Figure 7.3 Equipment recommended to install the upflow plenum and EC fans
• Ladders
• Over-head winch or crane
• Duct lift
• Lift chains withhooks
• Scissor lift
6.2.1 Assembly inspection
1. Inspect all items for visible or concealed damage. Immediately report any damage to the carrier and file a
damage claim, sending a copy of the claim to your local sales representative.
2. Move tothe installation location, remove items from packaging and verify that the assembly number is correct:
• Refer to Table 7.1 below to verify plenum number by unit length, plenum height, quantity, and grille
size.
• Refer to Table 7.2 onthe facing page to verify EC fan number by unit voltage.
• Verify that the fan-motor voltage rating is appropriate for the marked voltagerating of the cooling unit.
3. Verify that all assembly contents are present:
• Refer to Figure 7.4 onthe facing page and Table 7.3 on the facing page to verify plenum parts.
• Refer to Table 7.4 onpage49 to verify EC-fanparts.
Plenum Height: 24 in. (610 mm) 30 in. (762 mm) 36 in. (917 mm)
Unit Description Assembly Number and Weight
CW106–114, UnitLength122 in. (3099mm)
Non-grilledplenum 305211G1 -150 lb. (68kg) 305211G2 -181 lb. (82 kg) 305211G3-207 lb. (94kg)
Front discharge 306584G1 -281 lb. (127 kg) — —
Reardischarge 305468G1 -281 lb. (127 kg) — —
CW076–084, UnitLength99in. (2515mm)
Non-grilledplenum 306085G1 -124lb. (56kg) 306085G2-148lb. (67 kg) 306085G3 -168lb. (76kg)
Front discharge 306585G1 -221 lb. (100kg) — —
Reardischarge 306082G1 -221 lb. (100 kg) — —
CW051–060, UnitLength74in. (1880 mm)
Non-grilledplenum 306205G1 -99lb. (45 kg) 306205G2-119lb. (54kg) 306205G3-137 lb. (62 kg)
Front discharge 306586G1 -159lb. (72kg) — —
Reardischarge 306204G1 -159lb. (72kg) — —
CW026–041, Unit Length50"(1270mm)
Non-grilledplenum 306194G1 -74lb. (34kg) 306194G2 -91 lb. (41 kg) 306194G3 -104lb. (47 kg)
Front discharge 306587G1 -130 lb. (59kg) — —
Reardischarge 306193G1 -130 lb. (59kg) — —
Table 7.1 Plenum Assembly Numbers, Plenum Heights, Plenum Weights and Unit Lengths
Vertiv | Liebert® CW™Installer/User Guide
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