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LGB 21701 Instruction Manual page 3

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21701
The Prototype:
In 1899, the locomotive maker
Krauss of Linz, Austria delivered
one of its famous U series steam
locomotives,
No. 4182,
to the
Friedlander
Regional
Railway
(FBB), which was then located in
the Austrian-German border area.
It operated as FBB 1 »Ehrlich«. In
1918, the locomotive became CSD
U 37007 of the Czechoslovakian
National Railway. Around 1939,
the locomotive became the Deut-
sche Reichsbahn's No. 99791 and
was deployed on the Hetzdorf-
Grosswaltersdorf narrow gauge
line.
The loco was damaged during an
air raid, and in 1945, it was taken in
1945 to the DR repair shop in
Chemnitz. From there it was used
by the Prignitz regional narrow
gauge railway. After expropriation
of the private railways in East
Germany, it was renamed to
DR 994712, and finally, it was
taken out of service on November
15, 1965. That ended the memora-
ble history of this famous Austrian
locomotive in Germany.
Technical Features:
- Smoke generator
- Automatic directional lighting
- Twin front and rear lanterns
- Lighted cab
- Electronic voltage stabilization
circuit
- Three-way control switch in cab
- Rear lighting socket
- Traction tyre
- Furnished cab with instrument
panel and engineer
- Prototypical livery and lettering
- Detailed, operating driving gear
with four powered wheels
- Opening fire box door with de-
tailed boiler pipes
- Metal plated lantern rings, bell,
whistle and driving rods
Drive
unit
with
seven-pole
BOhler motor sheltered from dust
and dirt.
Illumination:
At the front are two working lan-
terns. These lanterns automati-
cally turn off when the locomotive
is run in reverse. Now two rear lan-
terns are illuminated. To change
the bulbs, the lamp rings and glas-
ses should be removed. The blown
bulb can be removed either with
the fingers or with a pair ot tweez-
ers. The driver's cab bulb can be
removed by pushing a pair of
tweezers through the driver's cab
door.
An
electronic
voltage
stabilizer circuit helps to keep a
steady light in the lanterns from
very low speeds to high speeds.
Lighting sockets are mounted at
the rear of the driver's cab. These
sockets can be used to power LGB
electrical accessories such as the
"Sound of Steam" Boxcar LGB
No. 41351 or Interior Lighting Sets
LGB No. 68330 (3030).
Drive Mechanism:
This model is powered by a seven-
pole BOhler motor. Three axles are
powered. One wheel is equipped
with a traction tyre.
Smoke Generator:
Enclosed with the locomotive is a
small supply of smoke fluid, which
allows you to run your locomotive
with "steam". The smokestack
should only be filled halfway with
smoke fluid. This allows the smoke
generator to develop sufficient
heat to evaporate the smoke fluid.
The smoke is harmless and safe.
The smokestack can be easily re-
filled with the LGB Smoke Fluid
(Nr. 50010). Because of the vol-
tage stabilizer, running your en-
gine without smoke fluid will not
damage the smoke generator.
Attention: Do not touch the fire
tube as it can be broken very eas-
ily.
Replacing of a defective
smoke generator:
To change the smoke generator,
carefully lift out the safety cover of
the smoke stack with a small lever
to avoid damage. After that, the
smoke generator should be pulled
out carefully with needle-nosed
pliers by grasping the center heat-
ing pipe.
The wires to the old generator
should be cut and reconnected to
the replacement generator accord-
ing to illustration 4. Do not forget td
replace the safety cover.
Methods of operation:
You can choose how to operate
your engine by using the three-way
switch in the engineer's cab:
1
l
Switch position 0
=
All power off
Switch position 1
=
Power to lights and
smoke generator only
Switch position 2
=
Power to lights, smoke
generator and motor
Cleaning:
Dirty locomotives can be cleaned
using detergent and water.
Lubrication:
The axles should be occasionally
lubricated from with a drop of LGB
Maintenance Oil (Nr. 51021). No
other lubrication is necessary.
Motor replacement:
This should only be carried out in a
specialist workshop. Should you
however decide to do this, natur-
ally at your own risk, you should
take care to ensure that when the
connecting rods are replaced onto
the wheel pivots that the wheels do
not jam when rotated. Badly fitted
connecting rods lead to unsatisfac-
tory locomotive driving charac-
teristics and can also lead to pre-
mature gearbox faults.
Should the motor and/or warm and
spur gears be replaced the these
should be subsequently greased
with LGB-Gearbox grease 51020.
Replacing the wheel sets,
power pick-Up shoes and
commutator brushes (Fig. 5):
The chassis bottom can be lifted
off after removing five screws.
After unscrewing the coupling
shaft screws, the wheel sets,
power pick-up shoes and com-
mutator brushes can be replaced.
When the wheels are replaced, the
gears and axle bearings must be
adequately lubricated with LGB
Graphite Lubricant (51020).
During assembly when the cou-
pling rod is screwed into the
pivot, it is vitally important to
make sure that the coupling rod
does not clamp at any wheel pos-
ition. This would otherwise inevit-
ably cause poor driving quality
and may even destroy the gear.
Engine weight:
2480 grams
Length over buffers:
340mm
Power supply:
LGB locomotives should only be op-
erated with LGB transformers and
power packs. For this model, we
recommend an LGB power supply
with power output of 1 amp or more,
for example, the 50000 power pack
or the 50060 transformer and 50070
speed control combination. Use the
LGB JUMBO power pack (50100/
50101) for best performance.
This one however, must not be
used outdoors.
Replacment
parts:
65853 (208513)
Smoke stack
insert
62201 (2201)
Motor
68511 (5051/1) Lightbulbs
63120 (2120)
Commutator
brushes
63218 (2218)
Pick up shoes
69104 (2010/4) Traction tyres
51020 (5102)
LGB Graphite
Lubricant
51021 (510211)
LGBMain-
tenanceOil
50010 (5001)
LGB Smoke and
Cleaning Fluid
50020 (5002)
LGB Special
ToolSet

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