Graco 3A0427B Thermostat User Manual


 
Parts
12 3A0427B
Parts
24C375 1:1 Ratio Fluid Regulator, Series A
24E471 1:2 Ratio Fluid Regulator, Series A
24E472 1:3 Ratio Fluid Regulator, Series A
* Parts included in Rebuild Kit 24E504 (purchase sep-
arately).
Parts included in Ratio Kits (purchase separately):
24E501, 1:1 Ratio (silver spacer)
24E502, 1:2 Ratio (green spacer)
24E503, 1:3 Ratio (black spacer)
Parts included in Seat Kit 24F140 (purchase sepa-
rately).
Ref.
No. Part No. Description Qty.
1 n/a HOUSING, fluid chamber 1
2 n/a HOUSING, air chamber 1
3† n/a SPACER, ratio, 1:1, silver (24C375
only)
1
n/a SPACER, ratio, 1:2, green (24E471
only)
1
n/a SPACER, ratio, 1:3, black (24E472
only)
1
4 n/a COVER, air chamber 1
5* n/a SEAT, regulator 1
6 n/a NEEDLE, regulator 1
7 n/a RETAINER, seat 1
8 16A585 PISTON, fluid chamber 1
9a* n/a DIAPHRAGM, fluid; ptfe (white) 1
9b* n/a DIAPHRAGM, fluid; nylon/buna-N
(black)
1
10 16A586 PISTON, air chamber 1
11* n/a O-RING; perfluoroelastomer 1
13 16E537 SPRING, compression; sst 1
14† n/a PISTON, ratio, 1:1 (24C375 only) 1
n/a PISTON, ratio, 1:2 (24E471 only) 1
n/a PISTON, ratio, 1:3 (24E472 only) 1
15*† n/a DIAPHRAGM, air; buna-N 1
17 n/a SCREW, cap, socket hd; 8-32 x 1
in. (25 mm); sst
5
19 n/a KIT, bracket, regulator; includes
items 19a and 19b
1
19a n/a SCREW, cap, socket hd; 8-32 x 1/2
in. (13 mm)
2
19b n/a NUT, hex; 1-12 unf-2B 1
20 n/a FITTING, fluid inlet; 1/4 npt x 3/8
npt; sst
1
26 n/a ELBOW, tube, air; 10-32(m) x 5/32
in. (4 mm) OD tube
1
27 n/a CONNECTOR, tube, air; 10-32(m)
x 5/32 in. (4 mm) OD tube
1
29* n/a GASKET, cellulose fiber 1
Ref.
No. Part No. Description Qty.