SECTION 14 20 10
RESIDENTIAL ELEVATORS
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PART 1 GENERAL
1.1
SECTION INCLUDES
A.
1.2
RELATED SECTIONS
A.
1.3
Section 26 05 00 - Common Work Results for Electrical.
REFERENCES
A.
1.4
Residential elevators of the following type:
1.
Cable drum drive machine room. (MR)
2.
Hydraulic drive machine room. (MR)
3.
Gear motor chain drive machine roomless. (MRL)
4.
Overhead cable drum machine roomless. (MRL)
ASTM E 84 - Standard Test Method for Surface Burning Characteristics of Building
Materials.
SUBMITTALS
A.
Submit under provisions of Section 01 30 00 - Administrative Requirements.
B.
Product Data: Provide capacities, sizes, performances, operations, safety features, finishes,
and similar information. Include product data for the following:
1.
Car enclosures and hoistway entrances.
2.
Operation, control, and signal systems.
3.
Preparation instructions and recommendations.
4.
Storage and handling requirements and recommendations.
5.
Installation methods.
C.
Shop Drawings: Show plans, elevations, sections, and accurately-scaled details indicating
service at each landing, location of machine room, machine room layout, type of wall
construction, coordination with building structure, relationships with other construction, and
locations of equipment and signals. Include large-scale layout of car control station. Indicate
variations from specified requirements, maximum dynamic and static loads imposed on
building structure at points of support, and maximum and average power demands.
D.
Samples: Provide samples for exposed finishes of cars, hoistway doors and frames, and
signal equipment; 3 inches (76 mm) square samples of sheet materials; and 4 inches (102
mm) lengths of running trim members.
E.
Operation and Maintenance Data: For elevators to include in operation and maintenance
manuals.
14 20 10-1
1.5
1.6
F.
Inspection and Acceptance Certificates and Operating Permits: As required by Authorities
Having Jurisdiction (AHJ) for normal, unrestricted elevator use.
G.
Warranty: Special warranty specified in this section.
QUALITY ASSURANCE
A.
Manufacturer Qualifications: Minimum 5 year experience manufacturing similar products.
B.
Installer Qualifications: Elevator manufacturer or manufacturer's authorized representative
who is trained and approved for installation of units specified in this section.
C.
Source Limitations: Provide major elevator components, including driving machines,
controllers, signal fixtures, door operators, car frames, cabs, and entrances, manufactured
by a single manufacturer.
D.
Regulatory Requirements: Comply with ASME A17.1.
E.
Accessibility Requirements:
1.
Comply with Section 4.10 in the U.S. Architectural & Transportation Barriers
Compliance Board's "Americans with Disabilities Act (ADA), Accessibility Guidelines
for Buildings and Facilities (ADAAG)."
2.
Comply with Section 407 in ICC A117.1.
F.
Fire-Rated Hoistway Entrance Assemblies: Door and frame assemblies complying with
NFPA 80 that are listed and labeled by a testing and inspecting agency acceptable to
authorities having jurisdiction, for fire-protection ratings indicated, based on testing at as
close to neutral pressure as possible according to NFPA 252, UBC Standard 7-2 or UL 10B
as required by Authority Having Jurisdiction (AHJ).
G.
Cab Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and
application workmanship.
1.
Finish areas designated by Architect.
2.
Do not proceed with remaining work until workmanship is approved by Architect.
3.
Refinish mock-up area as required to produce acceptable work.
PRE-INSTALLATION MEETINGS
A.
1.7
1.8
DELIVERY, STORAGE, AND HANDLING
A.
Deliver, store, and handle materials, components, and equipment in manufacturer's
protective packaging.
B.
Store materials, components, and equipment off of ground, under cover, and in a dry
location. Handle according to manufacturer's written recommendations to prevent damage,
deterioration, or soiling.
PROJECT CONDITIONS
A.
1.9
Convene minimum two weeks prior to starting work of this section.
Maintain environmental conditions (temperature, humidity, and ventilation) within limits
recommended by manufacturer for optimum results. Do not install products under
environmental conditions outside manufacturer's recommended limits.
SEQUENCING
A.
Ensure that products of this section are supplied to affected trades in time to prevent
14 20 10-2
interruption of construction progress.
B.
Coordinate installation of sleeves, block outs, elevator equipment with integral anchors, and
other items that are embedded in concrete or masonry for elevator equipment. Furnish
templates, sleeves, elevator equipment with integral anchors, and installation instructions
and deliver to project site in time for installation.
1.10 WARRANTY
A.
Special Manufacturer's Warranty: Manufacturer's standard form in which manufacturer
agrees to repair, restore, or replace defective elevator work within specified warranty period.
1.
Warranty Period: Two years from completion date listed on Warranty Card. If
Warranty Card is not received by manufacturer then warranty period starts from
delivery date of elevator from manufacturer.
1.11 MAINTENANCE SERVICE
A.
Initial Maintenance Service: Beginning at Substantial Completion, provide one year's full
maintenance service by skilled employees of elevator Installer. Include monthly preventive
maintenance, repair or replacement of worn or defective components, lubrication, cleaning,
and adjusting as required for proper elevator operation at rated speed and capacity. Provide
parts and supplies same as those used in the manufacture and installation of original
equipment.
1.
Perform maintenance, including emergency callback service, during normal working
hours.
2.
Include 24-hour-per-day, 7-day-per-week emergency callback service.
a.
Response Time: Two hours or less.
PART 2 PRODUCTS
2.1
2.2
MANUFACTURERS
A.
Acceptable Manufacturer: Inclinator Company of America, which is located at: 601 Gibson
Blvd; Harrisburg, PA 17104; Toll Free Tel: 800-343-9007; Tel: 717-939-8420; Fax: 717-9398075; Email:request info (isales@inclinator.com); Web:www.inclinator.com
B.
Substitutions: Not permitted.
C.
Requests for substitutions will be considered in accordance with provisions of Section 01 60
00 - Product Requirements.
CABLE DRUM DRIVE MACHINE ROOM (MR) RESIDENTIAL ELEVATORS
A.
Cable Drum Drive Machine Room (MR) Residential Elevators: Inclinator Elevette® Cable
Drum Drive (D) Elevator.
1.
Capacity: 500 lbs (227 kg).
2.
Capacity: 950 lbs (431 kg).
3.
Car Size: Custom sizes up to 12 sq ft (1.1 sg m) for 500 lbs (227 kg).
4.
Car Size: Custom sizes up to 15 sq ft (1.4 sq m) for 950 lbs (431 kg).
5.
Total Travel Distance: As indicated on the Drawings.
6.
Total Travel Distance: Insert distance in feet.
7.
Floor-to-Floor Travel: As indicated on the Drawings.
8.
Floor-to-Floor Travel: Insert distance in feet.
9.
Overhead Requirements: 8 feet (2438 mm) minimum for seven feet (2134 mm) overall
high cars.
10.
Overhead Requirements: 9 feet (2743 mm) minimum for eight feet (2438 mm) overall
high cars.
14 20 10-3
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
2.3
HYDRAULIC DRIVE MACHINE ROOM (MR) RESIDENTIAL ELEVATORS
A.
2.4
Stops: Two.
Stops: Three.
Stops: Four.
Stops: Five.
Stops: Six.
Stops: Insert number.
Speed: 30 feet/minute +/- 4 (9.1 m/minute +/- 1.2 m).
Pit Depth: Six inches (152 mm) minimum for 500 lbs (227 kg) unit.
Pit Depth: Ten inches (254 mm) minimum for 950 lbs (431 kg) unit.
Power Requirements: 230 volt, 30 amp, single phase, 60 Hertz with 20 amp delay
fuse.
Power Requirements: 208 volt, single phase with power boost transformer and 20
amp time delay fuse.
Power Requirements: Insert requirements.
Drive System: Cable drum drive with soft start enhancement, monorail guiding
system.
Provide emergency battery lowering.
Controller: Relay Logic with programmable drive and built-in soft start function.
Hydraulic Drive Machine Room (MR) Residential Elevators: Inclinator Elevette® Hydraulic
Drive (H) Elevator.
1.
Capacity: 500 lbs (227 kg).
2.
Car Size: Custom sizes up to 15 sq ft (1.4 sq m)
3.
Total Travel Distance: As indicated on the Drawings.
4.
Total Travel Distance: Insert distance in feet.
5.
Floor-to-Floor Travel: As indicated on the Drawings.
6.
Floor-to-Floor Travel: Insert distance in feet.
7.
Overhead Requirements: 8 feet (2438 mm) minimum for seven feet (2134 mm) overall
high cars.
8.
Overhead Requirements: 9 feet (2743 mm) minimum for eight feet (2438 mm) overall
high cars.
9.
Stops: Two.
10.
Stops: Three.
11.
Stops: Four.
12.
Stops: Five.
13.
Stops: Six.
14.
Stops: Insert number.
15.
Speed: 36 feet/minute +/- 4 (11 m/minute +/- 1.2 m).
16.
Pit Depth: Ten inches (254 mm) minimum.
17.
Power Requirements: 230 volt, 30 amp, single phase, 60 Hertz with 20 amp delay
fuse.
18.
Power Requirements: 208 volt, single phase with power boost transformer and 20
amp time delay fuse.
19.
Power Requirements: Insert requirements.
20.
Drive System: Hydraulic drive with monorail guiding system, emergency battery
lowering
21.
Provide petroleum oil.
22.
Provide no-petroleum oil.
23.
Controller: Relay Logic with adjustable hydraulic valve controls.
GEAR MOTOR CHAIN DRIVE MACHINE ROOMLESS (MRL) RESIDENTIAL ELEVATORS
A.
Gear Motor Chain Drive Machine Roomless (MRL) Residential Elevators: Inclinator
Elevette® Gear Motor Chain Drive (C) Machine Roomless Elevator.
14 20 10-4
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
2.5
Capacity: 950 lbs (431 kg).
Car Size: Custom sizes up to 15 sq ft (1.4 sq m).
Total Travel Distance: As indicated on the Drawings.
Total Travel Distance: Insert distance in feet.
Floor-to-Floor Travel: As indicated on the Drawings.
Floor-to-Floor Travel: Insert distance in feet.
Overhead Requirements: 8 feet 6 inches (2591 mm) minimum for seven feet (2134
mm) overall high cars.
Overhead Requirements: 9 feet 6 inches (2896 mm) minimum for eight feet (2438
mm) overall high cars.
Stops: Two.
Stops: Three.
Stops: Four.
Stops: Five.
Stops: Six.
Stops: Insert number.
Speed: 40 feet/minute +/- 4 (12.2 m/minute +/- 1.2 m).
Pit Depth: Eight inches (203 mm) minimum.
Power Requirements: 230 volt, 30 amp, single phase, 60 Hertz with 20 amp delay
fuse.
Power Requirements: 208 volt, single phase with power boost transformer and 20
amp time delay fuse.
Power Requirements: Insert requirements.
Drive System: Gear motor drive with chain for raising/lowering; double rail chassis;
emergency battery lowering, and easily accessible and replaceable batteries.
Controller: Microprocessor-based with upgraded electrical technology; self-diagnostic.
OVERHEAD CABLE DRUM ELEVATOR
A.
Capacity & Size: Capacity 1000 lbs (454 kg); Maximum Car size 15 sq ft (1.4 sq m); 18 sq ft
(1.7 sq m) where allowed. Minimum Car Size 42 inches (1067 mm) W X 36 inches (914 mm)
D (D is measurement out from rail, maximum D dimension is 48 inches (1219 mm),
maximum W dimension is 64 inches (1626 mm).
B.
Speed, Travel, & Landings: Maximum 40 fpm (12.2 mpm), Maximum Car Travel 40 feet
(12.2 m) serving 6 Landings (12 inches (305 mm) minimum between landings). A maximum
of 30 fpm (9.1 mpm) required if overhead is reduced by 3 inches (76 mm).
C.
Minimum Overhead: 8 feet 9 inches (2667 mm) for a standard 6 feet 8 inches (2032 mm)
Inside Height Car @ 40 fpm (12.2 mpm). Other Car Heights: Overhead = Inside Car Height +
25 inches (635 mm) @40 fpm (12.2 mpm).
D.
Power & Wiring: 208-240 Volts, 60 HZ, 30 Amps, Single Phase. Plug in wiring package.
E.
Motor: 3 HP with a Variable Frequency Drive.
F.
Drive: Double Reduction Worm Gear (Machine located at top of Hoistway).
G.
Brake: Mechanically applied, electrically released brake.
H.
Guide Rail: Two Custom-Formed Guide Rails.
I.
Suspension Means: Two 3/8 inch (9.5 mm) Diameter Wire Ropes, 8 x 19 IWRC.
J.
Platform: Steel Car Frame supported plywood with hardwood veneer or laminated floor
standard.
14 20 10-5
2.6
K.
Car Enclosures: Solid wood panels, hardwood veneer panels, MDF or acrylic panels with
aluminum frame. Handrails are available.
L.
Car Doors & Gates: 1 or 2 openings, collapsible gates or accordion gates.
M.
Pit Depth: 8 inches (203 mm) minimum, (12 inches (305 mm) minimum with buffer spring)
N.
Controls & Switches: Floor Buttons, Key Switch, Position Indicator, and Alarm Button in car.
Hall Station Button at each floor.
O.
Safety Devices: Dual type "A" instantaneous safeties, Upper and lower final limits, Slack
Rope switch, Automatic Cab Light, Door or Gate contacts on car, Collapsible gate floating
switches, Shaft doors electrically and mechanically interlocked.
P.
Emergency Features: Emergency Light and Alarm, Battery Lowering, and Manual Lowering.
Q.
Warranty: Limited 2 Year Parts Warranty.
ELEVATOR CAR:
A.
Car Configuration: Code 1.
B.
Car Configuration: Code 2.
C.
Car Configuration: Code 3.
D.
Car Configuration: Code 4.
E.
Car Configuration: Code 5.
F.
Car Configuration: Code 6.
G.
Car Configuration: Code 1, 5.
H.
Car Configuration: Code 2, 4.
I.
Car Configuration: Code 4, 5.
J.
Car Configuration: Code 2, 5.
K.
Car Configuration: Code 1, 4.
L.
Car Configuration: Code 4, 6.
M.
Car Configuration: Code 3, 5.
N.
Car Configuration: Code 2, 3.
O.
Car Configuration: Code 2, 6.
P.
Car Configuration: Code 1, 3.
Q.
Car Configuration: Code 1, 6.
R.
Car Style: Elevette 500 Metal frame with acrylic panels; custom sizes up to 12 sq ft (1.1 sg
m).
1.
Door openings on 1 side.
2.
Door openings on 2 sides.
3.
Door openings on 3 sides.
14 20 10-6
4.
5.
6.
7.
8.
9.
10.
Installation: In-shaft installation;
Installation: No shaft installation;
Floor: Finished hardwood veneer floor
Floor: Unfinished hardwood veneer floor
Automatic safety devices;
Gate: Collapsible.
Gate: Accordion fold gate.
S.
Car Style: Elevette 400: Custom sizes up to 15 sq ft (1.4 sq m).
1.
Door openings on 1 side.
2.
Door openings on 2 sides.
3.
Door openings on 3 sides.
4.
Solid Wood Panel Construction:
a.
Hardwood veneer raised center panels.
b.
Hardwood veneer recessed center panels.
c.
Panels with 2-over-2 panel configuration.
d.
Panels with1-over-1 panel configuration.
e.
Species: Natural Oak.
f.
Species: Natural Birch.
g.
Species: Natural Cherry.
h.
Species: Natural Mahogany.
i.
Species: Natural Maple.
j.
Species: Natural Walnut.
k.
Species: Dark Oak (stain).
l.
Species; Medium Oak (stain).
m.
Species: (Insert wood species and finish).
n.
Application: Factory finished.
o.
Application: Field finished.
5.
Floor: Finished hardwood veneer floor
6.
Floor: Unfinished] hardwood veneer floor
7.
Installation: In-shaft installation; machine roomless; automatic safety devices.
8.
Gate: Collapsible.
9.
Gate: Accordion fold gate.
T.
Car Style: Elevette 300: Custom sizes up to 15 sq ft (1.4 sq m).
1.
Door openings on 1 side.
2.
Door openings on 2 sides.
3.
Door openings on 3 sides.
4.
Smooth hardwood center panels with crown, chair, baseboard and picture molding;
a.
Species: Natural Oak.
b.
Species: Natural Birch.
c.
Species: Natural Cherry.
d.
Species: Natural Mahogany.
e.
Species: Natural Maple.
f.
Species: Natural Walnut.
g.
Species: Dark Oak (stain).
h.
Species; Medium Oak (stain).
i.
Species: (Insert wood species and finish).
j.
Application: Factory finished.
k.
Application: Field finished.
5.
Floor: Finished hardwood veneer floor
6.
Floor: Unfinished] hardwood veneer floor
7.
Installation: In-shaft installation; machine roomless; automatic safety devices.
8.
Gate: Collapsible.
9.
Gate: Accordion fold gate.
14 20 10-7
U.
Car Style: Elevette 200: Custom sizes up to 15 sq ft (1.4 sq m).
1.
Door openings on 1 side.
2.
Door openings on 2 sides.
3.
Door openings on 3 sides.
4.
Smooth hardwood veneer panels with square, flush corners:
a.
Species: Natural Oak.
b.
Species: Natural Birch.
c.
Species: Natural Cherry.
d.
Species: Natural Mahogany.
e.
Species: Natural Maple.
f.
Species: Natural Walnut.
g.
Species: Dark Oak (stain).
h.
Species: (Insert wood species and finish).
i.
Application: Factory finished.
j.
Application: Field finished.
5.
Installation: In-shaft installation; machine roomless; automatic safety devices.
6.
Gate: Collapsible.
7.
Gate: Accordion fold gate.
V.
Car Size:
1.
Width of North (Rail) and South Walls: (Insert dimension) feet.
2.
Width of East and West Walls: (Insert dimension) feet.
3.
Height: Seven feet (2134 mm) overall.
4.
Height: Eight feet (2438 mm) overall.
W.
Wall Finish: Semi-gloss.
X.
Wall Finish: Unfinished.
Y.
Wall Finish: Stain as selected.
Z.
Wall Finish: Paint as selected.
AA.
Floor: Laminated wood veneer:
1.
Species: Cherry.
2.
Species: Birch.
3.
Species: Natural Oak.
4.
Species: Walnut.
5.
Species: Maple.
BB.
Floor: Unfinished Oak:
1.
Finish: Polyurethane finish.
2.
Finish: Stain finish.
CC.
Floor: Owner-supplied tongue and groove flooring
1.
Application: Parallel to north wall.
2.
Application: Perpendicular to north wall.
DD.
Handrails:
1.
Finish: Wood to match car finish.
2.
Finish: Stainless steel - round.
3.
Finish: Brass - round.
4.
Finish: Bronze - round.
5.
Finish: Oil-rubbed bronze - round.
6.
Handrail Locations: (Insert location of walls to receive handrails).
EE.
Lights and Trim:
14 20 10-8
1.
2.
3.
Standard Six Inches (152 mm) Downlight with Glass Lens:
a.
Ring: Brass ring.
b.
Ring: White ring.
c.
Ring: Polished stainless steel.
d.
Ring: Duranotic Ring.
e.
Ring: Bronze ring.
Downlights Flush with Dome: 2 inches x 9-1/2 inches x 9-1/2 inches (51 mm x 241
mm x 241 mm) surface mounted light.
Downlights Flush with Dome: Six inches (152 mm) downlight with black cove baffle
and white trim ring.
FF.
Gates and Openers:
1.
Collapsible Gate: Metal scissor-type gate.
a.
Finish: Silver finish.
b.
Finish: Bronze finish.
c.
Finish: Oil-rubbed bronze finish.
d.
Finish: Brass finish.
e.
Finish: Duranotic finish.
2.
Accordion Fold Gate: Combination of solid and vision panels fabricated from the
following materials and finishes:
a.
Hardwood: Walnut finish.
b.
Hardwood: Teak finish.
c.
Hardwood: Mahogany finish.
d.
Hardwood: Cherry finish.
e.
Hardwood: Birch finish.
f.
Hardwood: Oak finish.
g.
Hardwood: Maple finish.
h.
Vinyl Laminate: Maple finish.
i.
Vinyl Laminate: Dark Oak finish.
j.
Vinyl Laminate: Light Oak finish.
k.
Vinyl Laminate: White finish.
l.
Vinyl Laminate: Walnut] finish.
m.
Vinyl Laminate: Birch finish.
n.
Vinyl Laminate: Cherry finish.
o.
Vinyl Laminate: Mahogany finish.
p.
Acrylic for Vision Panels: Clear.
q.
Acrylic for Vision Panels: Bronze tint.
r.
Metal Finish: Silver.
s.
Metal Finish: Bronze.
t.
Metal Finish: Brass.
u.
Metal Finish: White]].
v.
Metal Finish: Beige.
3.
Opener: Door auto opener.
4.
Opener: Accordion gate auto opener.
5.
Gate Safety Bar: Collapsible type.
GG.
Dome Ceiling:
1.
Finish: White laminate.
2.
Finish: Natural Oak.
3.
Finish: Natural Birch.
4.
Finish: Natural Cherry.
5.
Finish: Natural Mahogany.
6.
Finish: Natural Walnut.
7.
Finish: Dark Oak (stain).
8.
Finish: Medium Oak (stain).
14 20 10-9
HH.
Car Operating Stations: Provide top and bottom end caps and buttons in polished stainless
steel. Select plate configurations based on the elevator's use requirements
1.
Landing Type Finish: Polished Brass finish.
2.
Landing Type Finish: Polished Brass finish.
3.
Landing Type Finish: Brushed Brass finish.
4.
Landing Type Finish: Polished Stainless Steel finish.
5.
Landing Type Finish: Brushed Stainless Steel finish.
6.
Landing Type Finish: Oil-Rubbed Bronze finish.
7.
Landing Type Finish: Bronze finish.
8.
Landing Type Finish: Duranotic finish.
II.
Hall Operating Station: Similar construction to car operating station but with a single button:
1.
Finish: Polished Brass finish.
2.
Finish: Brushed Brass finish.
3.
Finish: Polished Stainless Steel finish.
4.
Finish: Brushed Stainless Steel finish.
5.
Finish: Oil-Rubbed Bronze finish.
6.
Finish: Bronze finish.
7.
Finish: Duranotic finish.
JJ.
Locks: Item EM-7; renders call station inoperable.
KK.
Telephone Box: Manufacturer's standard type.
1.
Finish: Brushed Stainless Steel; installed by dealer only.
2.
Finish: Brushed Brass; installed by dealer only.
3.
Finish: Brushed Bronze; installed by dealer only.
LL.
Accessibility Accessories: Tag.
MM. Accessibility Accessories: Handicap label.
PART 3 EXECUTION
3.1
3.2
EXAMINATION
A.
Confirm that hoistway is constructed in accordance with ASME 17.1 and applicable local
codes.
B.
Verify that the temperature in the hoistway is designed to be maintained between 60
degrees F and 110 degrees F (16 degrees C and 43 degrees C).
C.
Confirm that hoistway shaft and openings in walls are of correct size and location and are
within acceptable tolerances.
D.
Verify availability and characteristics of electrical power.
E.
Do not begin installation until preliminary work including hoistway and landings are complete
and ready for installation of elevator components.
INSTALLATION
A.
Install in accordance with ASME A17.1 and manufacturer's written instructions.
B.
Install elevator equipment and car enclosure. Connect to building utilities.
C.
Install rail in hoistway. Accurately align chassis for smooth operation. Adjust as required.
D.
Coordinate installation of hoistway doors, sills, frames, and other built-in construction with
14 20 10-10
construction of walls enclosing hoistway. Do not begin construction of surrounding walls until
installation of elevator equipment in hoistway is complete.
E.
3.3
3.4
3.5
Adjust equipment for smooth and quiet operation.
FIELD QUALITY CONTROL
A.
Perform tests in accordance with ASME A17.2.1.
B.
Provide two weeks written notification to interested parties prior to scheduled testing.
C.
Provide instruments as required to perform scheduled tests.
FIELD SERVICES
A.
Perform tests as required by authorities having jurisdiction. Perform tests in the presence of
the Architect, Contractor and Owner.
B.
Provide test reports and approval certificates issued by authorities having jurisdiction.
CLEANING AND PROTECTION
A.
Remove protective coverings from finished surfaces prior to turning elevator over to Owner.
B.
Clean exposed surfaces using non-abrasive materials and methods recommended by
manufacturer.
C.
Protect installed elevator components until acceptance by Owner.
D.
Touch-up, repair or replace damaged components prior to acceptance of completed
installation by Owner.
END OF SECTION
14 20 10-11