ITW Dynatec c. 2004
DYNAMINI ASU Manual #20-25
Page 8-3
Revised 1/05
PC Board
Fuses
To Access the Electrical Components
(See also illustrations on pages 10-3 & 8-2)
Remove the pump and electronics cover.
a.
Main On/ Off Switch Replacement:
Note: there are two main switches (pump
and ASU)
.
Switches are located on the display panel.
1. From the back of the switch, free it by
squeezing it from either side.
2. Remove the switch through the back of the
panel.
3. Disconnect four color-coded plug-in leads
from the old switch and connect them to new
switch.
b.
Fuse Replacement:
Note: Use fuses as specified on page 7-2.
i. Fuses on PC Board:
(see also detailed
illustration on page 7-2 sizes and locations of
fuses).
Note on PCB fuses: each temperature
zone is fused with two fuses, either one of
which can blow causing the zone to not heat.
c.
Diode Replacement:
The diode slides
onto a screw on the panel divider. Tighten
down the two screws.
Note: only the 100-120VAC ASU has a
diode.
d.
Control (Keypad) Board Replacement:
1. Disconnect electrical connections to the
printed circuit board and main switch.
2. Remove the four screws in the control
board’s corners to remove the board.
ASU
On/Off
Switch
Pump
On/Off
Switch
Diode (on 100-120
VAC model only)
Control (Keypad) Board
Содержание DYNAMINI
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