LEYBOLD Trivac D2A User Manual

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=
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r-
Posi·
Number Required per Unit
tion
Pump Model
No.
on
Figs.
D2A
D4A
D8A D16A
D30A
D60A/ D90A
38
1
1
38
1
1
38
1
39
1 1
39
1 1
39
1
40
1
1
40
1 1
40
3
41
1
1
41
1 1
41
1
42
1
1
42
1 1 1
43
1
1
1 1 1
44
1
1
44
1 1
44
1
45
2
2
45
2 2
45
2
*
Included in module (see Page
57
of
parts list).
++Included
in
universal gasket set and module repair kit
(see page
57
of
parts list}.
1
1
3
1
1 1
1 2
Part Name
Catalog No.
COUPLING
ASSEMBLY
(Cont'd.)
Key
(coupling) 221
16065*
Key
(coupling)
22116151*
Key
(coupling)
22116179*
CENTRIFUGAL
SWITCH
AND
RETAINER RING
Centrifugal switch
50036123*
Centrifugal switch
50036'128*
Centrifugal switch
50036147*
Retainer ring
23103101*
Retainer ring
23103104*
Retainer ring
231
03
111
*
LEVER
ASSEMBLY
Lever 281 53 130*
..
Lever 281
53102*
Lever 281
53101
*
Spring (lever)
221
61
199*
Spring (lever)
221
62
141 *
Seal (lever)
23973
131
*++."
SECOND STAGE
ASSEMBLY
Front end plate 301
51
138*
Front end
plate 301
51
137*
Front end
plate _
301
51
140*
Radial shaft seal
23953124*++"-
Radial shaft seal
23953142*++</
Radial shaft seal
23953110*+:,,/
Stl - steel
CI
- cast iron
Viton - heat resistant synthetic rubber
Dimensions
(mm)
4x4x18
5x5x18
6x6x22
D60x23
D70x27 D60x23
D12x1 D15x1
D22x1.2
73x36
88x40x1
109x40x1
D5.8x 18xO.4 D8.5x23 D9x11
D12x18 D15x23
D40x27 D12x28x7
D15x32x7 D22x40x7
D - diameter
Brs
- brass
Brz
- bronze
Material Remarks
Steel
Steel Steel
I
Brs,
Stl
Brs, Stl Brs, Stl
Steel Steel Steel
The 2 additional rings
fit
onto
the
shaft on
both sides
of
the
second stage rotor.
Steel
Steel
Steel Steel Steel
CI,
Brz
CI,
Brz
CI
Vi
ton
One
of
the
seals fits
Viton into
the
front end
Viton
plate; the other fits
into
the
rear end
plate .
--------

LEYBOLD Trivac D2A Specifications

General

Brand	LEYBOLD
Model	Trivac D2A
Category	Water Pump
Language	English