Basic setup and operating procedure, Figure 2 assembly of the vacuum pump, Figure 4 removing the vacuum pump – PASCO SE-9788 Coin and Feather Tube User Manual
Page 2: Figure 3 connecting the vacuum pump to end piece c

Coin and Feather Tube
012-07193A
2
Basic Setup and Operating Procedure
Note: The first time you set up the Coin and
Feather Tube, you will need to assemble piece F by
attaching the small tube to the T-connector
(Figure 1). (These pieces are left unassembled for
shipping.)
Figure 1
Assembly of Part F
(once only at first use)
1. Remove an the end piece, put a coin and a feather
or a Styrofoam peanut inside the tube, and replace
the end piece.
Note: Exercise care that your hand or fingers do
not get pinched between the end piece and the
tube.
2. Assemble the vacuum pump as shown in Figure 2.
5
10
15
20
25
30
35
40
45
50
55
60
cc
Figure 2
Assembly of the vacuum pump
3. Connect the
vacuum pump to
the Coin and
Feather Tube at
the connecting
piece on end
piece C (Figure
3).
4. Pull a vacuum in
the tube by
pumping the
plunger on the
syringe 50–60
times.
Note: You can
tell approximately
how much air is
being expelled by
the sound coming
from the check
valve.
5. Disconnect piece
E from piece F
(Figure 4) to
remove the vacuum pump.
Figure 4
Removing the vacuum pump
5
10
15
20
25
30
35
40
45
50
55
60
cc
Figure 3
Connecting the vacuum
pump to end piece C
5
10
15
20
25
30
35
40
45
50
55
60
cc
Connect small tube
to T connector here
C
F
G
E
A
C
F
G
E