Run Test - Lennox FLEXY II Series Installation, Operating And Maintenance

COMMISSIONING

RUN TEST

Start unit in cooling mode
Thermody namic readings
prev ailing env ironmental conditions
No rated v alues are giv en here. These depend on the
climatic conditions both outside and inside the building
during operation. Howev er, an experienced refrigeration
engineer will be able to detect any abnormal machine
operation.
Safety test
- Check Air pressure switch (if f itted) "Dirty f ilter" detection
test: vary the set-point v alue (menu page 3413 on DS50)
in respect to the air pressure
of the CLIMATIC™.
- Same procedure for detecting "Missing Filter" (page
menu 3412) or "Air Flow Detection" (page menu 3411).
- Check the smoke detection function (if fitted).
- Check the Firestart by pressing the test button (if fi t ted).
- Disconnect the circuit breakers of the capacitor f ans and
check the high pressure cut-out points on different
ref rigerant circuits.
IOM – FLEXY II – 1007 – E
using manometers and
value. Observe the response
Reverse cycle test
This test is designed to check the good operation of the 4-
way reversing v alves on heat pump reversible systems.
Start the reverse cycle by adjusting the cold or hot
temperature threshold data according to the indoor and
outdoor conditions at the time of test (menu 3320).
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