Models - Graco Therm-O-Flow 20 Instructions - Parts Manual

Models

The model number stamped on your system defines the equipment in the following categories.
See Technical Specifications, page 110, for maximum working pressure.
SER
Series Frame Size
Code A
20P 5 Gallon (20 Liter)
Code B
A Air control only
E Air and Electric
Code C Zones, Volts, Type
11P 4 Zones, 230 V, Primary
11S 4 Zones, 230 V, Secondary
12P 4 Zones, 400 V/N, Primary
12S 4 Zones, 400 V/N, Secondary
13P 4 Zones, 400 V, Primary
13S 4 Zones, 400 V, Secondary
14P 4 Zones, 480 V, Primary
14S 4 Zones, 480 V, Secondary
15P 4 Zones, 600 V, Primary
15S 4 Zones, 600 V, Secondary
21P 8 Zones, 230 V, Primary
21S 8 Zones, 230 V, Secondary
22P 8 Zones, 400 V/N, Primary
22S 8 Zones, 400 V/N, Secondary
23P 8 Zones, 400 V, Primary
23S 8 Zones, 400 V, Secondary
24P 8 Zones, 480 V, Primary
24S 8 Zones, 480 V, Secondary
25P 8 Zones, 600 V, Primary
25S 8 Zones, 600 V, Secondary
31P 12 Zones, 230 V, Primary
31S 12 Zones, 230 V, Secondary
32P 12 Zones, 400 V/N, Primary
32S 12 Zones, 400 V/N, Secondary
33P 12 Zones, 400 V, Primary
33S 12 Zones, 400 V, Secondary
34P 12 Zones, 480 V, Primary
34S 12 Zones, 480 V, Secondary
35P 12 Zones, 600 V, Primary
35S 12 Zones, 600 V, Secondary
NNN None
334129S
A B
Air
Air/Electric
Frame Size
Air/Electric
C D
Zone Pump
Config Ratio
Code D
1 23:1 CF (Carbon-Filled)
2 36:1 CF
3 70:1 CF
4 23:1 GF (Glass-Filled)
5 36:1 GF
6 70:1 GF
7 15:1 PTFE
Code E
S Smooth Bottom (No Fin)
F Standard Finned Bottom
Models
E
Platen
Style
Pump Ratio
Platen Style
7