York YHAU-CGH, Установка, эксплуатация и обслуживание

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SECTION 6 – OPERATION FORM 155.32-ICOM2.EN.UL
ISSUE DATE:1/10/2018
118 JOHNSON CONTROLS
12. Press the Refrigerant Pump Auto button on the Setting screen. See Figure 55 on
page 112
13. Keep this condition for 30 minutes. The solution liquid level in the high-temperature
generator gradually rises.
14. After the solution liquid level in the high-temperature generator shows full, close the
two manual valves:
A. On the weak solution line from the low-temperature heat exchanger to the solu-
tion flow control float valve in the high-temperature generator.
B. On the strong solution line from the high-temperature heat exchanger to the
solution spray pump.
15. Set each Cooling or Heating changeover valve and manual valve to Residential hot
water supply mode. See Table 33 on page 119 .
16. Press and hold the Operation Mode Heating button for 15 seconds. The button is lo-
cated on the Setting screen. See Figure 55 on page 112
17. Press the RHW only operation ON button on the Setting screen. See Figure 55 on
page 112
18. While the chiller-heater is stopping, purge the purging tank, See Manual Method to
Purge Non-CONDensable Gas Directly from Absorber on page 127 .
19. Close all of the manual valves in the purge line (V10, V11, V12, V13, V14, V15, and
V16).
20. Press the Purge Mode Auto button on the Setting screen. See Figure 55 on page 112