contractor. Door closers or spring
loaded hinges are included. Provide a sill support to be full
width of the hoistway on optional 2 speed hoistway doors. A 5" x
5" sill angle (supplied from elevator manufacturer) to be
installed by the contractor as per layout plan.
13) Clearance between hoistway door and sill must not exceed
3", nor 5" between hoistway door and car gate per ASME A17.1.
14) All wall patching, painting, and grouting by others. The
main disconnect shall be located within sight of the lift on the
first level, outside the lift shaft.
15) An adjacent machine room built to conform to the layout
drawings, N.E.C., ASME A17.1, and all state and local code
requirements. It shall have suitable access, a
self-closing/self-locking door, a convenience outlet and
lightswitch. Machine room temperature must be maintained between
60 and 90 degrees F. Relative humidity not to exceed 95%.
16) A 120V, single phase, (30AMP @ 5HP) service, with neutral,
to a lockable safety disconnect switch fused with time delay
fuses (25 AMP) shall be furnished in accordance with N.E.C. A
normally open electrical interlock contact is required in the
switch for battery isolation.
5 Horsepower source for single phase heavy-duty switches (or
equal): square 'D' CAT. #H222N, electric interlock EK-300-1. ITE
CAT. #SN-322, electrical interlock #SC-5. Cutler hammer CAT.
#DH222NGK, electric interlock #DS200EK1).