ModelsBSI–080Athrough402A ModelsDSI–080Athrough165ANomenclatureBSI-120AHPBSI = Belt Driven Centrifugal Inline DSI = Direct
10 Twin City IM 4205SideDischargeOptionSide discharge kits (including panels, mounting collars, and necessary hardware) are available to provi
Twin City IM 4205 11Seller warrants to the original purchaser that the goods sold hereunder shall be free from defects in workman-ship and material u
TM®4MPP01/10
2 Twin City IM 4205GeneralInstallationCAUTION:Sheet metal parts,screws, clips andsimilaritemsinherently have sharpedges,and it isnec
Twin City IM 4205 3Table 1. Wheel to Inlet VenturiMODEL OVERLAPBSI0.50DSI0.50Check,Test&StartProcedureWARNINGElectric shock hazard. Could cau
4 Twin City IM 4205Figure 3. Low End Setpoint AdjustmentNOTE: 5 amp model shown. On 10 and 15 amp models, adjustment is made through clear-ance hole
Twin City IM 4205 5Figure 4. Eliminate Slack Figure 5. Belt DeflectionFigure 6. Mounting Belts Figure 7. SheavesFigure 8. BeltsDeflectionDeflection
6 Twin City IM 4205FanTroubleshootingChart PROBLEM POSSIBLE CAUSES FAN DOES NOT OPERATE 1. Wrong voltage. 2. Electricity turned off or
Twin City IM 4205 7MaintenanceInstallation and maintenance are to be performed only by qualified personnel who are familiar with local codes a
8 Twin City IM 4205BSI:BeltDrivenCentrifugalInlineFansDIMENSIONS ARE NOT TO BE USED FOR CONSTRUCTION.OPTIONAL MOTORCOVEROPTIONALBELT GUARDEGHFB
Twin City IM 4205 9MountingBracketsBSI and DSI square inline fans can be mounted in any position: horizontal, vertical or angular. Th
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