BRUEL & KJAER 2305 - Operation; Insertion of Recording Paper; Rolled Paper

3. Operation
Insertion of Recording Paper.
(Refer Fig. 3.1)
A. ROLLED PAPER.
1. Ensure stylus is in up position . This is done mechanically by moving
grooved finger cam A at right-hand end of paper frame scale clockwise.
2.
Remove spring-loaded arm B on the right-hand end of paper roll
spindle by firmly depressing the plunger-type lock between thumb and
forefinger and moving to the right.
Pilot
lamp
E ve nt
Ma rker
Stylus
5
Hold ing s crews for
Wr iti ng Arm Unit
Ho le for Extension
Driving Ar m
Scole Position
Adjus tm e nt
16(812
Fig. 3.1. Paper holder arrangement and writing system. (Cover for Writing
Arm Unit removed).
3. Takc roll of required paper (50 or 100 mm) and pull out 30 cm or
12 in ches approximately. Holding roll in right hand, feed the pulled
out end piece be hind re ar guide spindle C and underneath the Bottom
Plate of th e Writing Arm Unit at the same time placing roll on main
spindl e D, s ee also Fig. 3.2. Push gently to the left until stopped by
guide c lip E, which is centered above pap er drive sprocket.
-t o Lift guide clip E with finger nail , feed the pcrforations in the paper
onto th e sprocket, ensuring that the teeth are evenly enga g ed in the
holes. Hold paper in place by lowering the clip.
5.
Repl ace spring-loaded arm B over centre spindle D and rear spindle C
so that it holds, with a small clearance (0.5-1 mm) the roll amI the
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