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Vertical package air conditionners
Contents
1. Introduction ......................................................................................................................................................................................................... 3
2. Operation limits................................................................................................................................................................................................... 3
3. Technical characteristics ..................................................................................................................................................................................... 4
4. Unit identifi cation ................................................................................................................................................................................................ 5
5. Safety advice ...................................................................................................................................................................................................... 5
6. Transport ............................................................................................................................................................................................................ 5
7. Location and assembling .................................................................................................................................................................................... 6
Location designation ........................................................................................................................................................................................ 6
Anchorage for antivibrators .............................................................................................................................................................................. 6
Minimum free space for commissioning and maintenance operations ............................................................................................................ 6
Sound level .......................................................................................................................................................................................................6
8. Checking before commissioning..........................................................................................................................................................................7
Electrical Connections .......................................................................................................................................................................................7
Air ducts connections ........................................................................................................................................................................................8
Checks at fans ..................................................................................................................................................................................................8
Condensate drain connection ...........................................................................................................................................................................8
9. Safety elements ...................................................................................................................................................................................................9
High pressure pressostat ..................................................................................................................................................................................9
Low pressure pressostat ...................................................................................................................................................................................9
Magnetothermals for line protection .....................................................................................................................................................................9
Automatic switch in the control circuit ...............................................................................................................................................................9
Main door switch ...............................................................................................................................................................................................9
Safeties at the compressor ..............................................................................................................................................................................9
Fans and compressors protection .....................................................................................................................................................................9
Clogged fi lter detector (optional) ......................................................................................................................................................................9
Air quality probe (optional) .............................................................................................................................................................................10
10. Options ............................................................................................................................................................................................................10
Hot water coil ..................................................................................................................................................................................................10
Condensation pressure control .....................................................................................................................................................................10
Electrical heater .............................................................................................................................................................................................10
11. Commissioning ................................................................................................................................................................................................ 11
Checks prior to commissioning ...................................................................................................................................................................... 11
Operational checks ......................................................................................................................................................................................... 11
Possible problems at commissioning .............................................................................................................................................................. 11
12. Maintenance ....................................................................................................................................................................................................12
13. Control and analysis of breakdowns................................................................................................................................................................14
Summary of Contents for 50NF
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