Despatch LND Series with Protocol Plus - Manual (Page 18)

10
e. Adjust flowmeter for desired flow rate. Consult the following chart for
cooldown rates.
f. Close 3-way valve. Make sure check valve is working properly by
monitoring water flow back through the cooling coil and out the drain port
of the 3-way valve.
Figure 3. Cool Down Rate with Water Cooling Coil (unit without a load).
5.
Identify correct power source indicated on the specification plate.
6.
On larger units, remove the control panel and the filter panel to expose the
equipment mounting area.
7.
Hard wire oven directly to the electric supply. On larger units the line connection
is located on the equipment mounting panel.
300
200
100
0
0 10 20 30 40 50
Time
(minutes)
LND2-24
LND2-11
LND1-42
NOTE:
Cooldown rates are approximate. Load mass, inert gas flow and exhaust rates affect cool
down times.