Actions To Take Against Power Failure; Figure 78 - Actions To Take Against Power Failure - York YHAU-CGN Installation Operation & Maintenance

FORM 155.32-ICOM2.EN.UL
ISSUE DATE:1/10/2018

ACTIONS TO TAKE AGAINST POWER FAILURE

If the main power fails, take the following actions.
Yes
Re-start using the Control Panel
located on the chiller-heater. Monitor
until chiller-heater returns to normal
operation. Purge directly from the
absorber. Stop the machine to ensure
the dilution operation takes place. The
dilution operation takes approximately
10 minutes.
JOHNSON CONTROLS

Figure 78 - Actions to Take Against Power Failure

Power failure
Chiller-Heater stops
Power is restored
Power failure interval is shorter
than the controller back up interval
No
Power failure interval is shorter
than 5 minutes
No
Power failure interval is shorter
than 1 hour.
No
If the power is not restored within 4-5
hours, the solution in the absorber
may be crystallized. Contact your local
assistance.
SECTION 8 – TROUBLESHOOTING
Yes
Continue running machine
Yes
Re-start using the Control Panel
located on the chiller-heater. Monitor
until chiller-heater returns to normal
operation. Purge directly from the
absorber.
LD22956
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