Specfication for PCC Cars
This document is in the collection of the Melbourne Tram Museum, originally sent to the Melbourne and Metroplitan Tramways Board in April 1947. It has been broken into a number of text files and single drawing files.
Text
Drawings - note some drawings are spread over two pages.
2-9h1 - Standard Assignment on Wire Numbers
3-1a1 - clearance diagram (100 inch wide car)
3-1a2 - clearance diagram (104 inch wide car)
3-1a3 - clearance diagram (108 inch wide car
3-1b1 - general design and dimensions of PCC car
3-1c1 - diagram of ventilation
3-1k1 - arrangement of foot pedals and operators seat
3-2b2 - King Pin conical washer
3-2c1 - Motor Ventilating Ducts
3-2d1 - cable duct (cross section)
3-8a1 - door mount with through shaft
3-8a2 - door mounting with overhead shaft
3-8c1 - door leave & rubber door edges for option No. 1
3-8c2 - door leaf & rubber door edges for option No. 2
3-10b1 - characteristics of MG set blower
3-10i1 - Diagram of pressure ceiling ventilation
3-11d4 - diagram of (typical) auxiliary circuits
3-12d1b - draw bar socket (external type)
3-12p4 - rear view with trolley catcher
3-12r2 - Operator's desk4-2b1 - speed time distance time curves
4-2h1 - shaft brake rates versus car weight
4-3d1 - traction motor by general electric company
4-3d2 - traction motor by westinghouse electric
4-3q2 - motor terminal clamping bridge - WH & GE
4-5b1a - reverser lever handle (for use with back up control)
4-5e1 - spring for trolley board
B2-2d1 - truck cross member with lower part of motor clamp B2
B2-2d2 - upper part of motor clamp for truck B2
B2-2g1 - arrangement of motor leads for truck B2
B2-3c1 - rubber bolster stop for truck B2
B2-6a1 - axle assembly for truck B2
B2-6e2 - torque arm sandwich for truck B2
B2-6e4 - transversal stop for track brake
B2-6e5 - longitudal stop for track brake
B2-8a1 - Torque arm & track brake suspension assembly truck B2
B2-8c1 - torque arm stabilizer bracket bushing for truck B2
B2-12a1 - vertical snubber for truck B2
B2-12a2 - Swing link snubber for truck B2
B2-63e3 - assembly of torque arm sandwich
B3-1b2 - arrangement for electrical leads for truck B3
B3-2a1 - side beam for truck B3
B3-2a1a - Side beam for truck B3
B3-2b1 - axle assembly for truck B3
B3-3b1 - insulating washer for centre bearing truck B3
B3-8a1 - motor support for truck B3
B3-11a1 - dampers for truck B3
B3-14a1 - support of motor bellows for truck B3
C2-1a1 - arrangement of C2 spring in truck B2
C2-1a2 - assembly of spring C2
PCC-Spec/C2-2a1 - rubber element for spring C2
C2-2a2 - load deflection curve for spring C2
C2-3a1 - umbrella for rubber element of spring C2
C2-5a1 - bottom plate for steel spring C2
C2-5b1 - rubber clip for steel spring C2
C2-5c1 - base plate for steel spring C2
C2-5c2 - top plate for coil of steel spring C2
C3a-1a1 - assembly of spring C3a
C3a-2a1 - rubber element for spring C-3a
C3a-2a2 - load deflection curve spring C3a
D1-1a1 - original PCC relisent wheel for all guages & trucks
D1-1a2 - rubber sandwich for wheel D1
D1-8a1 - Press ring for resilient wheel
D2-1a1 - superresilient wheel for narrow gauge B1 and SG - B 2
D2-1a2 - three plate sandwich for wheels D2, D2a, D3 and D3a
D2-4b1 - spacer bolt for wheel D2 (Carnegie)
D2a-4b1 - spacer bolt for wheel D2-a, NACO
D2a-1a1 - Super resilient wheel (NACO) for NGB1 truck and SG B2
D3-1a1 - super resilient (carnegie) for wide gauge B2 & B3
D3a-1a1 - super resilient wheel NACO for B2 wide gauge & B3 truck
D3-4b1 - spacer bolt for wheel D3 Carnegie
D3a-4b1 - Spacer bolt for wheel D3a NACO
E1-1a1 - drumbrake (Westinghouse air) with internal shoes
E2-1a1 - drum brake (clark) with external shoes
E2-1a2 - drumbrake (Westinghouse air) with external shoes
F1 - 1a1 - Actuator for spring applied brake
F1-2a1 - actuator base plate for truck B2
F1-2a2 - actuator base plate for truck B3
F2-1a1 - Actuator for magnetically applied brake
MMTB - PCC 980 -procedure for releasing drum brakes
X1418 - wheel assembly pressure vs temperatureX1418
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