Page 8-2
Revised 1/05
ITW Dynatec c. 2004
DYNAMINI ASU Manual #20-25
To Remove the Hopper Lid
(See illustration on page 10-7)
1. Remove the four flat head screws which are
located one on each side of the lid base.
2. Pull the lid up to remove.
a.
Lid Seal Replacement:
The lid seal (o-
ring) is located inside the lid base.
1. Remove the old seal, which rests against the
top of the hopper.
2. Install the new seal into the groove pro-
vided.
Thermostat Replacement
(See illustration on pages 10-7.)
1. Remove the access cover screw.
2. Lift the access cover out of its slots in the
base.
Overtemp Thermostat Replacement:
1. Remove the two screws and slip the termi-
nals and the hopper ground wire off of the
thermostat.
2. Remove the thermostat from the base of the
hopper.
3. Install new thermostat with two secrews and
re-install the terminals and hopper ground
wire.
Lid
Lid base
Lid seal
Overtemp
Thermostat
Sensor
RTD Sensor Replacement
(See illustration on page 10-11)
1. Remove the pump and electronics cover. The RTD sensor is centered between the cast-in heat-
ers on the base of the hopper.
2. Slip the sensor out of its adapter.
3. Unplug the sensor wires from pins 1 and 2 on the Control PCB (see PCB illustration on page
7-5).
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