The words below are not included in the elevator installation work and should be carried out by building contractor in accordance with our drawing, relevant to international or local codes and regulations.

The construction of the hoist way shall be undertaken by the building contractor as per our layout drawings. However the civil work shall confirm to all the IS specification and local codes and regulations in force.

• The construction of the hoist way shall be in 150 mm RCC or a coloumn-beam structure with a 230 mm brick wall. Hollow blocks are not allowed.

• Waterproof work inside pit (including drainage if necessary).

• Provision of pit ladder which should be at least 1000mm over the lowest floor level.

• Suitable ventilation and cover to prevent rodent, birds, animals and dust from entering the hoist way.

Dry and flat pit of proper depth shall be provided and reinforced to sustain normal impact loads from buffer.

• Plumb line tolerance over the whole hoist way height must not exceed ± 25 mm.

• One front hoist way wall at the ground floor level is not to be constructed until after all the door frames are in place.

• All door opening shall be rough finished as per dimensions.

• Provision of proper scaffolding before starting of fitting the elevator.

• Painting the hoist way.

• Lighting in the shaft way & pit.

• All cutting, including cut outs to accommodate hall signal fixtures, patching.

• Chipping and cutting at door entrances for sills and door frames.

• Finishing work like cladding of stone (if required) and plastering after the door frames are fixed. This shall be done before fitting of the doors.

• Buffer Blocks-RCC or brick work before fixing of buffer springs in the pit.

• Plastering or cladding the hall button frames and finishing before fitting the landing operating panels or displays.

• Repainting the hoist way and door entrances.

• The machine room slab shall have the cutouts as per our civil drawings. These cutouts shall be properly plaster finished.

• The machine room slab shall be designed for strength as per our specification depending on type of elevator to be installed.

• I-Beams (for mounting the machine) shall be provided & fitted by the contractor under the supervision of our technician during fitting of the elevator.

• Lifting beam or hooks shall be provided on the ceiling for hoisting and transfer of heavy equipment.

• An entrance of 1200 mm wide x 2100 mm height with provision of a two panel’s lockable door shall be provided.

• Proper ventilation to maintain the
temperatures between 30°C and 50°C is legally required. Relative humidity should not exceed 92% (monthly) and 95% (daily) non-condensing.

• If required noise insulation should be installed between the machine room and adjacent residential areas.

• Proper suitable fluorescent lighting and a wall mounted fan for air circulation and an exhaust fan with cover in the machine room.

• A three phase, four wire electrical feeder in the machine Room.

• Two independent suitable grounding conductors for the machine and control panel.

• A main switch fuse unit or a suitable MCCB in the machine room to isolate the main control panel of the elevator.

• A 15 Amp power supply for using hand tools and a 5 Amp power supply for lighting.

• Fire detectors shall be provided for all commercial installation like malls, office buildings, cinema halls, hospitals etc.

• Uninterrupted Power supply is to be provided throughout the installation.

NOTE: No power cables shall go through the shaft way.