Illinois Administrative Code › Title 92 - TRANSPORTATION › Part 441 - INSPECTION PROCEDURES FOR TYPE I SCHOOL BUSES › Appendix D - Electrical System through Fenders

Current through Register Vol. 48, No. 28, July 12, 2024
a)
ELECTRICAL
SYSTEM
1)
Circuits
PROCEDURES/SPECIFICATIONS
:
Shall be arranged in at least nine regular circuits as
						  follows:
1)
Head, tail, stop (brake) and instrument panel
						  lamps;
2)
Clearance lamps and any lamp in or adjacent to step
						  risers;
3)
Interior lamps;
4)
Starter motor;
5)
Ignition, emergency exist alarm signals and other alarm
						  signals;
6)
Turn signal lamps;
7)
Alternately flashing signal lamps and stop signal arm
						  lamps;
8)
Horn;
9)
Heater and defroster.
A separate fuse or circuit breaker for each circuit,
						  except starter motor and ignition.
REJECT VEHICLE IF:
Breaks in insulation are present. Not on proper circuit
						  or properly wired.
2)
Fuses
PROCEDURES/SPECIFICATIONS:
Two extra fuses for each size fuse used on the bus
						  shall be conveniently mounted on the bus today.
REJECT VEHICLE IF:
Fuses are not present or are not conveniently
						  mounted.
3)
Switches
PROCEDURES/SPECIFICATIONS:
Check operation and condition.
REJECT VEHICLE IF:
Switches are not operating properly or are
						  missing.
4)
Wiring
PROCEDURES/SPECIFICATIONS:
All wires shall be properly insulated and securely
						  attached at not more than 18.1 inches (460 mm) intervals. Check
						  condition.
REJECT VEHICLE IF:
Insulation is frayed or missing. Wiring not securely
						  attached.
b)
EMERGENCY
EXITS
PROCEDURES/SPECIFICATIONS:
All buses must be equipped with either a rear emergency
						  door or a left side emergency door and a rear emergency window. (
						  49
						  CFR 571.217 )
Additional emergency exits, including roof hatches, may
						  be required on buses manufactured on or after September 1, 1994. (
						  49
						  CFR 571.217 ) (See Section 441.Illustration
						  F)
For those buses manufactured on or after May 2, 1994,
						  each opening for a required emergency exit must be outlined around its outside
						  perimeter with a minimum 1 inch (2.54 cm) wide yellow retroreflective tape.
						  This yellow retroreflective tape must be on the exterior surface of the bus. (
						  49
						  CFR 571.217 )
Optional emergency roof hatches are allowed. They must
						  be installed according to manufacturer's specifications.
Open and close roof hatches (required or optional) to
						  verify their operation.
REJECT VEHICLE IF:
Emergency exits do not meet requirements. Roof hatches
						  do not open.
1)
Side
PROCEDURES/SPECIFICATIONS:
Inside release mechanism must be protected against
						  accidental release; easily accessible; and readily operated manually without
						  the use of remote control, power device, or tool.
Shall be hinged on front side and open outward. Shall
						  be equipped with safety glass (or equivalent). Glass shall be located in upper
						  portion of the door. Door shall be of at least the same gauge metal as the
						  body. Shall be 24 inches or more clear horizontal opening, with forward edge of
						  opening in line with the rearmost edge of a seat back. Shall have 45 inches or
						  more clear vertical opening. Door and rubber seal must not be defective. (See
						  Alarms and Locks in this subsection for requirements.)
For buses manufactured on or after September 1, 1994,
						  there must be at least 11.7 inches (30 cm) measured from the door opening to
						  the seat back in front. (
						  49
						  CFR 571.217 )
REJECT VEHICLE OF:
Release mechanism is not protected, accessible, or
						  operable (inside and outside); unable to open easily; hinge is located at
						  incorrect location; location and size of opening is incorrect. General
						  condition of door and/or rubber seal is defective.
2)
Rear
PROCEDURES/SPECIFICATIONS:
Inside release mechanism must be protected against
						  accidental release; easily accessible; readily operated manually without use of
						  remote control, power device, or tool.
Shall have permanently attached inside and outside
						  release handles. Outside release handle must be non-hitchable.
Rear exit shall hinge on right; open outwards; have a
						  24 inch or more clear horizontal opening and 45 inch or more clear vertical
						  opening above floor. Glazing shall be installed in upper and lower portions.
						  Door and rubber seal must not be defective. (See Alarms and Locks in this
						  subsection for requirements.)
Exception: Buses manufactured before September 1974 are
						  exempt from glazing in lower portion of rear emergency door.
REJECT VEHICLE IF:
Inside release mechanism is not protected. Inside and
						  outside release mechanisms are not accessible or do not operate properly.
						  Outside release mechanism is hitchable. Door does not open easily. Location of
						  hinge is incorrect. Size of opening is incorrect. Glazing does not meet
						  requirements. General condition of door and/or rubber seal is defective.
3)
Window
PROCEDURES/SPECIFICATIONS:
When the emergency door is located on the left side, a
						  rear emergency window shall be provided. Minimum 16 inches high and 48 inches
						  wide. Designed to be opened from the inside or the outside. Hinged on top,
						  designed and operated to insure against accidental closing in an emergency.
						  Inside handle shall provide for quick release. Outside handle shall be
						  nondetachable and nonhitchable. (See Alarms and Locks in this subsection for
						  requirements.)
Optional emergency windows are allowed. They must be
						  labeled "Emergency Exit" in letters at least two inches high, of a color that
						  contrasts with its background, located at the top of or directly above the
						  window on the inside surface of the bus.
REJECT VEHICLE IF:
If equipped, operating mechanisms do not function.
						  Glass is cracked or broken.
4)
Alarms and
Locks
PROCEDURES/SPECIFICATIONS:
Both audible and visible alarms shall alert the driver
						  when engine is running and any emergency exit door either:
A)
Is not fully latched, or
B)
Is locked and not readily operated manually.
An audible alarm shall alert the driver when engine is
						  running and any emergency exit window either:
A)
Is not fully latched, or
B)
Is locked and not readily operated manually.
The engine starting system shall not operate while any
						  emergency exit door or window (optional or required) is locked from either
						  inside or outside the bus. "Locked" means that the release mechanism cannot be
						  activated and the exit opened by a person at the exit without a special device
						  such as a key or special information such as a combination.
Alarm cut-off or "squelch" control is
						  prohibited.
Exception: No alarm is required for roof
						  hatches.
Exception: On a bus with chassis (incomplete vehicle)
						  manufactured in March 1977 or earlier, the "not fully latched" alarm may only
						  be audible to the seated driver. The engine starting system may operate while
						  the emergency door is locked.
REJECT VEHICLE IF:
Alarms do not alert driver as required. Locks do not
						  meet requirements.
c)
ENTRANCE DOOR
1)
Physical
Requirements
PROCEDURES/SPECIFICATIONS:
Minimum 24 inch horizontal opening. Minimum 68 inch
						  vertical opening. Jack-knife or split type door required on buses purchased
						  after September 1974. If split type door is used and one section opens inward
						  and the other outward, front section shall open outward. Door shall be located
						  on the right side near the front convenient to the seated driver's unobstructed
						  vision. Entrance door shall be power or manually operated from the driver's
						  seat and designed to afford easy release and prevent accidental opening. No
						  parts of the over center door control shall come together so as to shear or
						  crush fingers.
The over center door control must operate properly and
						  must not bind or jam. Vertical closing edges shall be equipped with flexible
						  material for a proper seal and to prevent injury. Lower and upper panels of
						  door shall be of safety glass or equivalent. Bottom of lower panel shall be not
						  more than 35 inches from ground when unloaded. Top of upper glass panel shall
						  be not more than 6 inches from top of door. No door is permitted to left of
						  driver.
A service door equipped with power shall also be
						  capable of manual operation in case of power failure.
Exception: All buses purchased prior to September 1974
						  are exempt from split type door. They may be split, sedan, or jack-knife
						  type.
REJECT VEHICLE IF:
Binding or jamming is evident, mal-functions, over-ride
						  device on power operated door does not function, control not accessible by
						  driver.
Door is missing, loose, or damaged. Rubber seal is
						  missing or torn.
2)
Locks and
Alarms
PROCEDURES/SPECIFICATIONS:
A service door lock is not required, but if any type of
						  service door locking system is installed on the bus, the system shall conform
						  to at least one of the following:
1)
The locking system shall not be capable of preventing
						  the driver from easily and quickly opening the service door from inside the
						  vehicle; or
2)
A locking system that is capable of preventing the bus
						  driver from easily and quickly opening the service door shall include an
						  audiovisual alarm. The alarm shall be audible and visible and must alert the
						  driver when the engine is running and the service door is locked. An alarm
						  disconnect, "squelch control," or other alarm defeating or weakening device
						  shall be prohibited; or
3)
A locking system shall not be capable of preventing the
						  bus driver from easily and quickly opening the service door except when a
						  person outside the bus uses a key that is not capable of locking more than one
						  of at least 1000 of the door manufacturer's key locking systems.
REJECT VEHICLE IF:
Locks and alarms do not meet requirements. Bent, worn,
						  or dislocated parts that would delay quick door release and opening are
						  present.
d)
EXHAUST
SYSTEM
PROCEDURES/SPECIFICATIONS:
"Exhaust System" includes each component used to
						  conduct gas from an engine exhaust port (manifold) to authorized exit point,
						  including each sealing, connecting, and supporting component. Exhaust system
						  shall be outside body and attached to chassis. Size of tailpipe shall not be
						  reduced after it leaves muffler. Any flexible component that contains exhaust
						  gas shall be of stainless steel. System shall not leak. System shall have an
						  outlet at its discharge end(s) only.
1)
General
REJECT VEHICLE IF:
All parts of system are not securely fastened and
						  supported.
Any part of system is leaking or missing.
Any part of system contains holes not made by
						  manufacturer.
2)
Shielding
PROCEDURES/SPECIFICATIONS:
Any flammable material, electrical insulation, brake
						  hose, or fuel system component containing fuel that is located within 11 
						  13/16
						  inches (300 mm) of a component containing exhaust gas shall be safeguarded by a
						  heat shield.
Exhaust system shall be shielded from either accidental
						  contact, "hitching to," or "standing on," except at discharge end. A chassis or
						  body component may provide required shield.
Exception: Fuel system components on diesel powered
						  engines that are located within four inches of a component containing exhaust
						  gas shall be shielded.
REJECT VEHICLE IF:
Shielding is not present (if applicable).
3)
Discharge
PROCEDURES/SPECIFICATIONS:
The exhaust system's discharge end (tail pipe) shall be
						  within .98 inch (25mm) of bus side, rear, or rear corner. It must not extend
						  more than one inch past the bumper. Exhaust fumes shall not be directed towards
						  a door or other opening into bus body. In addition, the discharge end, or ends,
						  shall not be located in any prohibited zone shown in Illustration B.
REJECT VEHICLE IF:
Exhaust discharges into prohibited zones (see
						  Illustration B).
Exhaust system (tail pipe) does not discharge in proper
						  location
Tail pipe extends more than one inch past the
						  bumper.
Exhaust fumes are released towards a door or other
						  opening into bus body.
e)
FENDERS
PROCEDURES/SPECIFICATIONS:
Shall be properly braced and free from any body
						  attachment.
There shall be approximately one inch located between
						  front fenders and back face to cowl.
REJECT VEHICLE IF:
Fenders are not solid or in bad condition.
Sharp edges are evident.
Fenders are loose or protrude out.