JOHNSON CONTROLS
145
SECTION 7 - MAINTENANCE
FORM 201.30-ICOM1 (519)
ISSUE DATE: 05/22/2019
7
The pipe plug has straight threads, and
could fall into the reservoir.
5. Remove the cap on the ll tube and run the cool-
ant pump to verify the level in the ll tube.
6. Make sure the coolant level in the VSD cooling
system is 1/2 in. (2 cm) from the top of the ll
tube while running.
7. Run the pump by placing the chiller in SERVICE
mode. Refer to SECTION 6 - OPERATION.
8. Add new coolant, if necessary.
9. Reinstall the cap before stopping the coolant
pump to avoid overowing the ll tube when the
coolant pump is turned off. The coolant system
holds about 2 gallons (7.6 L) of coolant.
Preventive Maintenance
It is the owner's responsibility to fulfill the necessary
daily, monthly and yearly system maintenance require-
ments to keep the unit operating at its peak efficiency.
Follow the maintenance schedule in Table 43 on page
131.
If a unit fails due to improper mainte-
nance during the warranty period, John-
son Controls will NOT be liable for costs
incurred to return the system to satisfac-
tory operation.
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