English
Liebert HPM --- A/W/F/D/H
Index
1 -- Preliminary operations ................................................................. 1
1.1 --- Safety Information 1.........................................................................
1.2 --- Equipment Inspection 1.....................................................................
1.3 --- Packing material 1..........................................................................
1.4 --- Recommended Unit Handling Equipment 1.....................................................
1.5 --- Handling the Unit While Packaged 1...........................................................
1.6 --- Unpacking the Unit 1........................................................................
1.7 --- Removing the Unit from the Skid using a Fork Lift 2..............................................
1.8 --- Moving the Unit to the Installation Location using Piano Jacks 2....................................
1 . 9 --- R e m o v a l o f P i a n o J a ck s 2....................................................................
1.10 --- Base module 2.............................................................................
1.11 --- Operating limits 2...........................................................................
1.12 --- Noise level limits 3..........................................................................
2 -- General description .................................................................... 3
2.1 --- Direct expansion units 3.....................................................................
3 -- Installation ............................................................................ 6
4 -- Refrigeration connections .............................................................. 6
4.1 --- Refrigeration pipeline connectio ns (A and D) 6..................................................
4.2 --- Vacuum creation and refrigerant charge 9......................................................
4.3 --- Refrigeration circuits 10.......................................................................
5 -- Water connections ..................................................................... 10
5.1 --- General warnings 10.........................................................................
5.2 --- Water connections 10........................................................................
5 . 3 --- Ch i l l e d w a te r c o n n e ct i o n s ( D a n d H o n l y ) --- ( F i g . d ) 1 0............................................
5.4 --- Cooling water connec tions (W, F and H only) 10..................................................
5.5 --- Adding ethylene glycol 11.....................................................................
6 -- Electrical connections ................................................................. 12
6.1 --- Electrical connections 12......................................................................
6.2 --- Fan connections 12..........................................................................
6.3 --- Protection degree IP2x check 12...............................................................
6.4 --- Protective features of EC fan 12................................................................
7-- Start-up ..............................................................................13
7.1 --- First start---up (or after long standstill) 13........................................................
7.2 --- Starting and stopping 13......................................................................
7.3 --- Automatic restart 13..........................................................................
7.4 --- Checking the refrigeration piping pressure drops 14...............................................
8-- Operation .............................................................................14
9 -- Calibrations & Regulation (at start--up) ................................................. 15
9.1 --- Setting the thermostatic expansion valve 15......................................................
9.2 --- Adjustment of the hot gas injection valve as antifreeze mode and partial control of the capacity
(F,D,HandConstant) 15.....................................................................
9.3 --- Chilled water valve (F, D and H only) 15.........................................................
9.4 --- Water condenser flow control valve (F only) 16...................................................
9.5 --- Water leakage sensor (Liquistat) 16.............................................................
9.6 --- Environment protection 16....................................................................
10 -- Maintenance/Spare Parts ............................................................... 16
10.1 --- Safety instructions 16.........................................................................
10.2 --- Spare parts 16..............................................................................
10.3 --- Maintenance schedule 16.....................................................................
10.4 --- Refrigeration circuit 18........................................................................
10.5 --- Dismantling the unit 18.......................................................................
10.6 --- Regulation (EC) no. 842/2006 (F ---gas) 18.......................................................
Enclosures
HUMIDAIR humidifier ........................................................................ A--1
Technical data tables ........................................................................ B--1
Installation drawings ........................................................................ C--1
Refrigerant and hydraulic connections ........................................................ D--1
Refrigeration circuits ........................................................................ E--1
Hot water circuit ............................................................................. F--1
Maintenance ................................................................................ G--1
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