Filtration; Water And Direct Expansion Coil - Carrier 39CZ Installation, Operation And Maintenance Instructions

3 - INSTALLATION
■ Mounting brackets
To guarantee a greater clearance height, fit raised feet under the standard frame feet.
Extension leg (100 mm/200mm/300mm)

3.3 - Filtration

- G2 filters: the cell may be inserted in any direction regardless of the direction of air flow,
- G4 filters: the mesh holding the medium in place must face the discharge air side,
- HPS bag filters HPS (M5, M6, F7, F8, F9), high-efficiency and HPR filters: the cells on the frame side must face the incoming air,
- HEPA filters (E10, H14): refer to the instructions supplied with filters for information on fitting and maintaining them,
- Carbon filters: refer to the instructions supplied with the filters.
G2 and G4 filters are supplied fitted on the unit. Other filters are supplied in their packing.
B
B
G4 filter
C
HPS filter
D
HPR or carbon filter
E
HEPA filter

3.4 - Water and direct expansion coil

Do not remove the protective caps until you are ready to connect
the coils.
■ Coil with water supply
IMPORTANT: Always use two spanners when connecting or
tightening the hydraulic couplings to avoid twisting the pipes
and applying stress on the welds. Check the tightness of the
connections before installing heat insulation or filling the
system with water.
12
C
C
If flanges are used, provide enough clearance for the frost
protection sensor drawer or the droplet separator drawer.
The flanges should be offset.
■ Supplying the coils
Warning: water + glycol = risk of burns and toxic if ingested
Refer to your dimensional drawing for the diameters of the
connections and their positions.
Check the connections for leaks after 24 hours.
Adjustable leg (option).
E
D