Figure 22. Adjust Nitrogen Needle Valve (In Compartment Beneath Oven); Table 7. Desired Oxygen Concentration - Despatch LCC Series Owner's Manual

LCC_LCD1-16/51 Oven Owner's Manual
b. Press ▲ or ▼ to display the desired profile.
c. Press Run to start the Profile Mode.
6. The first segment of the program is the PURGE MODE
a. Set the nitrogen flow meter (Figure 21) to the desired setting (Table 7).
b. This program energizes the purge solenoid valve.
Oven Model Mode
7. The second segment is the MAINTAIN MODE:
a. The purge solenoid valve is de-energized and the maintain solenoid is
energized to maintain the nitrogen level to less than the purge level.
b. Adjust the Nitrogen Maintain needle valve at rear of oven (Figure 22).
Leave the maintain valve energized as long as the nitrogen level is
maintained (Table 7).

Figure 22. Adjust Nitrogen needle valve (in compartment beneath oven).

8. The third and final segment is the COOLDOWN MODE. In Cooldown mode,
water valves are energized to bring the chamber to a safe unloading
temperature (Figure 23).
a. Set water cooling flow meter to 2 GPM (11 LPM) and adjust if necessary.
©2021 ITW EAE. All rights reserved. Despatch is a registered trademark in the U.S. and other
countries. No part of the contents of this manual may be reproduced, copied or transmitted in any form
or by any means without the written permission from ITW EAE - Despatch, unless for purchaser's
personal use.

Table 7. Desired Oxygen Concentration.

Purge
LCC1-16
Maintain
Purge
LCC1-51
Maintain
.
< 100 PPM <1000 PPM
150 SCFH 125 SCFH
75 SCFH 65 SCFH
200 SCFH 175 SCFH
160 SCFH 140 SCFH
C244, 320207, REV B
59 of 82