Background and overview
Japanese National railways (JNR) developed 155 series DC electric multiple
unit (EMU) trains to enter "Hinode" school excursion westbound
services from Tokyo metropolitan area and "Kibo" eastbound services
from Keihanshin metropolitan areas in 1959. In addition, JNR developed
159 series DC electric multiple unit trains to enter "Komadori"
school excursion trip from Nagoya area in 1961. Subsequently, JNR developed
167 series school excursion trip DC electric multiple unit trains for students
living in north Kanto area in 1965. 8 four-car sets consisting of 2 powered
vehicles and 2 trailer vehicles were delivered in 1965.
Car body
They have 2900mm wide body. Their body design incorporates lightweight
shaped steel and pressed forming beam to realize a lightweight body, employing
cold rolled steel plate for the body skin, and hot rolled steel plate for
the roof. The cab end is gangwayed, having a gangway door and curved surface
windscreens on the front. A classification roll sign is fitted above the
gangway door. Two headlights are fitted on each side of the gangway, and
two taillights are fitted below the headlights. They are equipped with
two 700mm wide single-leaf automatic sliding doors. 1080mm wide double-hung
unit assembled side windows, the upper sash of which moves down and the
lower moves up, and a 625mm wide double-hung unit assemble window are fitted
between the doors. Door operating equipments, TK100B, are fitted on the
door header of the sliding doors. They are equipped with forced draught
ventilators on their roof. Class moha166 vehicles have the low roof section
where the current pickup is fitted to keep the distance against tunnels
having the smaller cross section on the Chuo East line. An axial flow fan
is also fitted there for the ventilation. Their livery is orange with a
yellow wide band around side windows.
Bogies
The 165 series are equipped with DT32B bogies on the powered vehicles and
TR69B bogies on the trailers, featuring bellows air springs for the secondary
suspension, and pedestal type journal supporting system. Their secondary
airbag suspension is not mounted to their body directly but mounted in
the bogie unit. The parallel cardan drive with hollow shaft is applied
for the power transmission device. The gear ratio is 4.21. The brake rigging
is a single tread brake for powered and double disk brake for trailer.
Traction unit and ancillary equipments
Eight series-wound brushed DC traction motors, MT54, with a power output
of 120kW are controlled by the armature-resistance traction control system,
CS15A, featuring free selectable speed control the holding brake, and fitted
to class moha167 powered intermediate vehicles. Class moha166 powered intermediate
vehicles with a current pickup, PS16, on the roof and a motor generator,
MH97-DM61, with a power output of 20kVA and two air compressors, MH80A-C1000
beneath the floor. They adopt electromagnetic straight air brake with the
rheostatic brake and holding brake.
Accommodation
They have 2-2 abreast transverse seating bays with 1460mm seating pitch
having a detachable pedestal table. A hand-grab is fitted on the shoulder
of the backrest of transverse seating bay. A seating baye located at the
end of the rear can be converted to a simple berth by sliding the seat
forward and the backrest downward. A clock is fitted above the door between
a vestibule and a passenger saloon located at the front. The doorway located
at the front is equipped with two 40 litre drinking water tanks and two
rubbish bins. The doorway located at the rear is equipped with two washstands,
a Japanese style toilet, and a storage to store detachable tables and cleaning
implements. Class moha166 vehicles are equipped with 3 fans on the ceiling,
and the others 4 on the ceiling, besides the low roof section of class
moha166 vehicles is equipped with an axial flow fan.
Additional delivery
Vehicles built May 1966 onward differ from earlier 167 series in for class and kuha167 vehicles having 6 fans, for class moha166 having 5 and for class moha167 having 7 fans on the ceiling.
Modifications
Air conditioner fitting modification
The air conditioning modification of standard class vehicles
They were modified to fit air conditioner(s) over the period from March 1977 until March 1981. Class kuha167 vehicles are equipped with 5 air conditioners, AU13E, rated at 5,500kcal/h and class moha167 6. Forced draught ventilators located at the centre of the roof were relocated to the roof shoulder. Meanwhile, class moha166 vehicles were equipped with an air conditioner, AU72, rated at 33,000kcal/h. All vehicles were equipped with additional three phase power lines for the air conditioners. Class kuha167 vehicles were equipped with a motor generator, MH128-DM85, with a power output of 110kVA for the power supply to air conditioners beneath the floor.
Additional conductor's rooms fitting modification of class moha166
JNR replaced a storage and a toilet of class moha166 vehicles reallocated from Shimonoseki depot to Miyahara depot with conductor's room to be used on "Chikuma" and "Kuroyon" overnight express services over the period from November 1978 and until November of the following year.
Livery change
Their livery was changed to green with orange wide band around side windows over the period from April 1975 until May 1980.
Operations and withdrawal
They entered "Wakodo" school excursion services linking Tokyo and Shimonoseki, "Yujo" services linking Kyoto and Shimonoseki, and "Nakayoshi" services linking Hiroshima and Shimonoseki in 1966. In addition, they also entered "Choshu" express services linking Tokyo and Shimonoseki, "Izu", and "Oku-Izu" services. However, school excursion trains were discontinued in 1975 and vehicles allocated Shimonoseki depot were reallocated to Tamachi depot to enter "Gotemba" express services linking Tokyo and Gotemba and to Miyahara depot to enter "Chikuma" express services linking Osaka and Nagano and "Kuroyon" services linking Osaka and Minami-Otari in 1975.
At the splitting of JNR into the privatized JR companies, JR East and JR West received 167 series in 1987.
Although vehicles owned by JR West had been used on "Chikuma" and "Kuroyon" services, they had been replaced with 165 series EMU in 1997 and completely scrapped in 2000. Meanwhile, although vehicles owned by JR East had been used on "Meruhen" rapid services linking Maihama and Omiya/Tachikawa, they were discontinued in 1990. They had also been sued on the overnight ordinary services linking Tokyo and Ogaki. Eventually, 167 series had completely been scrapped in 2003. |
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