20 | Commissioning
Installer and user reference guide
118
RXYTQ
VRV IV+ heat pump for high ambient temperatures
4P561157-1B – 2021.11
20 Commissioning
NOTICE
General commissioning checklist. Next to the commissioning instructions in this
chapter, a general commissioning checklist is also available on the Daikin Business
Portal (authentication required).
The general commissioning checklist is complementary to the instructions in this
chapter and can be used as a guideline and reporting template during the
commissioning and hand-over to the user.
In this chapter
20.1 Overview: Commissioning ...................................................................................................................................................... 118
20.2 Precautions when commissioning.......................................................................................................................................... 118
20.3 Checklist before commissioning............................................................................................................................................. 119
20.4 About the test run .................................................................................................................................................................. 120
20.5 To perform a test run ............................................................................................................................................................. 121
20.6 Correcting after abnormal completion of the test run.......................................................................................................... 122
20.7 Operating the unit .................................................................................................................................................................. 122
20.1 Overview: Commissioning
After installation and once the field settings are defined, the installer is obliged to
verify correct operation. Therefore a test run MUST be performed according to the
procedures described below.
This chapter describes what you have to do and know to commission the system
after it is configured.
Commissioning typically consists of the following stages:
1 Checking the "Checklist before commissioning".
2 Performing a test run.
3 If necessary, correcting errors after abnormal completion of the test run.
4 Operating the system.
20.2 Precautions when commissioning
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
CAUTION
Do NOT perform the test operation while working on the indoor units.
When performing the test operation, NOT ONLY the outdoor unit, but the connected
indoor unit will operate as well. Working on an indoor unit while performing a test
operation is dangerous.
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