Inspecting The Outdoor Unit; Safety Precautions For Inspecting Or Servicing The Outdoor Unit - Daikin GYEQ20AN Service Manual

SiAUY361411EA

1. Inspecting the Outdoor Unit

1.1 Safety Precautions for Inspecting or Servicing the
Outdoor Unit
Table 5.1/ Safety precautions for inspecting or servicing the outdoor unit
Parts Inspection
The outdoor unit must be stopped before and during inspection. Everyone
should be warned that the outdoor unit is under inspection and directed never
to operate the outdoor unit via a remote control unit or by any other means.
Before inspecting or servicing the outdoor unit, never forget to turn OFF the
outdoor unit's power supply breaker.
Warning
Any inspection tasks on the primary side of the outdoor unit's power supply
breaker must be preceded by shutting off the primary side power supply (the
main power supply of the customer's distribution board).
If you must inspect the outdoor unit with the power ON, take extreme care to
keep away from any energized parts or rotating parts.
Since some parts (such as engine parts) contained in the outdoor unit remain
hot for some time after the outdoor unit is stopped, take extreme care to
prevent burns when inspecting or servicing the outdoor unit's internal
Caution
components.
Make sure that the wiring terminals do not touch the circuit board or body, and
cover the removed terminals, for example by using insulation tape.
After completing inspection or servicing, be sure to perform sufficient actuator
checks and test runs to ensure that operation is normal.
Use proper tools when you perform servicing tasks.
General
Take care in handling circuit boards. Particularly when you plug or unplug a
precautions
connector, gently support the circuit board with your fingers to minimize the
force applied to the circuit board.
Do not attempt to pull out connectors and harnesses when you unplug them.
When plugging in a connector, make sure that the lock jaw is perfectly locked.
Inspecting the Outdoor Unit
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