Carrier COMFORT 25HCS manual

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Table of contents for the manual

  • Page 1

    Installation Instructions 25HCS Comfort t Seri es Heat Pumps 1 - - - 1/2 T o 5 Nominal T ons (Sizes 18 to 60) NOTE : Read the en tire instru ction man ual b efore startin g th e installatio n. SAFETY CONSIDERA TIONS Imp rop er in stallation , ad ju stment, alteratio n, service, m ainten ance, or use ca n ca us e expl os ion, f i re , el e ct r i ca[...]

  • Page 2

    2 INST ALLA TION Che ck Equipm ent and J ob Sit e Unpac k Unit Move t o fina l loc ati on. Remove c ar ton ta ki ng car e not to da ma ge un it. Inspec t Equipm ent File claim with ship pi ng co mpan y prio r to installation if shipm ent is da mage d or incompl ete . Loc ate uni t r at ing pl a te on unit cor ne r pane l. It c onta ins inf or ma ti[...]

  • Page 3

    3 T a ble 1 – Accesso ry Usa ge Accessory REQUIRED FOR LOW - - - AMBIENT COOLING APP LICAT IONS (Below 5 5 ° F / 12.8 ° C) REQUIRED F OR LONG L INE AP PLIC ATIO NS* (O ver 80 ft. / 24.38 m) REQUIRED F OR SEA C OAST A PPLIC ATIONS (W ithin 2 mi le s / 3.22 km) Accumu lator Stand ard Standard St andard Ball Be aring Fan Motor Ye s { No No Compres[...]

  • Page 4

    4 Deep V acu um Meth od The de ep vac uum met hod r e quir e s a va cuum pump ca pabl e of pu lling a vacu u m of 50 0 micron s an d a vacu um gag e capab le of accurately m easurin g th is vacuu m dep th . The deep vacu um m etho d is the m ost p ositiv e way o f assurin g a system is free of air and li qui d wat e r . A ti ght dry s yst em wil l [...]

  • Page 5

    5 In stal l El ectrical Acces sori es Ref er t o t he indivi dua l i nstr uc ti ons pac kaged wit h kits or accessories w hen installin g. Start- - Up CAUTION ! PERSONAL INJUR Y HAZARD Failu re to fo llow th is caution m ay result in perso nal inju ry . W ea r saf ety gl a s se s, pr otec tive cl othi ng, and gl oves when handl ing re f ri gera nt [...]

  • Page 6

    6 Quie t Shift Qu iet shift is a field selectab le defrost m od e (factory set to OF F), wh ich w ill elimin ate occasio nal no ise that coul d b e heard at th e start of d efrost cy cle and restartin g o f heatin g cycle. It is selected by pl aci ng DIP swit ch 3 on de fros t boa rd (s ee Fig. 9) i n the ON posi tion. Wh en Qu iet S hift switch is[...]