Hitachi EV-1.5N Installations- Und Betriebshandbuch Seite 4

Expansion Valve Kit EV-.5N
Installation & Operation Manual
Contents
1 Safety summary _______________________________________________ 6
2 Transportation and handling ______________________________________ 8
2.1 Specification ______________________________________________ 8
2.2 Transportation _____________________________________________ 8
2.3 Combination of Indoor Unit __________________________________ 8
2.4 Accessories _______________________________________________ 8
2.5 Installation of expansion valve kit ______________________________ 9
2.5. Installation Location ____________________________________ 9
2.5.2 Installation method ____________________________________ 0
2.5.3 Suspension bolt setting ________________________________ 
3 Refrigerant piping work _________________________________________ 2
3.1 Refrigerant piping thickness _________________________________ 2
3.2 Refrigerant piping length ____________________________________ 2
3.3 Additional refrigerant charge calculation ________________________ 3
3.4 Piping materials __________________________________________ 7
3.5 Piping Connection _________________________________________ 7
4 Electrical Wiring ______________________________________________ 8
Page 2
PMML083A - 07/2008