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Overview
Overview
How the Therm-O-Flow 20 Works
A heated platen melts the sealant or adhesive and
directs the molten material to the pump inlet. The mate-
rial then travels through a heated Check-Mate pump and
heated fluid moves to the application tool.
1.
2. Number of
Therm-O-Flow
Heat Zones
20 (T)
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
6
3. Heat
Controls
Supply Voltage
(0, 6)
(0, 2, 3, 4)
6
230 (2)
6
230 (2)
6
380 (3)
6
380 (3)
6
480 (4)
6
480 (4)
6
230 (2)
6
230 (2)
6
380 (3)
6
380 (3)
6
480 (4)
6
480 (4)
6
230 (2)
6
230 (2)
6
380 (3)
6
380 (3)
6
480 (4)
6
480 (4)
Model Numbers
The six digit part number stamped on your
Therm-O-Flow 20 defines your machine. Each digit rep-
resents a component, as shown in the following table.
4. Pump Ratio
5. Heated
(1, 2, 3)
Platen (F, S)
23:1 (1)
Finned (F)
23:1 (1)
Smooth (S)
23:1 (1)
Finned (F)
23:1 (1)
Smooth (S)
23:1 (1)
Finned (F)
23:1 (1)
Smooth (S)
36:1 (2)
Finned (F)
36:1 (2)
Smooth (S)
36:1 (2)
Finned (F)
36:1 (2)
Smooth (S)
36:1 (2)
Finned (F)
36:1 (2)
Smooth (S)
70:1 (3)
Finned (F)
70:1 (3)
Smooth (S)
70:1 (3)
Finned (F)
70:1 (3)
Smooth (S)
70:1 (3)
Finned (F)
70:1 (3)
Smooth (S)
6. Controls
(0, B, S)
Part No.
Standard (B)
T621FB
Standard (B)
T621SB
Standard (B)
T631FB
Standard (B)
T631SB
Standard (B)
T641FB
Standard (B)
T641SB
Standard (B)
T622FB
Standard (B)
T622SB
Standard (B)
T632FB
Standard (B)
T632SB
Standard (B)
T642FB
Standard (B)
T642SB
Standard (B)
T623FB
Standard (B)
T623SB
Standard (B)
T633FB
Standard (B)
T633SB
Standard (B)
T643FB
Standard (B)
T643SB
311976A
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Table of Contents
Troubleshooting
