Carrier AQUASNAP 30RQ Installation, Operation And Maintenance Instructions page 3

10 - MajOR sysTeM COMpONeNTs ..................................................................................................................................... 25
10.1 - Compressors .......................................................................................................................................................................... .25
10.2 - Lubricant ................................................................................................................................................................................ .25
10.3 - Air heat exchangers (condensers in cooling mode, evaporators in heating mode) ................................................................ .25
10.4 - Fans ........................................................................................................................................................................................ .25
10.5 - Electronic expansion valve (EXV) ........................................................................................................................................ .25
10.6 - Moisture indicator .................................................................................................................................................................. .25
10.7 - Refrigerant storage tank with integrated filter drier .............................................................................................................. .25
10.8 - Water heat exchanger ............................................................................................................................................................. .25
10.9 - Refrigerant ............................................................................................................................................................................. .26
10.10 - High-pressure safety switch ................................................................................................................................................. .26
10.11 - Fan arrangemen ................................................................................................................................................................... .26
10.12 - Fan stages ............................................................................................................................................................................ .26
11 - OpTIONs aND aCCessOIRes ........................................................................................................................................... 27
11.1 - Heat reclaim option using desuperheaters ............................................................................................................................ .27
11.2 - Option 241 ............................................................................................................................................................................. .32
11.3 - Other options and accessories ................................................................................................................................................ .33
12 - sTaNDaRD MaINTeNaNCe ............................................................................................................................................. 34
12.1 - Level 1 maintenance (see note) ............................................................................................................................................. .34
12.2 - Level 2 maintenance (see note) ............................................................................................................................................. .34
12.3 - Level 3 (or higher) maintenance (see note) ........................................................................................................................... .34
12.4 - Tightening torques for the main electrical connections ......................................................................................................... .34
12.5 - Tightening torques for the main bolts and screws ................................................................................................................. .34
12.6 - Air heat exchanger ................................................................................................................................................................. .35
12.7 - Water heat exchanger maintenance ........................................................................................................................................ .35
12.8 - Characteristics of R-410A ..................................................................................................................................................... .35
13 - lIsT OF CheCKs TO Be CaRRIeD OUT By The INsTalleR BeFORe CallINg CaRRIeR seRvICe FOR
UNIT MaINTeNaNCe ................................................................................................................................................................. 36
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